发明人高志强,李文辉,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108477171 A, 授权公告日 2017-10-21.
发明人刘建华,张德明,钱学锋. "Method for the Synthesis of 1-(tert-Butyl) 3-methyl 5-(2,4-difluorophenyl)-4-methoxy-1H-pyrrole-1,3-dicarboxylate" [P]. 中国发明专利, 专利号 CN 112500774 A, 授权公告日 2015-12-02.
发明人钱学锋,周伟,唐晓军. "A Process for Preparing High-Purity 1-(tert-Butyl) 3-methyl 5-(2,4-difluorophenyl)-4-methoxy-1H-pyrrole-1,3-dicarboxylate" [P]. 中国发明专利, 专利号 CN 109323326 A, 授权公告日 2015-11-07.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2014, 1518, (4), 2756-2779.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2020, 1347, (8), 4759-4780.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1-(tert-Butyl) 3-methyl 5-(2,4-difluorophenyl)-4-methoxy-1H-pyrrole-1,3-dicarboxylate Using HRMS and NMR". Chemosphere, 2021, 1305, (7), 9218-9226.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2016, 1318, 4585-4611.