发明人张德明,朱建伟,韩伟. "Method for the Synthesis of 2-(((1H-Pyrrol-2-yl)methylene)amino)ethanesulfonic acid" [P]. 中国发明专利, 专利号 CN 116853568 A, 授权公告日 2023-07-18.
发明人陈志强,周伟,王建平. "A Process for Preparing High-Purity 2-(((1H-Pyrrol-2-yl)methylene)amino)ethanesulfonic acid" [P]. 中国发明专利, 专利号 CN 114792745 A, 授权公告日 2022-12-25.
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