发明人张德明,赵玉洁,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115589031 A, 授权公告日 2015-04-16.
发明人唐晓军,黄志刚,周伟. "Method for the Synthesis of 1-Methyl-4-(methylsulfamoyl)-1h-pyrrole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117175462 B, 授权公告日 2020-03-01.
Schröder R, Martínez F, Mueller T C. "A Process for Preparing High-Purity 1-Methyl-4-(methylsulfamoyl)-1h-pyrrole-2-carboxylic acid" [P]. European Patent, EP 3559863 A1, 2021-06-20.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2019, 190, 4803-4833.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2016, 1632, (2), 2812-2821.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-4-(methylsulfamoyl)-1h-pyrrole-2-carboxylic acid Using HRMS and NMR". Molecules, 2017, 1777, (1), 9493-9510.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2016, 104, (7), 2905-2919.