Williams B T, Kumar R, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 10179839 B2, 2023-11-15.
Roberts E F, Stevens L M, Johnson M A. "Method for the Synthesis of 3-Hydroxy-2,3-dihydrobenzofuran-7-carboxylic acid" [P]. US Patent, US 10633500 B2, 2020-08-09.
发明人胡光,李文辉,唐晓军. "A Process for Preparing High-Purity 3-Hydroxy-2,3-dihydrobenzofuran-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109737914 A, 授权公告日 2024-08-26.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2025, 1098, 6515-6536.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2021, 719, (5), 3196-3214.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3-Hydroxy-2,3-dihydrobenzofuran-7-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2012, 461, 4906-4915.