Williams B T, Yamamoto T, Park J H. "Method for the Synthesis of Methyl 4-bromo-5-(2-methoxyphenyl)-1h-pyrazole-3-carboxylate" [P]. US Patent, US 11402244 B2, 2022-05-24.
发明人王建平,唐晓军,刘建华. "A Process for Preparing High-Purity Methyl 4-bromo-5-(2-methoxyphenyl)-1h-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114232860 A, 授权公告日 2019-11-22.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2013, 877, 7034-7060.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2022, 218, (1), 8344-8360.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-bromo-5-(2-methoxyphenyl)-1h-pyrazole-3-carboxylate Using HRMS and NMR". Sci. Total Environ., 2015, 2014, 7901-7922.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2016, 1396, 3427-3443.