Rossi M, Schröder R, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3757190 A1, 2017-07-14.
发明人刘建华,胡光,李文辉. "Method for the Synthesis of 1-Acetyl-3-amino-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 112356443 B, 授权公告日 2025-02-13.
Roberts E F, Stevens L M, Park J H. "A Process for Preparing High-Purity 1-Acetyl-3-amino-1H-pyrazol-5(4H)-one" [P]. US Patent, US 10138529 B2, 2022-12-02.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2023, 718, 8119-8138.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2016, 1908, (10), 4183-4213.