发明人孙丽萍,赵玉洁,杨光. "Method for the Synthesis of (2-Bromo-4-(methylsulfonyl)phenyl)hydrazine" [P]. 中国发明专利, 专利号 CN 114445431 A, 授权公告日 2017-12-23.
发明人李文辉,罗永刚,郭海燕. "A Process for Preparing High-Purity (2-Bromo-4-(methylsulfonyl)phenyl)hydrazine" [P]. 中国发明专利, 专利号 CN 108856842 A, 授权公告日 2024-01-08.
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