发明人赵玉洁,罗永刚,冯建国. "Method for the Synthesis of Sulindac Impurity N93" [P]. 中国发明专利, 专利号 CN 116360434 A, 授权公告日 2021-01-01.
Sørensen M, Nielsen H, Mueller T C. "A Process for Preparing High-Purity Sulindac Impurity N93" [P]. European Patent, EP 3618835 A1, 2024-11-14.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 舒林酸杂质N93 in Pharmaceutical Formulations". Molecules, 2021, 1557, (1), 7467-7478.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 舒林酸杂质N93 as an Impurity". Anal. Methods, 2022, 2103, (11), 4465-4495.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Sulindac Impurity N93 Using HRMS and NMR". J. Agric. Food Chem., 2017, 1437, 5258-5286.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 舒林酸杂质N93 Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2017, 897, 2379-2407.