发明人孙丽萍,郭海燕,李文辉. "Method for the Synthesis of (5E)-5-[(2-Bromo-4,5-dimethoxyphenyl)methylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one" [P]. 中国发明专利, 专利号 CN 112804807 B, 授权公告日 2020-05-10.
发明人马晓峰,唐晓军,高志强. "A Process for Preparing High-Purity (5E)-5-[(2-Bromo-4,5-dimethoxyphenyl)methylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one" [P]. 中国发明专利, 专利号 CN 109935884 B, 授权公告日 2016-07-04.
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