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The IUPAC name of 4-isopropyl-m-xylene i...

The `IUPAC` name of `4`-isopropyl-m-xylene is

A

(1) `1`-isopropyl-`2,4`-dimethylbenzene

B

(2) `4`-isopropyl-m-xylene

C

(3) `1`-isopropyl-`3,5`-dimethylbenzene

D

(4) `4`-isopropyl-`3,5`-dimethylbenzene

Text Solution

Verified by Experts

The correct Answer is:
A

First we draw the strycture according to the given name (xylene is for dimethykbenzene)

Prefix `m`-is restricted to disubstituted benzene only. The numbering should be done so as to give the lowest set of locants.
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Knowledge Check

  • IUPAC name of 4-iso-propyl-m-xylene is

    A
    1-iso-propyl-2,4-dimethylbenzene
    B
    4-iso-propyl-m-xylene
    C
    4-iso-propyl-2,3-dimethylbenzene
    D
    4-iso-propyl-3,5-dimethylbenzene.
  • The IUPAC name of is

    A
    3-Ethyl-4, 4-dimethylheptane
    B
    1, 1-Diethyl-2, 2-dimethylpentane
    C
    4, 4-Dimethy-5, 5-dimethylpentane
    D
    5, 5-Diethyl-4, 4-Dimethylpentane
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    3, 3-Dimethyl-1-hydroxycyclohexane
    B
    1, 1-Dimethyl-3-hydroxycyclohexane
    C
    3, 3-Dimethyl-1-cyclohexanol
    D
    1, 1-Dimethyl-3-cyclohexanol
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