发明人李文辉,王建平,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109340182 A, 授权公告日 2016-11-23.
发明人孙丽萍,徐明华,马晓峰. "Method for the Synthesis of 1-(2-Cyclopropyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109185636 B, 授权公告日 2024-10-03.
发明人唐晓军,孙丽萍,罗永刚. "A Process for Preparing High-Purity 1-(2-Cyclopropyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115897126 A, 授权公告日 2016-11-10.
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". Food Chem., 2019, 1175, (5), 6889-6915.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2022, 417, (3), 8615-8632.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Cyclopropyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-4-carboxylic acid Using HRMS and NMR". Chemosphere, 2014, 1687, 7313-7316.