发明人杨光,朱建伟,何建平. "Method for the Synthesis of 4-Chloro-7-methoxy-1H-indole-2,3-dione" [P]. 中国发明专利, 专利号 CN 116799015 B, 授权公告日 2023-10-12.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 4-Chloro-7-methoxy-1H-indole-2,3-dione in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 2466, (10), 1527-1556.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-Chloro-7-methoxy-1H-indole-2,3-dione as an Impurity". Anal. Chim. Acta, 2022, 1737, 7791-7813.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-7-methoxy-1H-indole-2,3-dione Using HRMS and NMR". Anal. Chem., 2010, 2477, (6), 9194-9216.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 4-Chloro-7-methoxy-1H-indole-2,3-dione Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2021, 1779, (8), 1036-1051.