Shweta Thakur posted an Question
February 13, 2021 • 19:17 pm 30 points
  • IIT JAM
  • Chemistry (CY)

Ijust want to know that in the propanal after attack of oh on alp.hydrogen there is secondary carbanion which is less stable .sonow how mechani.will proceed

O ydroxybutanal (Aldol) CH al d OH CH O CH-CH2-CHO +H-CH-CHO Dil. NaOH 5 4 3 2 CH-CH-C-CH-C- Propanal or Propionaldehyde O H HOO (7iwo molecules) 3-Hydroxy-2-methylpentanal (B-Hydroxy-d-methylvaleraldehyde)

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  • Shweta thakur

    sirf mechanism ye hota hai but yah propandehyde ki baat chal rhi hai

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    Priyanshu kumar Best Answer

    carbanion is stabilised by electron withdrawing -CHO group

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    sir Jo secondary bnega

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    carbanion to resonance stabilised ho jayenge na...CHO functional group available hai

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    ok

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    mtb seconary carbanion se hi proceed Hoga

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    yes..

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    alpha hydrogen base abstract karenge or jo carbanion banenge wo resonance stabilised honge

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