发明人孙丽萍,王建平,林芳. "Method for the Synthesis of methyl (2S)-4,4-difluoropyrrolidine-2-carboxylate;hydrochloride" [P]. 中国发明专利, 专利号 CN 114424392 B, 授权公告日 2017-08-14.
发明人唐晓军,冯建国,郭海燕. "A Process for Preparing High-Purity methyl (2S)-4,4-difluoropyrrolidine-2-carboxylate;hydrochloride" [P]. 中国发明专利, 专利号 CN 114938900 A, 授权公告日 2023-07-23.
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