Park J H, Chen K W, Johnson M A. "一种的合成方法" [P]. US Patent, US 9062886 B2, 2021-06-15.
发明人胡光,沈红梅,何建平. "Method for the Synthesis of 4-Chloro-2-(4-(ethoxycarbonyl)-1,5-dimethyl-1H-pyrrol-2-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 110303246 B, 授权公告日 2022-10-14.
发明人唐晓军,徐明华,杨光. "A Process for Preparing High-Purity 4-Chloro-2-(4-(ethoxycarbonyl)-1,5-dimethyl-1H-pyrrol-2-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 109586655 B, 授权公告日 2024-08-02.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2017, 305, (7), 7229-7238.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 1054, 6924-6934.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-(4-(ethoxycarbonyl)-1,5-dimethyl-1H-pyrrol-2-yl)benzoic acid Using HRMS and NMR". J. Sep. Sci., 2016, 2188, 7317-7321.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2022, 1032, 6121-6148.