反应详情

Using a procedure similar to Example 23, step (a), 4-[3-(2,5-dimethyl-pyrrol-1-yl)-4-nitro-phenyl]-piperazine-1-carboxylic acid tert-butyl ester (35 mg, 0.08 mmol) was stirred in MeOH in the presence of 5% Pd—C (20 mg) to afford 30 mg (100%) of the title compound as an oil. Mass spectrum (ESI, m/z): Calcd. for C21H30N4O2, 371.2 (M+H), found 371.1.