Mueller T, Hughes D C, Yamamoto T. "一种的合成方法" [P]. US Patent, US 11087274 B2, 2015-01-28.
Klinger H, Fischer A B, Stevens L M. "Method for the Synthesis of 4,6,8-Trichloropyrido[3,4-d]pyrimidine" [P]. US Patent, US 9148865 B2, 2024-12-12.
发明人冯建国,孙丽萍,刘建华. "A Process for Preparing High-Purity 4,6,8-Trichloropyrido[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 109125842 B, 授权公告日 2015-12-27.
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". Environ. Sci. Technol., 2015, 2004, (11), 1758-1773.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 1433, 4434-4446.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4,6,8-Trichloropyrido[3,4-d]pyrimidine Using HRMS and NMR". Anal. Chem., 2024, 765, (12), 139-152.