Lefèvre J P, Mueller T C, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3880298 A1, 2017-08-12.
Schröder R, Martínez F, Nowak P. "Method for the Synthesis of 2-(6-Bromo-7-hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)acetic acid" [P]. European Patent, EP 3782873 A1, 2015-12-05.
Fischer A B, Stevens L M, Patel M V. "A Process for Preparing High-Purity 2-(6-Bromo-7-hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)acetic acid" [P]. US Patent, US 10798109 B2, 2016-01-21.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2020, 633, 8481-8505.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2022, 2162, (12), 3474-3502.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(6-Bromo-7-hydroxy-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)acetic acid Using HRMS and NMR". Environ. Sci. Technol., 2021, 903, (8), 5350-5353.