Sørensen M, Martínez F, Lefèvre J P. "一种Carboxyamidotriazole Impurity4的合成方法" [P]. European Patent, EP 3690303 A1, 2018-05-25.
Williams B T, Kumar R, Thompson G K. "Method for the Synthesis of Carboxyamidotriazole Impurity 4" [P]. US Patent, US 9119773 B2, 2019-06-23.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of Carboxyamidotriazole Impurity4 in Pharmaceutical Formulations". Talanta, 2014, 2341, (12), 2374-2386.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of Carboxyamidotriazole Impurity4 as an Impurity". Chemosphere, 2013, 1019, (4), 6922-6933.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Carboxyamidotriazole Impurity 4 Using HRMS and NMR". Phytochemistry, 2021, 1887, (5), 7960-7983.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Carboxyamidotriazole Impurity4 Profile in Drug Substances According to ICH Guidelines". Food Chem., 2018, 1063, 8636-8648.