发明人马晓峰,张德明,黄志刚. "Method for the Synthesis of 5-Amino-2-(3-aminophenyl)benzoxazole" [P]. 中国发明专利, 专利号 CN 112676882 B, 授权公告日 2018-01-15.
Kumar R, Mueller T, Hughes D C. "A Process for Preparing High-Purity 5-Amino-2-(3-aminophenyl)benzoxazole" [P]. US Patent, US 11548951 B2, 2022-04-10.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2014, 1485, 6298-6304.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2016, 1885, 7134-7149.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-2-(3-aminophenyl)benzoxazole Using HRMS and NMR". Anal. Chim. Acta, 2022, 361, (11), 6316-6335.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2014, 208, (5), 7765-7795.