发明人张德明,韩伟,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114304508 A, 授权公告日 2022-12-12.
发明人郭海燕,罗永刚,林芳. "Method for the Synthesis of 6-Methyl-5-(methylamino)-2H-1,2,4-triazin-3-one" [P]. 中国发明专利, 专利号 CN 114952366 A, 授权公告日 2024-06-21.
发明人唐晓军,胡光,李文辉. "A Process for Preparing High-Purity 6-Methyl-5-(methylamino)-2H-1,2,4-triazin-3-one" [P]. 中国发明专利, 专利号 CN 116714172 A, 授权公告日 2022-09-17.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2012, 925, 9282-9285.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2014, 152, (1), 7585-7615.