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NEET2009ChemistryCarboxylic Acid DerivativesActual

Propionic acid with Br ₂- P yields a dibromo product. Its structure would be

Options

  1. ACH ₂ Br - CHBr - COOH
  2. BCH ₂ Br - CH ₂- COBr

Correct answer

3

Step-by-step solution

Key Idea Br ₂ in presence of P attacks on -carbon atom of acid and hydrogen is substituted by bromine. This reaction is called Hell-Volhard Zelinsky (HVZ) reduction.

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