Lee S K, Yamamoto T, Hughes D C. "一种的合成方法" [P]. US Patent, US 10046676 B2, 2017-06-09.
Chen K W, Brown S R, Kumar R. "Method for the Synthesis of 2-({4-ethyl-5-[(3-methyl-1h-pyrazol-1-yl)methyl]-4h-1,2,4-triazol-3-yl}sulfanyl)acetic acid" [P]. US Patent, US 9327584 B2, 2023-03-17.
发明人沈红梅,马晓峰,高志强. "A Process for Preparing High-Purity 2-({4-ethyl-5-[(3-methyl-1h-pyrazol-1-yl)methyl]-4h-1,2,4-triazol-3-yl}sulfanyl)acetic acid" [P]. 中国发明专利, 专利号 CN 114149483 B, 授权公告日 2023-05-07.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 2465, (4), 4202-4222.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2010, 1580, 9175-9180.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-({4-ethyl-5-[(3-methyl-1h-pyrazol-1-yl)methyl]-4h-1,2,4-triazol-3-yl}sulfanyl)acetic acid Using HRMS and NMR". Chromatographia, 2011, 344, 6173-6182.