发明人高志强,刘建华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112084112 A, 授权公告日 2022-01-10.
发明人周伟,朱建伟,郭海燕. "Method for the Synthesis of 4-Oxo-1H,4H-[1,2,4]triazolo[3,2-c][1,2,4]triazine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 109474955 A, 授权公告日 2017-09-23.
发明人刘建华,林芳,冯建国. "A Process for Preparing High-Purity 4-Oxo-1H,4H-[1,2,4]triazolo[3,2-c][1,2,4]triazine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115532815 B, 授权公告日 2024-11-05.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2017, 1872, (1), 5490-5513.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 211, (4), 7263-7281.