发明人沈红梅,杨光,冯建国. "Method for the Synthesis of N-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-3-(trifluoromethyl)benzene-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 109286518 B, 授权公告日 2023-05-15.
发明人沈红梅,钱学锋,韩伟. "A Process for Preparing High-Purity N-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-3-(trifluoromethyl)benzene-1-sulfonamide" [P]. 中国发明专利, 专利号 CN 108762696 A, 授权公告日 2023-08-14.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2017, 1084, 3059-3065.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2017, 1973, 8722-8736.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-3-(trifluoromethyl)benzene-1-sulfonamide Using HRMS and NMR". Anal. Chim. Acta, 2018, 2426, 9406-9421.