发明人孙丽萍,陈志强,朱建伟. "Method for the Synthesis of (Z)-2-(5-Bromo-2-oxoindolin-3-ylidene)-N-(4-hydroxyphenyl)hydrazine-1-carbothioamide" [P]. 中国发明专利, 专利号 CN 108406171 B, 授权公告日 2021-04-15.
发明人韩伟,马晓峰,陈志强. "A Process for Preparing High-Purity (Z)-2-(5-Bromo-2-oxoindolin-3-ylidene)-N-(4-hydroxyphenyl)hydrazine-1-carbothioamide" [P]. 中国发明专利, 专利号 CN 108043119 A, 授权公告日 2023-12-04.
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