Comments on: Reactions of Dienes: 1,2 and 1,4 Addition https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/ Mon, 16 Sep 2024 13:20:16 +0000 hourly 1 https://wordpress.org/?v=6.6.2 By: PMT help-Tips to learn organic chemistry. – Sriharsha Koduru https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-707222 Mon, 16 Sep 2024 13:20:16 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-707222 […] are two posts on 1,2 and 1,4 additions of acids dienes:part 1 and part […]

]]> By: Michael Addition Complete and Excited 3 Main Step Mechanism! - Chemistwizards https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-702960 Tue, 13 Aug 2024 17:16:24 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-702960 […] the synthesis of pharmacological compounds, 1,4 addition reactions are frequently employed when certain functional groups must be added in a controlled […]

]]> By: red https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-675195 Mon, 23 Oct 2023 15:30:19 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-675195 If the conversion of 1,2 product to 1,4 product is exothermic, how can it be favoured as the temperature increases? shouldn’t the equilibrium shift in the direction of the endothermic forward reaction by Le Chatelier’s principle?

]]> By: James Ashenhurst https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-561258 Wed, 21 Aug 2019 18:14:33 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-561258 In reply to Sarah.

Sure. Cyclopentadiene. 1,2 addition of HBr and 1,4 addition of HBr gives you the same product: 3-bromocyclopentene

]]> By: James Ashenhurst https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-556237 Tue, 11 Jun 2019 02:27:45 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-556237 In reply to Khai Le.

You are welcome Khai, glad you’ve found it helpful.

]]> By: Khai Le https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-555596 Thu, 23 May 2019 02:58:11 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-555596 I just want to thank you, thanks a lot !

]]> By: James Ashenhurst https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-554731 Sat, 04 May 2019 08:57:13 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-554731 In reply to J..

Next post: https://www.masterorganicchemistry.com/2017/04/11/more-on-12-and-14-additions-to-dienes/

]]> By: Jack https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-551168 Mon, 01 Apr 2019 01:02:36 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-551168 Why does the more stable intermediate have a lower barrier to its transition state? Shouldn’t the opposite be true?

]]> By: J. https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-543351 Fri, 16 Nov 2018 03:42:39 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-543351 Hi,
Where can we find the solutions for the three examples toward the end?

Thanks!

J

]]> By: Nilesh https://www.masterorganicchemistry.com/2017/03/22/reactions-of-dienes-12-and-14-addition/#comment-528514 Tue, 27 Feb 2018 13:16:25 +0000 https://www.masterorganicchemistry.com/?p=10599#comment-528514 Difficult Concepts made so easy
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