发明人马晓峰,胡光,林芳. "Method for the Synthesis of methyl 4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 117278116 B, 授权公告日 2020-07-02.
发明人陈志强,高志强,周伟. "A Process for Preparing High-Purity methyl 4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 110747865 B, 授权公告日 2024-02-27.
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". J. Sep. Sci., 2024, 672, (11), 694-705.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2020, 2446, (6), 4875-4897.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of methyl 4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 925, (4), 7641-7654.