{"id":2075,"date":"2022-10-11T09:12:18","date_gmt":"2022-10-11T09:12:18","guid":{"rendered":"https:\/\/blog.praxilabs.com\/?p=2075"},"modified":"2025-08-22T21:44:18","modified_gmt":"2025-08-22T21:44:18","slug":"diels-alder-reaction","status":"publish","type":"post","link":"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/","title":{"rendered":"Here\u2019s What You\u2019re Looking For in Diels Alder Reaction"},"content":{"rendered":"<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">To understand Diels Alder reaction well, we will first clarify important definitions like alkene and diene.<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2076 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download-5.png\" alt=\"Alkene\" width=\"118\" height=\"110\" \/><\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Alkenes<\/b><\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Alkene is a class or a group of hydrocarbons that contains 1 carbon &#8211; carbon double bond at least.<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Alkene is also known as olefin and its general formula is CnH2n. Alkenes are more reactive than alkanes due to the presence of the carbon double bond that makes alkenes more reactive than alkanes (contain carbon-carbon single bond)<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2077 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download-1.png\" alt=\"Dienes\" width=\"249\" height=\"144\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Dienes<\/b><\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Diene is a compound that contains two double bonds, usually between carbon atoms.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><strong>There are 3 classes of dienes:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Cumulated Diene (Allene): this class of dienes contains 2 successive double bonds on adjacent carbon atom.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Isolated Diene: It contains 2 double bonds separated by 2 or more double bonds.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Conjugated Diene: It contains 2 conjugated double bonds conjugated or separated by a single bond. It is used widely in polymer industry.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><strong>Note:<\/strong> this classification is depends on the position of the double bond in the molecule.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">In this article, we will clarify Diels-Alder reaction, its mechanism of action, its examples, its applications, the <a href=\"https:\/\/praxilabs.com\/\">3D virtual lab<\/a> of the experiment that provided by PraxiLabs and more.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">In 1928, the German chemists Otto Diels and Kurt Alder discovered Diels-Alder reaction, for which they received the Nobel Prize in Chemistry in 1950.<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: tahoma, arial, helvetica, sans-serif;\"><strong><a class=\"maxbutton-3 maxbutton\" href=\"https:\/\/praxilabs.com\/en\/sign-up\"><span class='mb-text'>Try Diels Alder Reaction Experiment Now for Free!<\/span><\/a><\/strong><\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\r\n<div class=\"ez-toc-title-container\">\r\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\r\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\r\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_Is_the_Diels_Alder_Reaction\" >What Is the Diels Alder Reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Basic_Pattern_of_the_Diels-Alder_Reaction\" >Basic Pattern of the Diels-Alder Reaction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Mechanism_of_Diels_Alder_Reaction\" >Mechanism of Diels Alder Reaction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Diels_Alder_Reaction_Examples\" >Diels Alder Reaction Examples<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Hetero-Diels-Alder_Reaction\" >Hetero-Diels-Alder Reaction<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Example_of_Hetero-Diels-Alder_Reaction\" >Example of Hetero-Diels-Alder Reaction:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Diels-Alder_Reaction_Stereochemistry\" >Diels-Alder Reaction Stereochemistry<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Retro-Diels-Alder_Reaction\" >Retro-Diels-Alder Reaction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Applications_of_Diels_Alder_Reaction\" >Applications of Diels Alder Reaction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Diels-Alder_Reaction_Virtual_Lab_from_PraxiLabs\" >Diels-Alder Reaction Virtual Lab from PraxiLabs<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Diels-Alder_Reaction_Principle_of_Work\" >Diels-Alder Reaction Principle of Work<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Diels_Alder_Reaction_Method\" >Diels Alder Reaction Method<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#FAQs_about_Diels-Alder_Reaction\" >FAQs about Diels-Alder Reaction<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_is_the_product_of_a_Diels-Alder_reaction\" >What is the product of a Diels-Alder reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_does_Diels-Alder_form\" >What does Diels-Alder form?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_are_the_characteristics_of_Diels-Alder_reaction\" >What are the characteristics of Diels-Alder reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_is_the_importance_of_a_Diels-Alder_reaction\" >What is the importance of a Diels-Alder reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_happens_in_a_Diels-Alder_reaction\" >What happens in a Diels-Alder reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#What_is_Diels-Alder_reaction_give_equation\" >What is Diels-Alder reaction give equation?