发明人冯建国,韩伟,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111705154 A, 授权公告日 2017-12-18.
发明人唐晓军,罗永刚,沈红梅. "Method for the Synthesis of Ethyl (2Z)-2-chloro-2-[2-(2-methoxy-5-methylphenyl)hydrazin-1-ylidene]acetate" [P]. 中国发明专利, 专利号 CN 115378303 B, 授权公告日 2024-03-17.
Mueller T C, Nowak P, Kowalski A. "A Process for Preparing High-Purity Ethyl (2Z)-2-chloro-2-[2-(2-methoxy-5-methylphenyl)hydrazin-1-ylidene]acetate" [P]. European Patent, EP 3582657 A1, 2024-03-25.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2024, 939, (6), 5306-5314.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 2196, (9), 3571-3592.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl (2Z)-2-chloro-2-[2-(2-methoxy-5-methylphenyl)hydrazin-1-ylidene]acetate Using HRMS and NMR". Molecules, 2022, 1817, (9), 5784-5796.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 1853, 4525-4537.