Organic Chemistry Some Basic Principles And Techniques Ques 8
8. The IUPAC name of
is
(a) $1,3$-isopropyl-$3$-methylpropane
(b) $2,3,6$-trimethylheptane
(c) $2, 5, 6$-trimethylheptane
(d) $2,6,3$-trimethylheptane
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Answer:
Correct Answer: 8.(b)
Solution: (b)
When many substituents are present, the numbering is done from the end where the first point of difference is the lowest number.
The first point of difference $3$ is lower than the number $5$ of first set. Thus, the correct name is $2 , 3, 6$-trimethylheptane.
BETA
