Klinger H, Yamamoto T, Mueller T. "一种的合成方法" [P]. US Patent, US 10287368 B2, 2021-04-07.
发明人黄志刚,冯建国,唐晓军. "Method for the Synthesis of 4-Amino-N-cyclopropyl-2-(piperazin-1-yl)pyrimidine-5-carboxamide" [P]. 中国发明专利, 专利号 CN 110401416 B, 授权公告日 2022-07-26.
Kowalski A, Jørgensen K, Nowak P. "A Process for Preparing High-Purity 4-Amino-N-cyclopropyl-2-(piperazin-1-yl)pyrimidine-5-carboxamide" [P]. European Patent, EP 3830380 A1, 2022-08-19.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2013, 176, 979-991.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 593, (2), 3225-3237.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-N-cyclopropyl-2-(piperazin-1-yl)pyrimidine-5-carboxamide Using HRMS and NMR". Anal. Methods, 2013, 1259, (12), 8936-8952.