Stevens L M, Hughes D C, Johnson M A. "一种的合成方法" [P]. US Patent, US 10109917 B2, 2019-09-20.
发明人唐晓军,何建平,郭海燕. "Method for the Synthesis of 2-(3-Amino-5-methyl-1h-pyrazol-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 114173734 A, 授权公告日 2025-09-08.
发明人沈红梅,胡光,何建平. "A Process for Preparing High-Purity 2-(3-Amino-5-methyl-1h-pyrazol-1-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 111925670 B, 授权公告日 2025-11-20.
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". Chemosphere, 2011, 913, 2992-3002.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 1861, (4), 735-759.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2-(3-Amino-5-methyl-1h-pyrazol-1-yl)acetic acid Using HRMS and NMR". Anal. Chim. Acta, 2024, 147, (10), 4544-4555.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2012, 219, (11), 4019-4042.