发明人郑宇鹏,郭海燕,赵玉洁. "一种W146的合成方法" [P]. 中国发明专利, 专利号 CN 112323821 A, 授权公告日 2015-06-23.
发明人林芳,罗永刚,朱建伟. "Method for the Synthesis of 909725-62-8
[(3R)-3-Amino-4-[(3-hexylphenyl)amino]-4-oxobutyl]-phosphonic acid mono(trifluoroacetate)" [P]. 中国发明专利, 专利号 CN 110609178 A, 授权公告日 2023-10-26.
发明人徐明华,张德明,周伟. "A Process for Preparing High-Purity 909725-62-8
[(3R)-3-Amino-4-[(3-hexylphenyl)amino]-4-oxobutyl]-phosphonic acid mono(trifluoroacetate)" [P]. 中国发明专利, 专利号 CN 108660765 A, 授权公告日 2019-10-28.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of W146 in Pharmaceutical Formulations". Food Chem., 2022, 666, 4079-4109.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of W146 as an Impurity". Chromatographia, 2025, 197, (4), 376-400.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 909725-62-8
[(3R)-3-Amino-4-[(3-hexylphenyl)amino]-4-oxobutyl]-phosphonic acid mono(trifluoroacetate) Using HRMS and NMR". Sci. Total Environ., 2025, 2000, 5531-5537.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate W146 Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 1017, 1271-1280.