发明人钱学锋,徐明华,李文辉. "Method for the Synthesis of Trimebutine EP Impurity B/Trimethoprim EP Impurity J" [P]. 中国发明专利, 专利号 CN 112926888 A, 授权公告日 2024-01-12.
发明人周伟,郭海燕,孙丽萍. "A Process for Preparing High-Purity Trimebutine EP Impurity B/Trimethoprim EP Impurity J" [P]. 中国发明专利, 专利号 CN 114985090 A, 授权公告日 2016-08-18.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 曲美布汀EP杂质B/甲氧苄啶EP杂质J in Pharmaceutical Formulations". Food Chem., 2023, 231, (3), 1630-1659.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 曲美布汀EP杂质B/甲氧苄啶EP杂质J as an Impurity". Molecules, 2010, 963, (7), 4828-4837.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Trimebutine EP Impurity B/Trimethoprim EP Impurity J Using HRMS and NMR". Anal. Chem., 2015, 951, (4), 1819-1840.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate 曲美布汀EP杂质B/甲氧苄啶EP杂质J Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 1962, (5), 2521-2542.