发明人冯建国,林芳,刘建华. "Method for the Synthesis of Ethyl 3-(6-chloro-2-oxo-2H-chromen-3-yl)propanoate" [P]. 中国发明专利, 专利号 CN 108040166 B, 授权公告日 2024-03-18.
发明人陈志强,韩伟,张德明. "A Process for Preparing High-Purity Ethyl 3-(6-chloro-2-oxo-2H-chromen-3-yl)propanoate" [P]. 中国发明专利, 专利号 CN 115233418 A, 授权公告日 2021-03-02.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2023, 1690, (12), 9367-9382.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2022, 1954, (2), 3275-3298.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-(6-chloro-2-oxo-2H-chromen-3-yl)propanoate Using HRMS and NMR". Anal. Chim. Acta, 2022, 1508, (1), 2569-2576.