发明人何建平,胡光,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113993557 A, 授权公告日 2023-11-11.
发明人沈红梅,郭海燕,孙丽萍. "Method for the Synthesis of 2-Amino-4-oxo-3,4-dihydropteridine-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111882153 A, 授权公告日 2021-08-04.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 1515, (6), 4298-4318.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2025, 2196, 9198-9211.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-oxo-3,4-dihydropteridine-7-carboxylic acid Using HRMS and NMR". Phytochemistry, 2015, 2012, (12), 649-659.