Hughes D C, Johnson M A, Davis P L. "Method for the Synthesis of (Z)-3,5-diamino-2-cyano-5-oxopent-2-enoic acid" [P]. US Patent, US 10976174 B2, 2020-09-24.
发明人高志强,孙丽萍,陈志强. "A Process for Preparing High-Purity (Z)-3,5-diamino-2-cyano-5-oxopent-2-enoic acid" [P]. 中国发明专利, 专利号 CN 114083075 A, 授权公告日 2016-10-05.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2021, 1494, (2), 5589-5610.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 628, 8903-8912.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of (Z)-3,5-diamino-2-cyano-5-oxopent-2-enoic acid Using HRMS and NMR". Anal. Chim. Acta, 2024, 306, (12), 8470-8478.