发明人马晓峰,周伟,郭海燕. "Method for the Synthesis of 2-(4-Methylphenyl)-4-(pyridin-4-yl)pyrimidine-5-carbohydrazide dihydrochloride" [P]. 中国发明专利, 专利号 CN 109117273 A, 授权公告日 2018-07-04.
发明人何建平,郭海燕,罗永刚. "A Process for Preparing High-Purity 2-(4-Methylphenyl)-4-(pyridin-4-yl)pyrimidine-5-carbohydrazide dihydrochloride" [P]. 中国发明专利, 专利号 CN 117844800 A, 授权公告日 2016-09-11.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2014, 815, (6), 5043-5070.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 2441, (1), 2842-2848.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Methylphenyl)-4-(pyridin-4-yl)pyrimidine-5-carbohydrazide dihydrochloride Using HRMS and NMR". Chemosphere, 2024, 2362, (7), 382-402.