NEET UG CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS

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Analyzing +4 | -1

Number of optically active primary alcohols are possible with molecular formula

{C}_5 {H}_{12} {O}

is (are)

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Correct option: A

Option A (2) is correct because there are two optically active primary alcohols with the formula

C_5H_{12}O

: 2-methylbutan-1-ol and 3-methylbutan-2-ol. However, only 2-methylbutan-1-ol is a primary alcohol.

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{\text{C}}{{\text{H}}_3}{\text{C}}{{\text{H}}_2}{\text{OH}}\xrightarrow{{{\text{PCC}}}}{\text{A}}\xrightarrow[{\left( {{\text{ii}}} \right){\text{ }}{{\text{H}}_2}{\text{O/}}{{\text{H}}^ + }}]{{\left( {\text{i}} \right){\text{ HCN}}}}{\text{B}}

\mathrm{O}_2

{\mathrm{P}_2}{\mathrm{S}_5}