Fischer A B, Park J H, Stevens L M. "一种的合成方法" [P]. US Patent, US 11098635 B2, 2019-04-27.
发明人林芳,杨光,徐明华. "Method for the Synthesis of 4-(Cyclopropylmethyl)-2-methyl-4H-furo[3,2-b]pyrrole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113725706 A, 授权公告日 2016-04-15.
发明人钱学锋,李文辉,刘建华. "A Process for Preparing High-Purity 4-(Cyclopropylmethyl)-2-methyl-4H-furo[3,2-b]pyrrole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116012809 B, 授权公告日 2022-07-14.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2012, 1077, (12), 9029-9037.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2022, 782, (2), 8809-8815.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Cyclopropylmethyl)-2-methyl-4H-furo[3,2-b]pyrrole-5-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2019, 1379, (10), 6534-6559.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2019, 1388, 2629-2633.