发明人何建平,李文辉,钱学锋. "Method for the Synthesis of Ethyl (2R,4R)-4-hydroxypyrrolidine-2-carboxylate hydrochloride" [P]. 中国发明专利, 专利号 CN 113959707 B, 授权公告日 2015-11-03.
发明人胡光,钱学锋,杨光. "A Process for Preparing High-Purity Ethyl (2R,4R)-4-hydroxypyrrolidine-2-carboxylate hydrochloride" [P]. 中国发明专利, 专利号 CN 110118100 B, 授权公告日 2021-02-12.
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