O'Brien P Q, Mueller T, Roberts E F. "一种的合成方法" [P]. US Patent, US 10941958 B2, 2016-09-08.
Johansson L, Björnsson E, Rossi M. "Method for the Synthesis of 7-Methoxybenzofuran-2(3H)-one" [P]. European Patent, EP 3397093 A1, 2023-04-25.
Lefèvre J P, Johansson L, Sørensen M. "A Process for Preparing High-Purity 7-Methoxybenzofuran-2(3H)-one" [P]. European Patent, EP 3862311 A1, 2022-02-02.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 2118, 6939-6952.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2011, 917, (4), 7483-7500.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 7-Methoxybenzofuran-2(3H)-one Using HRMS and NMR". Anal. Chim. Acta, 2012, 483, (11), 6914-6923.