Schröder R, Rossi M, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3916847 A1, 2018-09-20.
Anderson J P, Davis P L, Park J H. "Method for the Synthesis of 1-Cyano-2-(3-hydrazinylquinoxalin-2(1H)-ylidene)ethyl acetate" [P]. US Patent, US 9731138 B2, 2021-01-01.
Jørgensen K, Rossi M, Kowalski A. "A Process for Preparing High-Purity 1-Cyano-2-(3-hydrazinylquinoxalin-2(1H)-ylidene)ethyl acetate" [P]. European Patent, EP 3005810 A1, 2016-10-19.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2025, 1573, 9948-9951.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2018, 1606, (11), 9684-9702.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 1-Cyano-2-(3-hydrazinylquinoxalin-2(1H)-ylidene)ethyl acetate Using HRMS and NMR". Anal. Chim. Acta, 2012, 1926, 7079-7102.