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#How_do_you_draw_Diels-Alder_reaction\" >How do you draw Diels-Alder reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Why_is_Diels-Alder_syn_addition\" >Why is Diels-Alder\u00a0 syn addition?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Why_Diels_Alder_reaction_is_considered_as_a_42-cycloaddition_reaction\" >Why Diels Alder reaction is considered as a [4+2]-cycloaddition reaction?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Why_is_Diels_Alder_reaction_known_as_a_non-polar_reactions\" >Why is Diels Alder reaction known as a non-polar reactions?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/praxilabs.com\/en\/blog\/2022\/10\/11\/diels-alder-reaction\/#Why_is_Diels-Alder_stereospecific\" >Why is Diels-Alder stereospecific?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\r\n<h2><span class=\"ez-toc-section\" id=\"What_Is_the_Diels_Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>What Is the Diels Alder Reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">In organic ch<\/span><span style=\"font-weight: 400;\">emistry, <\/span><span style=\"font-weight: 400;\">The Diels-Alder reaction is considered one of the most vital reactions. The reactants of this reaction are a substituted alkene (commonly known as dienophile) and a conjugated diene. Diels Alder reaction gives rise to synthesize six-membered ringed cyclic organic compounds that known as cyclohexene.<\/span><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">So we can define Diels-Alder reaction simply as the reaction between a substituted alkene and a conjugated diene to give a cyclohexene.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Basic_Pattern_of_the_Diels-Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Basic Pattern of the Diels-Alder Reaction<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2078 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download.png\" alt=\"Basic Pattern of the Diels-Alder Reaction\" width=\"412\" height=\"122\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download.png 412w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download-300x89.png 300w\" sizes=\"auto, (max-width: 412px) 100vw, 412px\" \/><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Mechanism_of_Diels_Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Mechanism of Diels Alder Reaction<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-size: 14pt;\">Mechanism of Diels Alder reaction<\/span><span style=\"font-size: 14pt;\"> depends on the fact that the reaction is a single reaction (pericyclic reactions) occurring between a diene molecule and a dienophile molecule. This reaction generally involves overlapping of highest occupied molecular orbital (HOMO) containing 4\u03c0 electrons of the diene molecule with the lowest unoccupied molecular orbital (LUMO) containing 2\u03c0 electrons of dienophile molecule to form a cyclo-addition product, so this reaction is also known as [4+2] cyclo-addition reactions, even though there are many other variations are known now like [2+2] cyclo- addition reactions etc. The driving force of the reaction is the formation of new \u03c3 -bonds, which are energetically more stable than the \u03c0 -bonds.<\/span><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The reaction occurs in 2 steps:<\/span><\/p>\n<ol>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"> The diene reacts with the alkene forming a new cyclohexene ring.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"> The new cyclohexene ring rearranges forming the final product.<\/span><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Diels_Alder_Reaction_Examples\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Diels Alder Reaction Examples<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">A common example of Diels Alder reaction is the process of cycloaddition of anthracene ( act as conjugated diene) and maleic anhydride (act as dienophile) to form\u00a0 the compound 9,10-dihydroanthracene-9,10-endo-a3-succinic anhydride. In this reaction, Xylene comound is used as the solvent because of\u00a0 its high-boiling point that could accommodate the high temperature needed to run the chemical reaction.\u00a0<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2079 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0627\u0646\u062b\u0631\u0627\u062b\u064a\u0646.jpg\" alt=\"example of Diels Alder reaction is the cycloaddition of anthracene (conjugated diene) and maleic anhydride (dienophile)\" width=\"600\" height=\"294\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0627\u0646\u062b\u0631\u0627\u062b\u064a\u0646.jpg 600w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0627\u0646\u062b\u0631\u0627\u062b\u064a\u0646-300x147.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Maleic anhydride is considered as a highly reactive dienophile because there are two electrons withdrawing carbonyl substituents within the chemical structure. In contrast, anthracene compound is not a highly reactive diene because of 2 reasons: its high stability (because of <a href=\"https:\/\/en.wikipedia.org\/wiki\/Aromaticity\" target=\"_blank\" rel=\"noopener\">aromaticity.)<\/a> and\u00a0 its steric hindrance.\u00a0<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">The reaction between 1,3\u2010butadiene and maleic anhydride.\u00a0<\/span><\/span><\/li>\n<li><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">The reaction between pyrrole and acrylonitrile.