Question

what are the major products of these reactions

38. what is the major organic product of the following reaction? ? CH3CH NHCH2 CH3 -N-C2Hs С,н, IV N СH, I. CH2CH3 он п. -СHs N C2H ш. =N-C,Hs сHя 39. what is the major organic product of the following reaction? H2 CH3CH2NH2 Pt CH2CH3 он I. IV. NHCH,CH3 NCH,CH3 П. NHCH,CH3 V. CH2CH3 ш.

Answer 1

C-Нь secondary amine enamine C2H5 CH3CHNHCH2CH3 ketone -N-CHs С,Hs гV. I С,H, CHCH он- V. п. N -СH, CHs п. N-CH с ня ketone reacts with secondary amine gives corresponding enamine. Н На CH3CH2NH2 Pt CH3 Н2 CH,CH3 он I. IV NHCH,CH3 NCH,CH П. NHCH CH V. CH2CH ш. initially imine forms then imine reduced to amine by H2/Pt