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Identify A and B in the following reactions : C_(6)H_(5)CHO + CH_(3) - CH_(2) - CO -CH_(3) overset(-OH^(-))rarrA overset(-H_(2)O)rarrB overset(I_(2)//NaOH)rarrC |
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Answer» Solution :`C_(6)H_(5)-UNDERSET(O)underset(||)(C)H+underset(H)underset(|)overset(CH_(3))overset(|)(C)H-underset(O)underset(||)(C)-CH_(3)underset("condensation Aldol")overset(-H_(2)O)rarr C_(6)H_(5)-underset((A))underset(OH)underset(|)(C)H-overset(CH_(3))overset(|)(C)H-underset(O)underset(||)(C)-CH_(3)` `overset(Delta)underset(-H_(2)O)rarrC_(6)H_(5)-CH=underset((B))overset(CH_(3))overset(|)(C)-underset(O)underset(||)(C)-CH_(3)underset("NaOH")overset(I_(2))rarrCHI_(3)+C_(6)H_(5)-Ch=underset((C))(overset(CH_(3))overset(|)(C))-COONa` `A=C_(6)H_(5)-underset(OH)underset(|)(C)H-overset(CH_(3))overset(|)(C)H-underset(O)underset(||)(C)-CH_(3)` , `B = C_(6)H_(5)-CH=overset(CH_(3))overset(|)(C)-underset(O)underset(||)(C)-CH_(3)` (2) `CH_(3)COCH_(3) overset("dil. NaOH")RARRA` |
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