发明人冯建国,刘建华,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111806839 A, 授权公告日 2025-11-25.
发明人赵玉洁,唐晓军,何建平. "Method for the Synthesis of 1-(2-Methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112047046 B, 授权公告日 2020-07-21.
Chen K W, Anderson J P, Thompson G K. "A Process for Preparing High-Purity 1-(2-Methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)pyrrolidine-3-carboxylic acid" [P]. US Patent, US 10960329 B2, 2022-03-25.
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. Chim. Acta, 2017, 1517, (11), 6539-6544.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 777, 4729-4750.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)pyrrolidine-3-carboxylic acid Using HRMS and NMR". Anal. Methods, 2012, 1749, (5), 4151-4162.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2019, 546, (6), 9940-9965.