发明人高志强,李文辉,韩伟. "Method for the Synthesis of 3-Cyclopropoxy-1-methyl-1H-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109898355 A, 授权公告日 2021-04-10.
发明人沈红梅,郭海燕,周伟. "A Process for Preparing High-Purity 3-Cyclopropoxy-1-methyl-1H-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110112449 B, 授权公告日 2023-08-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2010, 293, (5), 3781-3784.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2025, 2284, (8), 6029-6041.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 3-Cyclopropoxy-1-methyl-1H-pyrazole-5-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2022, 1413, (11), 7535-7539.