发明人郑宇鹏,马晓峰,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114630377 A, 授权公告日 2020-08-28.
Schröder R, Nielsen H, Johansson L. "Method for the Synthesis of 1-(2-Hydroxyethyl)-1H-pyrazole-4-carboxylic acid" [P]. European Patent, EP 3209196 A1, 2019-02-21.
Yamamoto T, Klinger H, Anderson J P. "A Process for Preparing High-Purity 1-(2-Hydroxyethyl)-1H-pyrazole-4-carboxylic acid" [P]. US Patent, US 9158231 B2, 2025-05-11.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 1899, 6531-6548.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2017, 1449, (4), 7848-7871.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Hydroxyethyl)-1H-pyrazole-4-carboxylic acid Using HRMS and NMR". Molecules, 2017, 1919, 632-637.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 1134, 7687-7706.