发明人王建平,刘建华,沈红梅. "Method for the Synthesis of 4-Chloro-3-(pyrrolidine-1-sulfonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 111678803 B, 授权公告日 2019-04-27.
发明人刘建华,李文辉,钱学锋. "A Process for Preparing High-Purity 4-Chloro-3-(pyrrolidine-1-sulfonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 114632938 B, 授权公告日 2019-02-13.
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