Martínez F, Rossi M, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3448370 A1, 2015-05-03.
发明人沈红梅,马晓峰,冯建国. "Method for the Synthesis of 6-(Difluoromethyl)-3-methyl-6,7-dihydrobenzofuran-4(5H)-one" [P]. 中国发明专利, 专利号 CN 113976855 A, 授权公告日 2015-06-28.
发明人冯建国,刘建华,王建平. "A Process for Preparing High-Purity 6-(Difluoromethyl)-3-methyl-6,7-dihydrobenzofuran-4(5H)-one" [P]. 中国发明专利, 专利号 CN 116044577 A, 授权公告日 2019-08-15.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2015, 2099, 3978-4008.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2012, 2290, 8197-8211.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 6-(Difluoromethyl)-3-methyl-6,7-dihydrobenzofuran-4(5H)-one Using HRMS and NMR". Anal. Chim. Acta, 2022, 414, (4), 3829-3839.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2017, 2422, 5497-5510.