Lefèvre J P, Jørgensen K, Nowak P. "一种的合成方法" [P]. European Patent, EP 3246323 A1, 2018-04-17.
发明人朱建伟,周伟,马晓峰. "Method for the Synthesis of 4-(Chloromethyl)-6,7-dimethyl-2H-1-benzopyran-2-one" [P]. 中国发明专利, 专利号 CN 109951264 B, 授权公告日 2018-11-06.
发明人胡光,林芳,朱建伟. "A Process for Preparing High-Purity 4-(Chloromethyl)-6,7-dimethyl-2H-1-benzopyran-2-one" [P]. 中国发明专利, 专利号 CN 112791646 A, 授权公告日 2021-07-20.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2010, 1082, (6), 5334-5353.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1595, 6931-6958.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Chloromethyl)-6,7-dimethyl-2H-1-benzopyran-2-one Using HRMS and NMR". Sci. Total Environ., 2018, 2058, 3681-3699.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2017, 925, (3), 8579-8598.