发明人林芳,冯建国,黄志刚. "Method for the Synthesis of Ethyl 2-acetamido-5,6-dihydro-4h-cyclopenta[b]thiophene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116060349 A, 授权公告日 2024-01-27.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2024, 392, 8818-8823.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 1470, 4415-4422.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-acetamido-5,6-dihydro-4h-cyclopenta[b]thiophene-3-carboxylate Using HRMS and NMR". Molecules, 2012, 1977, 6364-6378.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2024, 2452, 9177-9206.