发明人沈红梅,郭海燕,林芳. "Method for the Synthesis of 4-Iodoisothiazolo[5,4-b]pyridin-3-amine" [P]. 中国发明专利, 专利号 CN 115214058 A, 授权公告日 2022-12-12.
发明人郭海燕,何建平,罗永刚. "A Process for Preparing High-Purity 4-Iodoisothiazolo[5,4-b]pyridin-3-amine" [P]. 中国发明专利, 专利号 CN 117947431 A, 授权公告日 2024-06-12.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 2126, 8670-8680.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 2262, (5), 659-663.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-Iodoisothiazolo[5,4-b]pyridin-3-amine Using HRMS and NMR". Environ. Sci. Technol., 2010, 1303, (8), 7442-7446.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2021, 1108, (9), 5509-5534.