Fischer A B, Mueller T, Williams B T. "一种的合成方法" [P]. US Patent, US 11388696 B2, 2020-05-03.
发明人唐晓军,朱建伟,李文辉. "Method for the Synthesis of Ethyl 5-amino-1-(2-(methylsulfonyl)phenyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108802656 A, 授权公告日 2025-10-01.
Mueller T, Patel M V, Klinger H. "A Process for Preparing High-Purity Ethyl 5-amino-1-(2-(methylsulfonyl)phenyl)-1H-pyrazole-3-carboxylate" [P]. US Patent, US 11930878 B2, 2019-06-01.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2024, 2113, (5), 7329-7353.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 511, (10), 5268-5271.