{"id":5397,"date":"2012-07-11T19:51:52","date_gmt":"2012-07-11T19:51:52","guid":{"rendered":"https:\/\/www.masterorganicchemistry.com\/?p=5397"},"modified":"2026-05-07T10:31:26","modified_gmt":"2026-05-07T15:31:26","slug":"why-the-sn2-reaction-is-powerful","status":"publish","type":"post","link":"https:\/\/www.masterorganicchemistry.com\/2012\/07\/11\/why-the-sn2-reaction-is-powerful\/","title":{"rendered":"Why the SN2 Reaction Is Powerful"},"content":{"rendered":"<p><strong>SN2 Reaction Examples To Give Alcohols, Ethers, Thiols, Sulfies, Alkynes, and More.<\/strong><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-38578\" src=\"https:\/\/www.masterorganicchemistry.com\/wp-content\/uploads\/2024\/11\/0-Summary-SN2-reaction-is-powerful-allows-for-conversion-of-alkyl-halides-to-variety-of-functional-groups.gif\" alt=\"Summary-SN2 reaction is powerful allows for conversion of alkyl halides to variety of functional groups\" width=\"640\" height=\"512\" \/><\/a><\/p>\n<p>Having gone through the <a href=\"https:\/\/www.masterorganicchemistry.com\/2012\/07\/04\/the-sn2-mechanism\/\">mechanism<\/a> of the S<sub>N<\/sub>2 reaction, let&#8217;s take a second and look at why it might be useful.<\/p>\n<p>In nucleophilic substitution reactions, we&#8217;re trading a carbon-(leaving group) bond for a carbon-(nucleophile) bond.<\/p>\n<p>If we choose a good leaving group &#8211; i.e. an appropriately weak base &#8211; we can use this reaction with a *large* variety of nucleophiles.<\/p>\n<h2>The S<sub>N<\/sub>2 Reaction Is Incredibly Powerful And Can Be Used To Build A Large Number Of Functional Groups From Alkyl Halides<\/h2>\n<p>I could write many more words about this, but instead, here&#8217;s a table. Look at all the different functional groups you can make from just this one reaction!<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-14809\" src=\"https:\/\/www.masterorganicchemistry.com\/wp-content\/uploads\/2019\/12\/1-table-of-products-of-the-sn2-reaction-from-reaction-of-primary-and-secondary-alkyl-halides-with-various-nucleophiles-giving-alcohols-ethers-thiols-etc.gif\" alt=\"table of products of the sn2 reaction from reaction of primary and secondary alkyl halides with various nucleophiles giving alcohols ethers thiols etc\" width=\"600\" height=\"735\" \/><\/p>\n<p><strong>Note<\/strong> &#8211; some of these substitution reactions work better than others, \u00a0especially on secondary carbons &#8211; depending on conditions, elimination reactions can start to compete when strong bases are used. We&#8217;ll get there!<\/p>\n<p><a href=\"https:\/\/www.masterorganicchemistry.com\/2012\/07\/13\/the-sn1-mechanism\/\"><strong>Next Post &#8211; The SN1 Mechanism<\/strong><\/a><\/p>\n<hr \/>\n<h2><a id=\"quizzes\"><\/a>Quiz Yourself!<\/h2>\n<p><br \/>\n<img decoding=\"async\" class=\"wp-image-36214 aligncenter\" src=\"https:\/\/www.masterorganicchemistry.com\/wp-content\/uploads\/quiz-previews\/0134-Front-Image-Only.png\" alt=\"\" width=\"600\" height=\"450\" \/><\/a><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.masterorganicchemistry.com\/moc-membership\/\"><strong>Become a MOC member<\/strong><\/a> to see the clickable quiz with answers on the back.<\/p>\n<p><br \/>\n<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"wp-image-36214 aligncenter\" src=\"https:\/\/www.masterorganicchemistry.com\/wp-content\/uploads\/quiz-previews\/0135-Front-Image-Only.png\" alt=\"\" width=\"600\" height=\"450\" \/><\/a><\/p>\n<p style=\"text-align: center;\"><a 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Having gone through the mechanism of the SN2 reaction, let&#8217;s take a second <\/p>\n","protected":false},"author":1,"featured_media":14809,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1414],"tags":[854,167,851,201,209,850,852,853,243,271,279,352,849],"post_folder":[],"class_list":["post-5397","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-substitution-reactions","tag-acetylenes","tag-alcohols","tag-azides","tag-elimination","tag-esters","tag-ethers","tag-halides","tag-nitriles","tag-nucleophiles","tag-sn2","tag-substitution","tag-synthesis","tag-thiols"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SN2 Reaction Examples: How To Use It &amp; Make Various Functional Groups<\/title>\n<meta name=\"description\" content=\"Here we 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