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MHT CET202617 April 2026Evening ShiftChemistryCarboxylic Acid DerivativesActual

Identify the main product of following reaction

Options

  1. AR - COOH
  2. BRCOR '
  3. CRCHO
  4. DR CH ₂ OH

Correct answer

C. RCHO

Step-by-step solution

DIBAL-H (Diisobutylaluminium hydride) is a selective reducing agent. It reduces esters and nitriles to aldehydes. The reaction proceeds as follows: R - CO - O - R ' [ 2. H ₃ O ^+] 1. DIBAL-H R - CHO + R '- OH Therefore, the main product is an aldehyde, RCHO . Answer: RCHO

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