发明人杨光,张德明,沈红梅. "Method for the Synthesis of 4-(Difluoromethylene)cyclohexane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110188080 B, 授权公告日 2020-08-08.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2024, 1485, 1575-1586.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 411, 7095-7124.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethylene)cyclohexane-1-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2013, 2452, (10), 4083-4110.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 2110, 2582-2586.