发明人李文辉,何建平,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117143335 A, 授权公告日 2020-04-27.
Chen K W, Stevens L M, Patel M V. "Method for the Synthesis of 5-Isopropyl-3-methylbenzofuran-2-carboxylic acid" [P]. US Patent, US 9256335 B2, 2015-01-01.
发明人冯建国,赵玉洁,罗永刚. "A Process for Preparing High-Purity 5-Isopropyl-3-methylbenzofuran-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112994361 B, 授权公告日 2019-03-04.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2017, 2054, 9211-9219.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 1357, 7910-7940.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-Isopropyl-3-methylbenzofuran-2-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2016, 737, (12), 9730-9741.