Lee S K, Brown S R, Johnson M A. "一种的合成方法" [P]. US Patent, US 10395511 B2, 2017-10-11.
Patel M V, Yamamoto T, Davis P L. "Method for the Synthesis of 5-Isopropyl-3-methyl-1H-pyrazole-4-carboxylic acid" [P]. US Patent, US 9236124 B2, 2015-10-16.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 936, 6985-7012.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2020, 393, 4920-4923.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-Isopropyl-3-methyl-1H-pyrazole-4-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 2144, 2849-2861.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2020, 209, (7), 5509-5530.