发明人李文辉,冯建国,何建平. "Method for the Synthesis of (2R,3S,5R)-5-(4-Amino-3-iodo-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol" [P]. 中国发明专利, 专利号 CN 116639081 B, 授权公告日 2019-01-09.
发明人何建平,王建平,沈红梅. "A Process for Preparing High-Purity (2R,3S,5R)-5-(4-Amino-3-iodo-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol" [P]. 中国发明专利, 专利号 CN 109523035 B, 授权公告日 2017-10-10.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 152, (4), 2223-2236.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2020, 253, 3326-3339.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (2R,3S,5R)-5-(4-Amino-3-iodo-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol Using HRMS and NMR". Sci. Total Environ., 2020, 2004, 9169-9176.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2021, 1178, (1), 3520-3526.