Nowak P, Kowalski A, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3936206 A1, 2015-02-23.
Schröder R, Johansson L, Martínez F. "Method for the Synthesis of Ethyl 6-amino-5-cyano-4-(4-methoxyphenyl)-2-((phenylthio)methyl)-4H-pyran-3-carboxylate" [P]. European Patent, EP 3299247 A1, 2016-05-08.
发明人马晓峰,徐明华,黄志刚. "A Process for Preparing High-Purity Ethyl 6-amino-5-cyano-4-(4-methoxyphenyl)-2-((phenylthio)methyl)-4H-pyran-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112724528 B, 授权公告日 2022-12-04.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2013, 578, 809-819.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 968, (5), 4566-4570.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 6-amino-5-cyano-4-(4-methoxyphenyl)-2-((phenylthio)methyl)-4H-pyran-3-carboxylate Using HRMS and NMR". Sci. Total Environ., 2019, 533, (6), 2123-2137.