Rossi M, Sørensen M, Johansson L. "一种N/A的合成方法" [P]. European Patent, EP 3633658 A1, 2017-12-13.
发明人钱学锋,唐晓军,何建平. "Method for the Synthesis of 2-Heptadecyl-6-methoxycyclohexa-2,5-diene-1,4-dione" [P]. 中国发明专利, 专利号 CN 116108668 B, 授权公告日 2019-11-02.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". J. Agric. Food Chem., 2015, 1971, 6447-6458.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Sep. Sci., 2013, 1717, (7), 7795-7811.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-Heptadecyl-6-methoxycyclohexa-2,5-diene-1,4-dione Using HRMS and NMR". Chemosphere, 2010, 977, (2), 6137-6164.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate N/A Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2020, 2077, 6693-6708.