Ethyl 2-(4-bromo-2-nitroanilino)benzo[b]thiophene-3-carboxylate → Ethyl 2-(2-amino-4-bromoanilino)benzo[b]thiophene-3-carboxylate
反応式
[Br:1][C:2]1[CH:22]=[CH:21][C:5]([NH:6][C:7]2[S:11][C:10]3[CH:12]=[CH:13][CH:14]=[CH:15][C:9]=3[C:8]=2[C:16]([O:18][CH2:19][CH3:20])=[O:17])=[C:4]([N+:23]([O-])=O)[CH:3]=1.[H][H]>[C].[Pd].C(OCC)(=O)C>[NH2:23][C:4]1[CH:3]=[C:2]([Br:1])[CH:22]=[CH:21][C:5]=1[NH:6][C:7]1[S:11][C:10]2[CH:12]=[CH:13][CH:14]=[CH:15][C:9]=2[C:8]=1[C:16]([O:18][CH2:19][CH3:20])=[O:17]参加物
5
実験手順
In the same manner as in Starting Material Synthesis Example 19 and using ethyl 2-(4-bromo-2-nitroanilino)benzo[b]thiophene-3-carboxylate, ethyl acetate, 10% palladium-carbon and hydrogen (60 atm kg/cm2), ethyl 2-(2-amino-4-bromoanilino)benzo[b]thiophene-3-carboxylate is obtained.