Organic Chemistry Basics - Result Question 74

####26. The IUPAC name(s) of the following compound is (are)

(2017 Adv.)

(a) 4-methylchlorobenzene

(b) 4-chlorotoluene

(c) 1-chloro-4-methylbenzene

(d) 1-methyl-4-chlorobenzene

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Answer:

Correct Answer: 26. $(a, c, d)$

Solution:

  1. Since, there is no principal functional groups, numbering of disubstituted benzene is done in alphabetical order as

Hence IUPAC name of this compound is 1-chloro-4-methyl benzene.

Also, toluene is an acceptable name in IUPAC, hence this compound can also be named as 4-chloro toluene.



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