[C:1]([NH:4][C:5]1[CH:10]=[CH:9][C:8]([S:11][C:12]#N)=[CH:7][C:6]=1[N+:14]([O-:16])=[O:15])(=[O:3])[CH3:2].CN(C)C=O.[BH4-].[Na+].[CH3:24][O:25][CH2:26]CCl>O>[C:1]([NH:4][C:5]1[CH:10]=[CH:9][C:8]([S:11][CH2:12][CH2:24][O:25][CH3:26])=[CH:7][C:6]=1[N+:14]([O-:16])=[O:15])(=[O:3])[CH3:2]2.37 G. of 1-acetamido-2-nitro-4-thiocyanatobenzene in 10 ml. dimethylformamide is treated at 20°-25° C under nitrogen, with 0.38 g. of sodium borohydride. After one hour 1.6 ml. of chloroethyl methyl ether is added, and the mixture kept at 20°-30° C for a further three hours. Water is then added and the product filtered off. Recrystallization from cyclohexane gives 1-acetamido-2-nitro-4-methoxyethylthiobenzene.
불러오는 중…