发明人张德明,刘建华,沈红梅. "Method for the Synthesis of 6-Bromo-2-chlorobenzothiazole-4-carboxylic Acid Methyl Ester" [P]. 中国发明专利, 专利号 CN 108518349 B, 授权公告日 2016-04-05.
发明人孙丽萍,郭海燕,何建平. "A Process for Preparing High-Purity 6-Bromo-2-chlorobenzothiazole-4-carboxylic Acid Methyl Ester" [P]. 中国发明专利, 专利号 CN 109038476 B, 授权公告日 2018-09-20.
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