发明人李文辉,何建平,郭海燕. "Method for the Synthesis of 2-Ethyl-1-methyl-1,4-dihydropyrimidine" [P]. 中国发明专利, 专利号 CN 113162876 A, 授权公告日 2018-08-01.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2023, 1920, 6853-6880.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2013, 1423, 5958-5981.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Ethyl-1-methyl-1,4-dihydropyrimidine Using HRMS and NMR". Chemosphere, 2022, 1816, (6), 4981-4988.