Organic Chemistry Basics 1 Question 2
2. The correct IUPAC name of the following compound is
(a) 2-methyl-5-nitro-1-chlorobenzene
(2019 Main, 9 April I)
(b) 3-chloro-1-methyl-1-nitrobenzene
(c) 2-chloro-1-methyl 1-4-nitrobenzene
(d) 5-chloro-4-methyl 1-1-nitrobenzene
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Answer:
Correct Answer: 2. (c)
Solution:
- The IUPAC name of the given compound is
2- chloro-1-methy 1-4-nitrobenzene
Here, the given compound contains two or more functional groups. So, the numbering is done in such a way that the sum of the locants is the lowest.
