Johansson L, Nowak P, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3249769 A1, 2018-11-11.
发明人罗永刚,徐明华,杨光. "Method for the Synthesis of 2-[3-(2,5-Dimethyl-1H-pyrrol-1-yl)thiophen-2-yl]-5-(methanesulfonylmethyl)pyrazolo[1,5-a]pyrimidin-7-ol" [P]. 中国发明专利, 专利号 CN 108049140 A, 授权公告日 2016-08-10.
发明人马晓峰,钱学锋,郑宇鹏. "A Process for Preparing High-Purity 2-[3-(2,5-Dimethyl-1H-pyrrol-1-yl)thiophen-2-yl]-5-(methanesulfonylmethyl)pyrazolo[1,5-a]pyrimidin-7-ol" [P]. 中国发明专利, 专利号 CN 114912478 A, 授权公告日 2025-03-08.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2018, 1172, 5154-5159.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 1454, (3), 240-269.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-[3-(2,5-Dimethyl-1H-pyrrol-1-yl)thiophen-2-yl]-5-(methanesulfonylmethyl)pyrazolo[1,5-a]pyrimidin-7-ol Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2021, 2372, (3), 2509-2514.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2020, 353, 346-374.