发明人张德明,罗永刚,高志强. "Method for the Synthesis of 3-(3,4-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one" [P]. 中国发明专利, 专利号 CN 114396348 A, 授权公告日 2018-11-18.
发明人徐明华,林芳,赵玉洁. "A Process for Preparing High-Purity 3-(3,4-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one" [P]. 中国发明专利, 专利号 CN 116755762 A, 授权公告日 2022-08-06.
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". Rapid Commun. Mass Spectrom., 2023, 1046, 5985-6001.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 700, 9271-9282.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3,4-Dimethoxyphenyl)-7-hydroxy-2h-chromen-2-one Using HRMS and NMR". Chemosphere, 2010, 384, 9593-9620.