ABC26OR0317 · Reagents Reaction Mechanisms and Named Reactions
Subject: Organic Chemistry · Chapter: Reagents Reaction Mechanisms and Named Reactions · Topic: Reduction Reagents · Exam: CSIR-NET DEC 2016 · Marks: 2 · Difficulty: Medium
The correct sequence of reagents for the following conversion is: 
(a)i) $\mathrm{K}_{2} \mathrm{CO}_{3}$, ii) $\mathrm{CHCCOCH}_{3}$, iii) $\mathrm{Br}_{2}$, iv) $\mathrm{NaBH}_{4}$
(b)i) $\mathrm{NaBH}_{4}$, ii) $\mathrm{CHCCOCH}_{3}$, iii) $\mathrm{Br}_{2}$, iv) $\mathrm{K}_{2} \mathrm{CO}_{3}$
(c)i) $\mathrm{CHCCOCH}_{3}$, ii) $\mathrm{NaBH}_{4}$, iii) $\mathrm{Br}_{2}$, iv) $\mathrm{K}_{2} \mathrm{CO}_{3}$
(d)i) $\mathrm{Br}_{2}$, ii) $\mathrm{CHCCOCH}_{3}$, iii) $\mathrm{K}_{2} \mathrm{CO}_{3}$ iv) $\mathrm{NaBH}_{4}$
Answer
Answer (as printed): A
Explanation
The mechanism of the reaction is shown below:
Explanation as extracted from the printed page; notation may be imperfect.