发明人胡光,沈红梅,张德明. "一种N/A的合成方法" [P]. 中国发明专利, 专利号 CN 114398848 A, 授权公告日 2019-09-24.
发明人孙丽萍,罗永刚,杨光. "Method for the Synthesis of 4-((1,2,4-Oxadiazol-5-yl)methyl)benzonitrile" [P]. 中国发明专利, 专利号 CN 110118166 B, 授权公告日 2019-09-27.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". Sci. Total Environ., 2018, 1121, 4994-4999.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Pharm. Biomed. Anal., 2014, 772, (8), 4215-4233.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-((1,2,4-Oxadiazol-5-yl)methyl)benzonitrile Using HRMS and NMR". Talanta, 2015, 1665, (9), 3369-3396.