\u00a0<\/span><\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2080 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0628\u064a\u0631\u0648\u0644.jpg\" alt=\"\u00a0 \u00a0 \u00a0 \u00a0 The reaction between pyrrole acrylonitrile\u00a0\" width=\"600\" height=\"390\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0628\u064a\u0631\u0648\u0644.jpg 600w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0628\u064a\u0631\u0648\u0644-300x195.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">The reaction between butadiene and ethylene\u00a0<\/span><\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2083 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0627\u064a\u062b\u064a\u0644\u064a\u0646.jpg\" alt=\"\u00a0 \u00a0 \u00a0 \u00a0 The reaction between butadiene and ethylene\u00a0\" width=\"600\" height=\"353\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0627\u064a\u062b\u064a\u0644\u064a\u0646.jpg 600w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0627\u064a\u062b\u064a\u0644\u064a\u0646-300x177.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">The reaction between furan and maleimide.\u00a0<\/span><\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2082 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0641\u064a\u0648\u0631\u0627\u0646.jpg\" alt=\"\u00a0 \u00a0 \u00a0 \u00a0 The reaction between furan and maleimide\u00a0\" width=\"600\" height=\"271\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0641\u064a\u0648\u0631\u0627\u0646.jpg 600w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/\u0641\u064a\u0648\u0631\u0627\u0646-300x136.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Hetero-Diels-Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Hetero-Diels-Alder Reaction<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The Diels-Alder reaction has many variations. One of these variations is hetero-diels-alder reaction.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">In chemistry, hetero refers to any atom that is not hydrogen or carbon.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">In hetero-Diels-Alder reaction, either the diene or the alkene (dienophile) contains a heteroatom, most often nitrogen or oxygen. The asymmetric hetero-Diels\u2013Alder reaction of the compounds of carbonyl is considered one of the most powerful methods for the construction of optically active heterocycles, and has been widely used in the process of bioactive natural and synthetic compounds synthesis.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Example_of_Hetero-Diels-Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Example of Hetero-Diels-Alder Reaction:<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-2084 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/hetero.jpg\" alt=\"Example of Hetero-Diels-Alder Reaction:\" width=\"519\" height=\"292\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/hetero.jpg 1280w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/hetero-300x169.jpg 300w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/hetero-1024x576.jpg 1024w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/hetero-768x432.jpg 768w\" sizes=\"auto, (max-width: 519px) 100vw, 519px\" \/><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Diels-Alder_Reaction_Stereochemistry\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Diels-Alder Reaction Stereochemistry<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The method of \u2018cube\u2019 is a good method to visualise the relative stereochemistry of Diels- Alder reaction.<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2085 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download-1-cope-method.png\" alt=\"Diels-Alder Reaction Stereochemistry\" width=\"495\" height=\"102\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download-1-cope-method.png 495w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/download-1-cope-method-300x62.png 300w\" sizes=\"auto, (max-width: 495px) 100vw, 495px\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">As shown in the previous figure:<\/span><\/p>\n<ol>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">First, draw a cube.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Then, add the diene.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Then, add the dienophile.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Then, remember other substituents present.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">After that, do the reaction and make new bonds.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Now, you should be able to see the relative stereochemistry of the reaction.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The stereochemistry of the dienophile invariably reacts from the less hindered face and it is preserved\u00a0 in the Diels-Alder product\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The \u201coutside\u201d groups on the diene that called &#8220;outside&#8221; end up on the same face of\u00a0 the new\u00a0 six-membered ring, as do the \u201cinside\u201d groups. When both the diene and dienophile are substituted, diastereomers may form, which we call \u201cexo\u201d and \u201cendo\u201d.