Hughes D C, Patel M V, Schröder R. "一种的合成方法" [P]. US Patent, US 10175750 B2, 2016-12-13.
Yamamoto T, Thompson G K, Williams B T. "Method for the Synthesis of 2-(3,4-Dihydro-1h-2-benzopyran-6-yl)acetic acid" [P]. US Patent, US 9074306 B2, 2017-07-25.
发明人马晓峰,韩伟,赵玉洁. "A Process for Preparing High-Purity 2-(3,4-Dihydro-1h-2-benzopyran-6-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112377206 B, 授权公告日 2019-08-18.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2018, 1498, (2), 2315-2326.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2014, 2153, (5), 8679-8688.