发明人沈红梅,李文辉,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112813676 A, 授权公告日 2016-11-02.
Nielsen H, Schröder R, Johansson L. "Method for the Synthesis of 3-Thiophenecarboxylic acid, 5-(1-methylethyl)-, hydrazide (9CI)
438221-49-9" [P]. European Patent, EP 3768179 A1, 2020-06-18.
发明人胡光,沈红梅,唐晓军. "A Process for Preparing High-Purity 3-Thiophenecarboxylic acid, 5-(1-methylethyl)-, hydrazide (9CI)
438221-49-9" [P]. 中国发明专利, 专利号 CN 117648808 A, 授权公告日 2025-03-11.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2014, 807, 6023-6045.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 2479, (11), 2698-2707.