Roberts E F, Lee S K, Johnson M A. "一种的合成方法" [P]. US Patent, US 9261877 B2, 2021-06-23.
发明人赵玉洁,胡光,杨光. "Method for the Synthesis of 4-Aminopyrimidine-5-carboxylic acid hydrate" [P]. 中国发明专利, 专利号 CN 117931879 A, 授权公告日 2023-04-12.
发明人沈红梅,罗永刚,冯建国. "A Process for Preparing High-Purity 4-Aminopyrimidine-5-carboxylic acid hydrate" [P]. 中国发明专利, 专利号 CN 110417004 B, 授权公告日 2025-08-04.
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". J. Nat. Prod., 2016, 1964, (4), 3157-3161.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 1115, (1), 8380-8389.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Aminopyrimidine-5-carboxylic acid hydrate Using HRMS and NMR". J. Sep. Sci., 2012, 795, 3268-3285.