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Which of the following is commonly known...

Which of the following is commonly known as allyl group ?

A

(1) `CH_(2)=CH-CH_(2)-`

B

(2) `CH_(3)-CH=CH-`

C

(3) `CH_(2)=CH-`

D

(4) `CH-=C-CH_(2)-`

Text Solution

Verified by Experts

The correct Answer is:
A
Allyl group is derived from propene when one of the `H` is removed from the allyl `C` atom : `CH_(2)=CH-CH_(3)overset(-H)rarrCH_(2)=underset(Allyl)(CH)-CH_(2)-`
Its `IUPAC` name is prop-`2`-enyl.
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