发明人钱学锋,陈志强,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111041920 A, 授权公告日 2018-04-27.
发明人胡光,张德明,马晓峰. "Method for the Synthesis of 5-Chlorobenzo[d]oxazole-2,7-diamine" [P]. 中国发明专利, 专利号 CN 116579445 A, 授权公告日 2023-08-02.
Kumar R, Williams B T, Chen K W. "A Process for Preparing High-Purity 5-Chlorobenzo[d]oxazole-2,7-diamine" [P]. US Patent, US 11462624 B2, 2019-12-28.
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". J. Agric. Food Chem., 2010, 1791, (6), 4112-4130.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2011, 477, 9964-9985.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chlorobenzo[d]oxazole-2,7-diamine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 1515, 4391-4420.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2012, 277, (1), 7148-7162.