发明人马晓峰,郭海燕,冯建国. "Method for the Synthesis of 3-(4-Benzylpiperazine-1-carbonyl)-2,2-dimethylcyclopropane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111148061 B, 授权公告日 2017-10-19.
发明人杨光,罗永刚,孙丽萍. "A Process for Preparing High-Purity 3-(4-Benzylpiperazine-1-carbonyl)-2,2-dimethylcyclopropane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108782644 B, 授权公告日 2017-05-28.
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