反应详情

Compound 3b (7.70 g, 21.21 mmol) was reacted with NH2NH2 (3.0 g, 93.75 mmol) in EtOH (60 mL) to give 4b, 4.60 g (93%) (Procedure B). 1H NMR (CDCl3) 1.48-1.61 (m, 4H), 2.83-2.43 (t, J=7.2 Hz, 2H, NCH2), 2.61-2.63 (t, J=4.5 Hz, 4H, N(CH2)2), 2.72-2.76 (t, J=6.4 Hz, 2H, NCH2), 3.19-3.22 (t, J=4.6 Hz, 4H, N(CH2)2), 6.33-6.94 (m, 3H, Ar—H), 7.23-7.28 (m, 2H, Ar—H).