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><strong>The following video explain Diels-Alder reaction stereochemistry:<\/strong><\/span><\/p>\n<p style=\"text-align: center;\"><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/elADg9RGOXU\" width=\"560\" height=\"314\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">\u00a0<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Try <\/b><b>PraxiLabs<\/b> <a href=\"https:\/\/praxilabs.com\/en\/virtual-chemistry-lab\"><b>Virtual Chemistry Lab<\/b><\/a><b> For Free and Enjoy Science Education Anywhere and Anytime<\/b><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Retro-Diels-Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Retro-Diels-Alder Reaction<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The retro Diels-Alder reaction is the reverse of the Diels-Alder reaction. It passes through the same state of transition when the heat is applied.<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">\u00a0In many cases, where the reverse or retro Diels-Alder reaction is exactly the same as the main forward Diels-Alder reaction, all that really happens is that an equilibrium is established between the dienophile\/diene and the product of\u00a0 Diels-Alder reaction.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"> <img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2086 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/retero-2.png\" alt=\"Retro-Diels-Alder Reaction\" width=\"502\" height=\"100\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/retero-2.png 502w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/retero-2-300x60.png 300w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Examples:<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">\u00a0Cyclohexene is broken down into butadiene + ethylene (at 800 \u00b0C).<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Diels_Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Applications of Diels Alder Reaction<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2087 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/images.jpg\" alt=\"Applications of Diels Alder Reaction\" width=\"300\" height=\"168\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Diels Alder Reaction is very important reaction in organic chemistry and has many applications like:<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">Natural materials synthesis like plastics and rubber and plastic is one of the most important<\/span> applications of Diels Alder Reaction<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">In the production of vitamin B6.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">In pharmaceuticals and steroids synthesis (ex: cortisone and Vitamin D).<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Preparation of cortisone and cholesterol.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The synthesis of prostaglandins F2\u03b1 and E2.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The synthesis of natural and unnatural poly heterocycles and poly carbocycles.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">\u00a0The synthesis of dendrimers, and <a href=\"https:\/\/praxilabs.com\/en\/blog\/2018\/09\/17\/polymers-as-an-example-of-chemistry-applications-our-lives\/\">polymers<\/a> and the preparation of hydrogels for drug delivery.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Also used in <a href=\"https:\/\/praxilabs.com\/en\/blog\/2018\/11\/29\/introduction-to-nanotechnology-and-its-most-important-applications-in-various-fields\/\">nanotechnology<\/a>, ex: in the development of nanomedicine that display a preference for efficient, very fast and clean &#8220;click&#8221; chemistry reactions which allow the active ingredients delivery and subsequent release upon the elevation of temperature.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Diels-Alder reaction plays a dynamic and vital role in the process of nanomaterials synthesis such as cell-adhesive peptides, block-polymers, dendrimers, crosslinked hydrogels, and drug -delivery systems.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2088 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/Diels-Alder12_28_2021_7_53_37_AM.jpg\" alt=\"Diels-Alder Reaction Virtual Lab from PraxiLabs\" width=\"370\" height=\"270\" srcset=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/Diels-Alder12_28_2021_7_53_37_AM.jpg 370w, https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/Diels-Alder12_28_2021_7_53_37_AM-300x219.jpg 300w\" sizes=\"auto, (max-width: 370px) 100vw, 370px\" \/><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Diels-Alder_Reaction_Virtual_Lab_from_PraxiLabs\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Diels-Alder Reaction Virtual Lab from PraxiLabs<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">PraxiLabs provides <a href=\"https:\/\/praxilabs.com\/en\/3d-simulations\/diels-alder-reaction-virtual-lab-simulation\">Diels-Alder Reaction<\/a> Lab Simulation that you can access anytime and anywhere to perform it.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The general aim of the experiment of Diels-Alder Reaction is the synthesis of six member cyclic organic compounds.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Diels-Alder_Reaction_Principle_of_Work\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Diels-Alder Reaction Principle of Work<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">One of common diels alder reaction examples is the process of cycloaddition of anthracene ( act as conjugated diene) and maleic anhydride (act as dienophile) to form\u00a0 the compound 9,10-dihydroanthracene-9,10-endo-a3-succinic anhydride. In this reaction, Xylene comound is used as the solvent because of\u00a0 its high-boiling point that could accommodate the high temperature needed to run the chemical reaction.