发明人王建平,郭海燕,黄志刚. "Method for the Synthesis of 4-Hydrazinyl-4-oxobutanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 116307833 A, 授权公告日 2015-06-06.
发明人孙丽萍,徐明华,冯建国. "A Process for Preparing High-Purity 4-Hydrazinyl-4-oxobutanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 113763401 B, 授权公告日 2018-03-10.
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