发明人徐明华,韩伟,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110731462 A, 授权公告日 2018-04-06.
Brown S R, Johnson M A, Anderson J P. "Method for the Synthesis of 7-Nitrobenzo[d]oxazole" [P]. US Patent, US 10441307 B2, 2023-12-25.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 2067, 6558-6579.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2019, 2338, (5), 2894-2903.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 7-Nitrobenzo[d]oxazole Using HRMS and NMR". J. Chromatogr. A, 2022, 1642, 9624-9651.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2012, 256, (2), 8802-8826.