发明人韩伟,唐晓军,郭海燕. "Method for the Synthesis of Ambrisentan 4-Hydroxymethyl Analog Racemate" [P]. 中国发明专利, 专利号 CN 111941317 B, 授权公告日 2017-05-06.
发明人孙丽萍,郑宇鹏,王建平. "A Process for Preparing High-Purity Ambrisentan 4-Hydroxymethyl Analog Racemate" [P]. 中国发明专利, 专利号 CN 116428713 A, 授权公告日 2019-10-09.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2011, 242, 223-246.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2021, 1967, (10), 9276-9285.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ambrisentan 4-Hydroxymethyl Analog Racemate Using HRMS and NMR". Chemosphere, 2015, 371, 1759-1765.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2016, 2019, (9), 7012-7032.