Brown S R, Roberts E F, Thompson G K. "一种的合成方法" [P]. US Patent, US 9137187 B2, 2023-06-02.
Nielsen H, Sørensen M, Mueller T C. "Method for the Synthesis of 3-butyryl-8-methoxy-2H-chromen-2-one" [P]. European Patent, EP 3247832 A1, 2023-08-23.
发明人林芳,何建平,刘建华. "A Process for Preparing High-Purity 3-butyryl-8-methoxy-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 112771251 A, 授权公告日 2025-12-02.
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". Talanta, 2021, 1740, (1), 2215-2229.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 1617, 1068-1072.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-butyryl-8-methoxy-2H-chromen-2-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 2416, (10), 5788-5806.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2021, 1520, (8), 4126-4136.