Kowalski A, Mueller T C, Johansson L. "一种的合成方法" [P]. European Patent, EP 3949925 A1, 2017-08-17.
Chen K W, Klinger H, Anderson J P. "Method for the Synthesis of 5-Chloro-1,7-dimethylindolin-2-yl-3-thiosemicarbazide" [P]. US Patent, US 9579008 B2, 2019-03-07.
Roberts E F, Mueller T, Kumar R. "A Process for Preparing High-Purity 5-Chloro-1,7-dimethylindolin-2-yl-3-thiosemicarbazide" [P]. US Patent, US 9479008 B2, 2024-01-27.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2019, 744, 2499-2512.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 139, 2029-2034.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-1,7-dimethylindolin-2-yl-3-thiosemicarbazide Using HRMS and NMR". J. Nat. Prod., 2014, 1895, 200-208.