发明人林芳,何建平,郑宇鹏. "一种5-methoxy-3,4-dihydro-2H-1-benzopyran-3-one的合成方法" [P]. 中国发明专利, 专利号 CN 113676145 A, 授权公告日 2022-09-02.
发明人杨光,马晓峰,高志强. "Method for the Synthesis of 5-methoxy-3,4-dihydro-2H-1-benzopyran-3-one" [P]. 中国发明专利, 专利号 CN 116930642 B, 授权公告日 2017-10-14.
参考文献 Literature
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Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-methoxy-3,4-dihydro-2H-1-benzopyran-3-one as an Impurity". Rapid Commun. Mass Spectrom., 2013, 2198, (6), 1912-1934.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 5-methoxy-3,4-dihydro-2H-1-benzopyran-3-one Using HRMS and NMR". J. Sep. Sci., 2022, 2414, (8), 3804-3827.