Some Basic Principles Of Organic Chemistry Question 294

Question: How many isomers of $ C_5H_{11}OH $ will be primary alcohols [CBSE PMT 1992]

Options:

A) 2

B) 3

C) 4

D) 5

Show Answer

Answer:

Correct Answer: C

Solution:

$ \underset{\text{Pentan-1-ol}}{\mathop{CH_3-CH_2-CH_2-CH_2-CH_2-OH}}, $

$ CH_3-O-C_3H_7 $

$ \underset{2-Methylbutan-l-ol}{\mathop{\overset{4}{\mathop{CH_3}},-\overset{3,}{\mathop{CH_2}},-\underset{CH_3}{\mathop{\underset{|,}{\mathop{\overset{2,}{\mathop{CH}},}},}},-\overset{1,}{\mathop{CH_2}},-OH}}, $

$ \underset{2,2-Dimethylpropan-l-ol}{\mathop{\overset{3,}{\mathop{CH_3}},-\underset{CH_3,}{\overset{CH_3,}{\mathop{\underset{|}{\overset{|,}{\mathop{\overset{2,}{\mathop{C,-,}}}}},}}},\overset{1}{\mathop{CH_2}},-OH}}, $



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