反应详情

Prepare using the method of Intermediate 49 with p-toluenesulfonic acid monohydrate (0.356 g, 1.87 mmol), tert-butyl (3R)-3-fluoropyrrolidine-1-carboxylate (See Intermediate50) (0.353 g, 1.87 mmol) and ethanol (2 mL) to give the title compound as a white solid (0.478 g): MS (m/e): 90 (M+1).

1. customPrepare