Nielsen H, Björnsson E, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3591224 A1, 2019-11-15.
发明人陈志强,徐明华,赵玉洁. "Method for the Synthesis of 4-Amino-3-methyl-4,5,6,7-tetrahydrobenzofuran-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108421040 A, 授权公告日 2025-03-20.
发明人王建平,冯建国,唐晓军. "A Process for Preparing High-Purity 4-Amino-3-methyl-4,5,6,7-tetrahydrobenzofuran-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114528545 B, 授权公告日 2018-01-27.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2014, 1734, (11), 6860-6873.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2020, 2118, 6979-7002.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-3-methyl-4,5,6,7-tetrahydrobenzofuran-2-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 674, (5), 2505-2514.