The major product formed in the following reaction is [-70°C]LiAlH₄ · ABC26OR0183
Subject: Organic Chemistry · Chapter: Reagents, Reaction Mechanisms & Named Reactions · Topic: Named Reactions · Exam: CSIR NET DEC 2011 · Marks: 2 · Difficulty: Medium
The major product formed in the following reaction is 
\[ \xrightarrow[-70^{\circ}\mathrm{C}]{\mathrm{LiAlH_4}} \]
(a)
(b)
(c)
(d)
Answer
Answer: A ✓ checked by 4AB · confidence medium
Explanation
LiAlH₄ at −70 °C reduces the ketone 1,2 under Felkin–Anh control (hydride anti to the phenyl group), giving the anti allylic alcohol with OH and Me on opposite sides of the chain (a).
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