Kowalski A, Johansson L, Martínez F. "Method for the Synthesis of cis-1-Benzyl-3-Boc-amino-piperidine-4-carboxylic acid ethyl ester" [P]. European Patent, EP 3330019 A1, 2016-02-19.
发明人张德明,刘建华,冯建国. "A Process for Preparing High-Purity cis-1-Benzyl-3-Boc-amino-piperidine-4-carboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 110410663 B, 授权公告日 2023-08-22.
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