Polytechnic TRB 2017 | Chemistry | Question & Answer | Unit 6 | Rearrangements | Pericyclic & Photo

Описание: Questions and Answers from the 6 th unit of the #Polytechnic TRB Chemistry 2017

Almost all the questions are from the book: Advanced organic chemistry by Jerry March & Stereochemistry: Conformation and Mechanism by P S Kalsi.

To buy the book follow this link:

P S Kalsi : https://amzn.to/32Fmnmp

Jerry March : https://amzn.to/3hjCCtk

Peter sykes : https://amzn.to/3jwSxpY

Morrison & Boyd : https://amzn.to/32Ky37w

Clayden : https://amzn.to/3hkQUd6


Unit 6 Syllabus :
Mechanism of SN-1, reactions in substrates with various types of NGP. Methods of generation and mechanisms of reactions proceeding via carbenes and nitrenes. Concreted reactions: Mechanism of electrocyclic and chelotropic reactions and sigmatropic rearrangements. Photochemical reactions: Mechanisms of Norrish - I and II types, Paterno Buchi and Barton. reactions, di-pi methane rearrangements. Rearrangements: Mechanisms of rearrangements proceedings via carbonium ions (Wagner Meerwin pinacol – pinacolone and Demjanov type) and electrophilic heteroatoms (Baeyer Villiger and Curtius type). Mechanism of nucleophilic substitution in activated aryl halides. Regiochemistry of aryne generation and subsequent [additions of 0, m and p-substituted aryl halides.

Unit wise questions from the Polytechnic TRB #Chemistry conducted in 2017 by TN TRB.

Answer key with necessary explanations are presented in this video series

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