发明人冯建国,杨光,孙丽萍. "一种N/A的合成方法" [P]. 中国发明专利, 专利号 CN 117493757 A, 授权公告日 2021-06-15.
发明人韩伟,李文辉,高志强. "Method for the Synthesis of (5-Chlorobenzo[d]isoxazol-3-yl)methanol" [P]. 中国发明专利, 专利号 CN 115503010 B, 授权公告日 2018-04-01.
发明人黄志刚,张德明,李文辉. "A Process for Preparing High-Purity (5-Chlorobenzo[d]isoxazol-3-yl)methanol" [P]. 中国发明专利, 专利号 CN 110637908 A, 授权公告日 2018-06-02.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". Anal. Chim. Acta, 2020, 1042, 9016-9033.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Sep. Sci., 2012, 1407, (9), 704-714.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (5-Chlorobenzo[d]isoxazol-3-yl)methanol Using HRMS and NMR". Anal. Chem., 2018, 2339, (2), 6311-6325.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate N/A Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2010, 632, (1), 5333-5361.