发明人林芳,陈志强,杨光. "Method for the Synthesis of 2,2-Dimethyl-3-(4-methylpiperazine-1-carbonyl)cyclopropane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115265624 A, 授权公告日 2021-08-23.
发明人黄志刚,韩伟,张德明. "A Process for Preparing High-Purity 2,2-Dimethyl-3-(4-methylpiperazine-1-carbonyl)cyclopropane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109110776 B, 授权公告日 2023-01-11.
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