反应详情

Preparation according to Preparation 2: tert-Butyl 3-(3,4-difluorophenyl)-3-hydroxy-pyrrolidin-1-carboxylate (2.6 g, 8.69 mmol), dichloromethane (3 mL) and trifluoroacetic acid (3 mL). Stirred for 4 h. Yield: 1.32 g. MS m/z (relative intensity, 70 eV) 199 (M+, 876), 141 (bp), 127 (58), 113 (99), 63 (55).

1. customPreparation
2. customaccording to Preparation 2