Stevens L M, Chen K W, Roberts E F. "一种的合成方法" [P]. US Patent, US 10860363 B2, 2024-09-19.
发明人陈志强,郭海燕,王建平. "Method for the Synthesis of Diethyl 2-aminothiophene-3,4-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116104058 A, 授权公告日 2022-04-16.
Klinger H, Schröder R, Yamamoto T. "A Process for Preparing High-Purity Diethyl 2-aminothiophene-3,4-dicarboxylate" [P]. US Patent, US 9953816 B2, 2017-02-23.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 360, 5954-5977.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2011, 1299, (2), 5640-5662.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Diethyl 2-aminothiophene-3,4-dicarboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2023, 2377, (5), 9277-9291.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2010, 819, (5), 2121-2138.