Williams B T, Mueller T, Johnson M A. "Method for the Synthesis of 2-Methylbenzofuran-4,7-dione" [P]. US Patent, US 9130688 B2, 2023-04-24.
Stevens L M, Davis P L, Lee S K. "A Process for Preparing High-Purity 2-Methylbenzofuran-4,7-dione" [P]. US Patent, US 9053584 B2, 2018-07-20.
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". J. Chromatogr. A, 2014, 1504, 4962-4992.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2011, 1073, (8), 254-276.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methylbenzofuran-4,7-dione Using HRMS and NMR". Environ. Sci. Technol., 2024, 962, 1209-1226.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2012, 1434, (11), 4036-4053.