发明人陈志强,刘建华,罗永刚. "Method for the Synthesis of 4,5,6-Trimethoxy-2-benzofuran-1(3H)-one" [P]. 中国发明专利, 专利号 CN 114141478 B, 授权公告日 2024-03-22.
Kumar R, Park J H, Thompson G K. "A Process for Preparing High-Purity 4,5,6-Trimethoxy-2-benzofuran-1(3H)-one" [P]. US Patent, US 10460236 B2, 2024-05-04.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2017, 2153, (6), 8023-8035.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 368, 1464-1473.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4,5,6-Trimethoxy-2-benzofuran-1(3H)-one Using HRMS and NMR". Environ. Sci. Technol., 2022, 438, 2753-2762.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 754, (8), 3880-3902.