发明人朱建伟,林芳,刘建华. "Method for the Synthesis of 3-Methoxy-1-methyl-1H-pyrazole-4-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 110224802 A, 授权公告日 2019-06-12.
发明人何建平,胡光,刘建华. "A Process for Preparing High-Purity 3-Methoxy-1-methyl-1H-pyrazole-4-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 112681449 A, 授权公告日 2024-06-09.
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". Rapid Commun. Mass Spectrom., 2020, 427, 6294-6298.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 1266, 8215-8242.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methoxy-1-methyl-1H-pyrazole-4-carbonyl chloride Using HRMS and NMR". Biomed. Chromatogr., 2019, 2128, 4810-4825.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2019, 1964, 6478-6498.