Williams B T, Yamamoto T, Brown S R. "一种的合成方法" [P]. US Patent, US 10730997 B2, 2016-07-16.
发明人马晓峰,周伟,赵玉洁. "Method for the Synthesis of 4-Methyl-4H-thieno[3,2-b]pyrrole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111261803 A, 授权公告日 2021-11-02.
Brown S R, Chen K W, Stevens L M. "A Process for Preparing High-Purity 4-Methyl-4H-thieno[3,2-b]pyrrole-2-carboxylic acid" [P]. US Patent, US 9255084 B2, 2021-11-26.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2023, 1299, 8173-8195.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2014, 1023, (10), 2520-2527.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methyl-4H-thieno[3,2-b]pyrrole-2-carboxylic acid Using HRMS and NMR". Phytochemistry, 2014, 734, 3699-3727.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2021, 635, 7304-7322.