Brown S R, Chen K W, Johnson M A. "Method for the Synthesis of 1-(5-Methyl-3-(p-tolyl)-1H-1,2,4-triazol-1-yl)ethan-1-one" [P]. US Patent, US 10953167 B2, 2022-01-16.
Park J H, Schröder R, O'Brien P Q. "A Process for Preparing High-Purity 1-(5-Methyl-3-(p-tolyl)-1H-1,2,4-triazol-1-yl)ethan-1-one" [P]. US Patent, US 11217577 B2, 2019-06-01.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2011, 1037, (4), 1381-1402.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2021, 1526, (5), 2062-2079.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-(5-Methyl-3-(p-tolyl)-1H-1,2,4-triazol-1-yl)ethan-1-one Using HRMS and NMR". J. Chromatogr. A, 2015, 2454, (5), 4396-4424.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2013, 710, (10), 1116-1140.