反应详情

An ethanol solution of 16.9 g of the residue 3,3,4,4-tetrafluoro-1-benzyl-pyrrolidine hydrochloride and 1.8 g of 10% Pd/C was stirred at room temperature for 3 hours in a manner of contacting hydrogen gas under ordinary pressure. After filtration, the solvent was distilled off to provide 11 g (yield: 98%) of desired 3,3,4,4-tetrafluoro-pyrrolidine hydrochloride.

1. filtrationAfter filtration
2. distillationthe solvent was distilled off