Mueller T, Klinger H, Yamamoto T. "一种的合成方法" [P]. US Patent, US 9405041 B2, 2017-06-19.
发明人徐明华,沈红梅,唐晓军. "Method for the Synthesis of 4-(4-Bromo-5-methyl-3-nitro-1H-pyrazol-1-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 113734912 B, 授权公告日 2023-02-12.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2019, 1164, (7), 8705-8714.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2023, 1608, 6276-6287.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-(4-Bromo-5-methyl-3-nitro-1H-pyrazol-1-yl)butanoic acid Using HRMS and NMR". Biomed. Chromatogr., 2011, 1910, 2224-2229.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2020, 850, 5231-5236.