发明人黄志刚,郑宇鹏,罗永刚. "Method for the Synthesis of (E)-Ethyl 3-(2-(cyclohexylmethoxy)-5-methylphenyl)-2,2-difluoro-3-(2-((2-(trifluoromethyl)phenyl)sulfonyl)hydrazono)propanoate" [P]. 中国发明专利, 专利号 CN 112857903 B, 授权公告日 2025-02-04.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2018, 739, (9), 8765-8768.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 484, 2526-2531.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of (E)-Ethyl 3-(2-(cyclohexylmethoxy)-5-methylphenyl)-2,2-difluoro-3-(2-((2-(trifluoromethyl)phenyl)sulfonyl)hydrazono)propanoate Using HRMS and NMR". Anal. Methods, 2018, 2063, 8421-8424.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2010, 397, (2), 7755-7768.