Schröder R, Mueller T, Kumar R. "一种的合成方法" [P]. US Patent, US 10441069 B2, 2021-07-12.
发明人李文辉,赵玉洁,韩伟. "Method for the Synthesis of 4-Oxo-3,4-dihydro-2h-1-benzopyran-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 111731951 A, 授权公告日 2022-03-11.
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". Anal. Methods, 2022, 906, 5825-5829.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2020, 149, 7421-7445.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-Oxo-3,4-dihydro-2h-1-benzopyran-3-carbaldehyde Using HRMS and NMR". Anal. Chim. Acta, 2021, 884, (3), 862-866.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2021, 1692, (10), 4049-4052.