反应详情

A solution of 1-tert-butyl 3-methyl 4-[3-(6-cyano-3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)propyl]piperidine-1,3-dicarboxylate (Intermediate 131, 220 mg, 0.48 mmol) was reacted as described for Intermediate 106. The crude trifluoro acetate of the title compound was used without further purification for the next step (quantitative).

1. customThe crude trifluoro acetate of the title compound was used without further purification for the next step (quantitative)