发明人陈志强,高志强,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110811443 A, 授权公告日 2016-10-17.
发明人罗永刚,沈红梅,徐明华. "Method for the Synthesis of 1-(Cyanomethyl)-1H-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111330804 A, 授权公告日 2016-11-03.
Mueller T, Johnson M A, Chen K W. "A Process for Preparing High-Purity 1-(Cyanomethyl)-1H-pyrazole-4-carboxylic acid" [P]. US Patent, US 10487711 B2, 2024-03-05.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2013, 2308, (4), 9771-9784.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2023, 1719, 1002-1030.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-(Cyanomethyl)-1H-pyrazole-4-carboxylic acid Using HRMS and NMR". Chromatographia, 2010, 1863, (4), 6327-6337.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2016, 438, (2), 308-314.