反应详情

Following the procedure described for compound 101h and starting with (3S)-tert-butyl 3-methyl-4-(6-nitropyridin-3-yl)piperazine-1-carboxylate 191e (5.8 g, 18 mmol) afforded 191f as a brown solid (4.9 g, 93%). MS-ESI: [M+H]+ 293