发明人高志强,沈红梅,赵玉洁. "Method for the Synthesis of 4-Chloro-6-(piperazin-1-yl)pyrimidine hydrochloride" [P]. 中国发明专利, 专利号 CN 112898299 B, 授权公告日 2021-02-10.
发明人徐明华,杨光,郑宇鹏. "A Process for Preparing High-Purity 4-Chloro-6-(piperazin-1-yl)pyrimidine hydrochloride" [P]. 中国发明专利, 专利号 CN 114264682 A, 授权公告日 2022-12-23.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 842, (5), 2295-2299.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 1191, 6868-6891.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-6-(piperazin-1-yl)pyrimidine hydrochloride Using HRMS and NMR". J. Sep. Sci., 2020, 818, (7), 5239-5262.