发明人王建平,林芳,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117941017 A, 授权公告日 2024-02-12.
Chen K W, Fischer A B, O'Brien P Q. "Method for the Synthesis of Methyl 3,4-dichloro-5-(difluoromethoxy)benzoate" [P]. US Patent, US 10590386 B2, 2016-01-01.
发明人王建平,孙丽萍,马晓峰. "A Process for Preparing High-Purity Methyl 3,4-dichloro-5-(difluoromethoxy)benzoate" [P]. 中国发明专利, 专利号 CN 116373367 A, 授权公告日 2023-04-08.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2015, 1140, 258-284.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2021, 1804, 1749-1758.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3,4-dichloro-5-(difluoromethoxy)benzoate Using HRMS and NMR". Chemosphere, 2022, 1729, (6), 8144-8173.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2016, 282, 5269-5289.