发明人马晓峰,刘建华,林芳. "Method for the Synthesis of 5-chloro-1-methylpyrazole-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 114920315 A, 授权公告日 2016-12-25.
发明人何建平,郑宇鹏,徐明华. "A Process for Preparing High-Purity 5-chloro-1-methylpyrazole-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 109124745 B, 授权公告日 2018-08-20.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2021, 1348, (6), 1437-1465.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 957, (7), 8914-8923.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-chloro-1-methylpyrazole-4-carbonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 134, 6428-6448.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2010, 1216, 829-836.