Fischer A B, Klinger H, Schröder R. "一种的合成方法" [P]. US Patent, US 11103706 B2, 2018-01-05.
Hughes D C, Lee S K, Brown S R. "Method for the Synthesis of 6-amino-5-bromo-benzofuran-3-carboxylic acid" [P]. US Patent, US 9450492 B2, 2021-08-11.
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". Anal. Methods, 2020, 1747, (3), 9177-9198.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2019, 894, 7857-7887.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 6-amino-5-bromo-benzofuran-3-carboxylic acid Using HRMS and NMR". Molecules, 2021, 297, (3), 3626-3642.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 743, (7), 1622-1633.