发明人孙丽萍,朱建伟,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115298803 A, 授权公告日 2019-07-20.
发明人周伟,杨光,孙丽萍. "Method for the Synthesis of 5-(Bicyclo[2.2.1]heptan-2-yl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112979005 B, 授权公告日 2017-08-08.
Anderson J P, Lee S K, Williams B T. "A Process for Preparing High-Purity 5-(Bicyclo[2.2.1]heptan-2-yl)-1,2,4-oxadiazole-3-carboxylic acid" [P]. US Patent, US 10346880 B2, 2018-01-02.
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". Anal. Methods, 2014, 574, 7793-7804.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 1105, 4807-4826.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Bicyclo[2.2.1]heptan-2-yl)-1,2,4-oxadiazole-3-carboxylic acid Using HRMS and NMR". Molecules, 2012, 1357, 4085-4107.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2021, 1820, (5), 6526-6538.