发明人冯建国,郭海燕,高志强. "Method for the Synthesis of 2-Chloro-4,7-difluorobenzo[d]thiazole" [P]. 中国发明专利, 专利号 CN 110220723 B, 授权公告日 2020-05-11.
发明人王建平,郑宇鹏,黄志刚. "A Process for Preparing High-Purity 2-Chloro-4,7-difluorobenzo[d]thiazole" [P]. 中国发明专利, 专利号 CN 111922814 A, 授权公告日 2016-02-12.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 1146, 3203-3221.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 2314, (7), 5857-5879.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-4,7-difluorobenzo[d]thiazole Using HRMS and NMR". Molecules, 2011, 2358, (1), 9922-9943.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2011, 1209, 7356-7367.