发明人冯建国,高志强,钱学锋. "Method for the Synthesis of Tert-butyl (S)-3-(1-(((benzyloxy)carbonyl)amino)-2-methoxy-2-oxoethyl)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 108301043 A, 授权公告日 2018-02-12.
发明人郑宇鹏,钱学锋,杨光. "A Process for Preparing High-Purity Tert-butyl (S)-3-(1-(((benzyloxy)carbonyl)amino)-2-methoxy-2-oxoethyl)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113919471 B, 授权公告日 2018-06-22.
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