发明人郭海燕,沈红梅,钱学锋. "Method for the Synthesis of 1-[(5-methylthiophen-2-yl)sulfonyl]pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113589933 B, 授权公告日 2020-11-02.
发明人唐晓军,马晓峰,王建平. "A Process for Preparing High-Purity 1-[(5-methylthiophen-2-yl)sulfonyl]pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114208706 B, 授权公告日 2020-02-06.
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