[NH3:1].[CH3:2][O:3][CH:4]([O:9][CH3:10])[CH2:5][N:6]=[C:7]=[S:8]>CO>[CH3:2][O:3][CH:4]([O:9][CH3:10])[CH2:5][NH:6][C:7]([NH2:1])=[S:8]Methanol (200 mL) was saturated with ammonia and stirred with isothiocyanatoacetaldehyde dimethyl acetal (5.0 g) for 2 h. The mixture was concentrated and the residue was chromatographed (silica gel, 5% methanol/dichloromethane) to give the title compound.
불러오는 중…