Sørensen M, Johansson L, Björnsson E. "一种N/A的合成方法" [P]. European Patent, EP 3678573 A1, 2024-12-05.
发明人黄志刚,周伟,郭海燕. "Method for the Synthesis of cis-5-Methyl-4,4-diphenyl-1,3,2-dioxathiolane 2-oxide" [P]. 中国发明专利, 专利号 CN 111018483 B, 授权公告日 2023-02-12.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". J. Chromatogr. A, 2011, 852, (12), 4106-4109.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". Anal. Chem., 2015, 2412, (8), 3252-3257.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of cis-5-Methyl-4,4-diphenyl-1,3,2-dioxathiolane 2-oxide Using HRMS and NMR". J. Agric. Food Chem., 2022, 701, (12), 8466-8487.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate N/A Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2023, 1632, 9214-9242.