发明人李文辉,郭海燕,刘建华. "Method for the Synthesis of 3-chloro-1,2-benzoxazole-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 112616249 B, 授权公告日 2023-07-02.
发明人王建平,唐晓军,郑宇鹏. "A Process for Preparing High-Purity 3-chloro-1,2-benzoxazole-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 113877353 B, 授权公告日 2019-09-05.
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