发明人陈志强,刘建华,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117110729 A, 授权公告日 2023-08-23.
发明人高志强,韩伟,孙丽萍. "Method for the Synthesis of 5-(Ethylsulfonyl)-4-(4-fluorophenyl)-1H-thieno[2,3-c]pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 109860636 A, 授权公告日 2020-02-19.
发明人郑宇鹏,唐晓军,胡光. "A Process for Preparing High-Purity 5-(Ethylsulfonyl)-4-(4-fluorophenyl)-1H-thieno[2,3-c]pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 113484830 A, 授权公告日 2021-03-27.
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". Anal. Chem., 2015, 196, (2), 3162-3169.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2023, 2133, (5), 6994-7013.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Ethylsulfonyl)-4-(4-fluorophenyl)-1H-thieno[2,3-c]pyrazol-3-amine Using HRMS and NMR". Molecules, 2018, 2332, (4), 6352-6369.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2024, 440, (2), 1725-1754.