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Maleic anhydride is considered as a highly reactive dienophile because there are two electrons withdrawing carbonyl substituents within the chemical structure. In contrast, anthracene compound is not a highly reactive diene because of 2 reasons: its high stability (because of aromaticity.) and\u00a0 its steric hindrance.\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Diels_Alder_Reaction_Method\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Diels Alder Reaction Method<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">The method here depend on running an electrocyclic reaction where 4 \u03c0-electrons from (anthracene) the conjugated diene\u00a0 and 2 \u03c0-electrons from (maleic anhydride) the dienophile\u00a0 are involved in the reaction in the presence of xylene compound as a solvent at temperature of 350 \u2070C. The formation of new \u03c3-bonds is the driving force here because the \u03c3-bonds are energetically more stable than the \u03c0-bonds.<\/span><span style=\"font-weight: 400;\">\u00a0<\/span><\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>By the end of the Diels Alder reaction experiment:<\/b><\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">\u00a0Students will become proficient at conducting organic chemistry reactions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Students will understand the mechanism, principle and procedures of Diels Alder reaction.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Students will understand the basics of organic synthesis procedures.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Students will learn the function of Diels Alder reaction and also get trained on how reflux and setup of reaction is used.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: center;\"><span style=\"font-family: tahoma, arial, helvetica, sans-serif;\"><strong><a class=\"maxbutton-3 maxbutton\" href=\"https:\/\/praxilabs.com\/en\/pricing\"><span class='mb-text'>Pick The Best Virtual Chemistry labs Plan for You<\/span><\/a><\/strong><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs_about_Diels-Alder_Reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>FAQs about Diels-Alder Reaction<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_product_of_a_Diels-Alder_reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>What is the product of a Diels-Alder reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>\u00a0Or<\/b><\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_does_Diels-Alder_form\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b> What does Diels-Alder form?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The product of a Diels Alder reaction is six-membered ringed cyclic organic compounds that known as cyclohexene.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_are_the_characteristics_of_Diels-Alder_reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>What are the characteristics of Diels-Alder reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The reaction of Diels-Alder forms a new six-membered ring.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">On the dienophile, Electron withdrawing groups ease the reaction.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">On the diene, electron donating groups ease the reaction.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The diene component must be able to arrange an s-cis conformation.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The reaction is stereospecific with respect to substituent configuration in both the diene and the dienophile.<\/span><\/li>\n<li><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Steric hindrance at the sites of bonding sites may inhibit the reaction. And because of steric hindrance, the s-cis conformation is higher in energy than the s-trans conformation.<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_importance_of_a_Diels-Alder_reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>What is the importance of a Diels-Alder reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The Diels-Alder reaction is very vital and useful for synthetic organic chemistry as the ring-forming reactions are useful in general in organic chemistry and also because the formation of two new stereocenters in many cases.<\/span><\/p>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><span style=\"font-weight: 400;\">\u00a0Diels Alder reaction is inherently stereospecific. A <\/span><i><span style=\"font-weight: 400;\">trans<\/span><\/i><span style=\"font-weight: 400;\"> dienophile will generate a ring with <\/span><i><span style=\"font-weight: 400;\">trans<\/span><\/i><span style=\"font-weight: 400;\"> substitution and A <\/span><i><span style=\"font-weight: 400;\">cis<\/span><\/i><span style=\"font-weight: 400;\"> dienophile will generate a ring with <\/span><i><span style=\"font-weight: 400;\">cis<\/span><\/i><span style=\"font-weight: 400;\"> substitution.<\/span><\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_happens_in_a_Diels-Alder_reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>What happens in a Diels-Alder reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Diels Alder reaction generally involves overlapping of highest occupied molecular orbital (HOMO) containing 4\u03c0 electrons of the diene molecule with the lowest unoccupied molecular orbital (LUMO) containing 2\u03c0 electrons of dienophile molecule to form a cyclo-addition product, so this reaction is also known as [4+2] cyclo-addition reactions, even though there are many other variations are known now like [2+2] cyclo- addition reactions etc. The driving force of the reaction is the formation of new \u03c3 -bonds, which are energetically more stable than the \u03c0 -bonds.