Solve 3and 4 Give the reason of the following statements:1. An achiral starting material in enolate alkylationyields racemic product2. Equilibrium of Keto-Enol Tautomers favors theketo form3. R-ZnX is not as reactive towards carbonylcompounds as Grignard reagents (R-MgX).4. t- butyl > isopropyl > ethyl > methyl for relativemigratory aptitude in a cationic situation Wagner-Meerwein rearrangement38II

A chemical reaction mechanism represents the way to form and break the chemical bonds between…

3. R-ZnX is not as reactive towards carbonyl compounds as Grignard reagents (R-MgX). 4. t- butyl > isopropyl > ethyl > methyl for relative migratory aptitude in a cationic situation Wagner- Meerwein rearrangement

3. R-ZnX is not as reactive towards carbonyl compounds as Grignard reagents (R-MgX). 4. t- butyl > isopropyl > ethyl > methyl for relative migratory aptitude in a cationic situation Wagner- Meerwein rearrangement

Organic Chemistry

8th Edition

ISBN:9781305580350

Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Chapter10: Alcohols

Section: Chapter Questions

Problem 10.57P

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Question

Solve 3and 4

Give the reason of the following statements:
1. An achiral starting material in enolate alkylation
yields racemic product
2. Equilibrium of Keto-Enol Tautomers favors the
keto form
3. R-ZnX is not as reactive towards carbonyl
compounds as Grignard reagents (R-MgX).
4. t- butyl > isopropyl > ethyl > methyl for relative
migratory aptitude in a cationic situation Wagner-
Meerwein rearrangement
38
II

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