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AP EAMCET2004ChemistryAldehydes and Ketones

Which of the following reagents can form a hydrazone with alkanone?

Options

  1. ANH ₃ OHCl
  2. BPhNHNH ₂
  3. CNH ₂ NHCONH ₂
  4. DHCN

Correct answer

B. PhNHNH ₂

Step-by-step solution

Hydrazines react with alkanones to give an addition-elimination reaction and hydrazones are obtained.

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