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_is_Diels-Alder_reaction_give_equation\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>What is Diels-Alder reaction give equation?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2089 aligncenter\" src=\"https:\/\/praxilabs.com\/en\/blog\/wp-content\/uploads\/2022\/10\/Untitled.png\" alt=\"Diels-Alder reaction give equation\" width=\"289\" height=\"91\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">\u00a0The Diels-Alder reaction is considered as cycloaddition of a diene and a dienophile (4 pi + 2 pi ) system which forms a more stable substance because the new formed sigma bonds are more stable than the broken pi bonds.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_do_you_draw_Diels-Alder_reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>How do you draw Diels-Alder reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">The following video show how do you draw Diels-Alder reaction<\/span><\/p>\n<p style=\"text-align: center;\"><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/FzpyUeIMVZg\" width=\"560\" height=\"314\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<h3 style=\"text-align: left;\"><span class=\"ez-toc-section\" id=\"Why_is_Diels-Alder_syn_addition\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Why is Diels-Alder\u00a0 syn addition?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">This Diels Alder reaction is a syn cycloaddition reaction because the new 2 carbon-carbon sigma bonds are created on the same face of the dienophile or diene.\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_Diels_Alder_reaction_is_considered_as_a_42-cycloaddition_reaction\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Why Diels Alder reaction is considered as a [4+2]-cycloaddition reaction?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Because the reaction involves the addition reaction between a substituted alkene (dienophile) and a conjugated diene molecule in order to create a substituted cyclohexene system.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Specifically, the reaction involves 2 \u03c0-electrons from the substituted alkene (dienophile) and \u00a0 4 \u03c0-electrons from the conjugated diene. Therefore, it is known as an electrocyclic reaction whose driving force is the formation of new \u03c3-bonds as they are energetically more stable than the \u03c0-bonds.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_is_Diels_Alder_reaction_known_as_a_non-polar_reactions\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Why is Diels Alder reaction known as a non-polar reactions?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">\u00a0Because there are no charged intermediates are formed during the reaction and also no unpaired electrons are involved in the addition reaction. It is considered as a concerted reaction as many bonds are formed and broken simultaneously during the transition state.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_is_Diels-Alder_stereospecific\"><\/span><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>Why is Diels-Alder stereospecific?<\/b><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Because the substituents which attached to the dienophile and diene retain their stereochemistry throughout the reaction.<\/span><\/p>\n<p><span style=\"font-weight: 400; font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\">Note: stereospecific refers to the reaction in which the stereochemistry of the reactants controls the products of the reaction.<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 14pt; font-family: tahoma, arial, helvetica, sans-serif;\"><b>PraxiLabs&#8217; <a href=\"https:\/\/praxilabs.com\/en\/virtual-labs\">virtual labs<\/a> provides Diels Alder reaction simulation that you can access anytime and anywhere<\/b><\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: tahoma, arial, helvetica, sans-serif;\"><strong><a class=\"maxbutton-3 maxbutton\" href=\"https:\/\/praxilabs.com\/en\/request-free-demo\"><span class='mb-text'>Request a Free Demo Now<\/span><\/a><\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>To understand Diels Alder reaction well, we will first clarify important definitions like alkene and diene. Alkenes Alkene is a class or a group of hydrocarbons that contains 1 carbon &#8211; carbon double bond at least. Alkene is also known as olefin and its general formula is CnH2n. Alkenes are more reactive than alkanes due &hellip;<\/p>\n","protected":false},"author":8,"featured_media":4500,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[3],"tags":[],"class_list":["post-2075","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-chemistry"],"modified_by":"Muhamed Elmesery","_links":{"self":[{"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/posts\/2075","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/comments?post=2075"}],"version-history":[{"count":12,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/posts\/2075\/revisions"}],"predecessor-version":[{"id":4111,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/posts\/2075\/revisions\/4111"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/media\/4500"}],"wp:attachment":[{"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/media?parent=2075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/categories?post=2075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/praxilabs.com\/en\/blog\/wp-json\/wp\/v2\/tags?post=2075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}