JEE Main Chemistry question

Identify X in the sequence: X (1. CH₃MgCl, 2. H₂O/H⁺)→ C₅H₁₂O (Cu, 575 K)→ C₅H₁₀.

Answer: (A)

Solution

Grignard addition of CH₃MgCl to butan-2-one gives the tertiary alcohol 2-methylbutan-2-ol (C₅H₁₂O); heating this tertiary

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Question ID VK-149702