发明人周伟,罗永刚,赵玉洁. "Method for the Synthesis of Etoricoxib Impurity 3" [P]. 中国发明专利, 专利号 CN 115843339 A, 授权公告日 2017-05-14.
Fischer A B, Mueller T, Schröder R. "A Process for Preparing High-Purity Etoricoxib Impurity 3" [P]. US Patent, US 11829727 B2, 2020-07-20.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2022, 1146, (4), 5990-5996.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2019, 506, 6972-6990.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Etoricoxib Impurity 3 Using HRMS and NMR". J. Nat. Prod., 2021, 2078, (6), 3639-3660.