Kumar R, Chen K W, Thompson G K. "Method for the Synthesis of 2-Amino-N-(3-(trifluoromethyl)phenyl)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide" [P]. US Patent, US 9734590 B2, 2025-05-21.
发明人韩伟,李文辉,周伟. "A Process for Preparing High-Purity 2-Amino-N-(3-(trifluoromethyl)phenyl)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 111335425 A, 授权公告日 2021-04-26.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2011, 1865, (10), 9358-9387.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 1348, (8), 2616-2621.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-N-(3-(trifluoromethyl)phenyl)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide Using HRMS and NMR". Environ. Sci. Technol., 2012, 561, 4128-4155.