发明人孙丽萍,唐晓军,郑宇鹏. "Method for the Synthesis of 2-[(1E)-(2-tert-Butylhydrazin-1-ylidene)(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)methyl]benzoic acid" [P]. 中国发明专利, 专利号 CN 116369185 B, 授权公告日 2017-07-18.
发明人钱学锋,高志强,李文辉. "A Process for Preparing High-Purity 2-[(1E)-(2-tert-Butylhydrazin-1-ylidene)(3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)methyl]benzoic acid" [P]. 中国发明专利, 专利号 CN 117873836 A, 授权公告日 2021-06-07.
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