Williams B T, Yamamoto T, Schröder R. "Method for the Synthesis of 3,4-Dihydroxy-9,10-dioxo-N-(4-(trifluoromethyl)-phenyl)-9,10-dihydroanthracene-2-sulfonamide" [P]. US Patent, US 11998181 B2, 2019-03-22.
Schröder R, O'Brien P Q, Anderson J P. "A Process for Preparing High-Purity 3,4-Dihydroxy-9,10-dioxo-N-(4-(trifluoromethyl)-phenyl)-9,10-dihydroanthracene-2-sulfonamide" [P]. US Patent, US 10371416 B2, 2022-03-01.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2022, 1011, (7), 7777-7807.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 1052, 8219-8230.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dihydroxy-9,10-dioxo-N-(4-(trifluoromethyl)-phenyl)-9,10-dihydroanthracene-2-sulfonamide Using HRMS and NMR". Food Chem., 2010, 2341, (9), 2923-2936.