Davis P L, Thompson G K, Fischer A B. "一种的合成方法" [P]. US Patent, US 9249230 B2, 2023-01-05.
发明人唐晓军,刘建华,赵玉洁. "Method for the Synthesis of (2E)-2-Cyano-3-(4-oxo-4H-chromen-3-yl)prop-2-enethioamide" [P]. 中国发明专利, 专利号 CN 112152756 A, 授权公告日 2023-01-08.
发明人赵玉洁,沈红梅,林芳. "A Process for Preparing High-Purity (2E)-2-Cyano-3-(4-oxo-4H-chromen-3-yl)prop-2-enethioamide" [P]. 中国发明专利, 专利号 CN 108891091 A, 授权公告日 2020-09-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 1395, 3351-3362.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2023, 725, (9), 9856-9864.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of (2E)-2-Cyano-3-(4-oxo-4H-chromen-3-yl)prop-2-enethioamide Using HRMS and NMR". Biomed. Chromatogr., 2011, 1015, 9990-9996.