发明人刘建华,韩伟,冯建国. "Method for the Synthesis of 2-Benzyl-1-((benzyloxy)carbonyl)azetidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111012486 B, 授权公告日 2022-05-24.
发明人何建平,周伟,罗永刚. "A Process for Preparing High-Purity 2-Benzyl-1-((benzyloxy)carbonyl)azetidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109189922 A, 授权公告日 2020-09-19.
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