- Books Name
- ACME SMART COACHING Chemistry Book
- Publication
- ACME SMART PUBLICATION
- Course
- CBSE Class 12
- Subject
- Chemistry
E2 Reaction of alcohols
Alcohols gives E2 reaction with Al2O3, P2O5, ThO2, WO3
- With Al2O3 and P2O5 Saytzeff alkene is major product but with ThO2 and WO3 Hofmann alkene is major product.
Pinacol-Pinacolone rearrangement :
Mechanism :
Note : For unsymmetrical diol that –OH group will be replaced first which will generate stable carbocation as below .
Ex.