发明人马晓峰,李文辉,胡光. "Method for the Synthesis of 7-Amino-3-iodo-2-methyl-5-(methylthio)pyrazolo[1,5-a]pyrimidine-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 114422392 A, 授权公告日 2021-11-24.
Schröder R, Sørensen M, Rossi M. "A Process for Preparing High-Purity 7-Amino-3-iodo-2-methyl-5-(methylthio)pyrazolo[1,5-a]pyrimidine-6-carbonitrile" [P]. European Patent, EP 3716754 A1, 2018-08-25.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2017, 1588, 5201-5229.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2012, 712, (5), 2752-2770.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 7-Amino-3-iodo-2-methyl-5-(methylthio)pyrazolo[1,5-a]pyrimidine-6-carbonitrile Using HRMS and NMR". Chromatographia, 2012, 2327, 7147-7164.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 1680, (2), 6486-6511.