[CH3:1][O:2][C:3](=[O:17])[C:4]1[CH:9]=[C:8]([N+:10]([O-])=O)[C:7]([NH:13][CH3:14])=[CH:6][C:5]=1[O:15][CH3:16]>[Pd]>[CH3:1][O:2][C:3](=[O:17])[C:4]1[CH:9]=[C:8]([NH2:10])[C:7]([NH:13][CH3:14])=[CH:6][C:5]=1[O:15][CH3:16]5-Amino-2-methoxy-4-methylamino-benzoic acid methyl ester (95 mg) was prepared by following General Procedure B starting from 2-methoxy-4-methylamino-5-nitro-benzoic acid methyl ester (120 mg) and Pd/C (10% by weight, 12 mg). The crude product was used in the next step without further purification.
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