发明人李文辉,林芳,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115377343 A, 授权公告日 2021-04-18.
发明人王建平,韩伟,高志强. "Method for the Synthesis of 4,5-Dimethyl-6-(piperazin-1-yl)pyrimidine dihydrochloride" [P]. 中国发明专利, 专利号 CN 111557906 B, 授权公告日 2022-08-23.
Patel M V, Yamamoto T, Kumar R. "A Process for Preparing High-Purity 4,5-Dimethyl-6-(piperazin-1-yl)pyrimidine dihydrochloride" [P]. US Patent, US 9316766 B2, 2016-06-06.
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". Sci. Total Environ., 2018, 1476, (8), 3989-4018.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 2416, 3634-3663.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4,5-Dimethyl-6-(piperazin-1-yl)pyrimidine dihydrochloride Using HRMS and NMR". Anal. Chem., 2022, 1347, (8), 4772-4786.