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Question: Answered & Verified by Expert

Identify the correct statement for the below given transformation.

ChemistryHydrocarbonsJEE MainJEE Main 2022 (28 Jul Shift 1)
Options:
  • A

    A-CH3CH2CH=CH-CH3,

    B-CH3CH2CH2CH=CH2, Saytzeff products
  • B

    A-CH3CH2CH=CH-CH3,

    B-CH3CH2CH2CH=CH2,
    Hafmann products
  • C

    A-CH3CH2CH2CH=CH2,

    B-CH3CH2CH=CHCH3,
    Hofmann products
  • D

    A-CH3CH2CH2CH=CH2,

    B-CH3CH2CH=CHCH3,
    Saytzeff products
Solution:
1258 Upvotes Verified Answer
The correct answer is:

A-CH3CH2CH2CH=CH2,

B-CH3CH2CH=CHCH3,
Hofmann products

The Hofmann rule states that the major alkene product is the least substituted and least stable product when it comes to asymmetrical amines.

So, major product will be pent-1-ene and minor product will be pent-2-ene.

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