Williams B T, Mueller T, Kumar R. "Method for the Synthesis of 3-Tert-butyl-4-ethyl-1,2-oxazol-5-amine" [P]. US Patent, US 10244036 B2, 2021-09-21.
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, 2010, 1466, (12), 5651-5672.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 1182, (10), 799-803.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 3-Tert-butyl-4-ethyl-1,2-oxazol-5-amine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 1640, (11), 3605-3635.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2022, 425, (1), 5196-5215.