反应详情

To 0.85 g (4.35 mmol) 3-Ethynyl-pyrrolidine-1-carboxylic acid tert-butyl ester in 30 mL DCM was added 2 mL (26.0 mmol) TFA and stirring was continued at room temperature for 3 h. The solvents were evaporated and the residue was used for the next step without further purification.

1. customThe solvents were evaporated
2. customthe residue was used for the next step without further purification