发明人朱建伟,孙丽萍,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108806759 A, 授权公告日 2015-10-28.
Björnsson E, Nielsen H, Kowalski A. "Method for the Synthesis of 1-(3-Ethyl-3h-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)azetidine-3-carboxylic acid" [P]. European Patent, EP 3134653 A1, 2019-08-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2021, 198, 6305-6312.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2014, 1359, (5), 7935-7957.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3-Ethyl-3h-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)azetidine-3-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2024, 1573, (12), 3744-3760.