Chen K W, Anderson J P, Johnson M A. "Method for the Synthesis of Ethyl 2-amino-4-fluoro-5-methoxybenzoate" [P]. US Patent, US 11382189 B2, 2023-11-25.
发明人罗永刚,马晓峰,孙丽萍. "A Process for Preparing High-Purity Ethyl 2-amino-4-fluoro-5-methoxybenzoate" [P]. 中国发明专利, 专利号 CN 117502899 A, 授权公告日 2015-12-04.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2019, 441, 9284-9289.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 190, 7116-7119.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-amino-4-fluoro-5-methoxybenzoate Using HRMS and NMR". Phytochemistry, 2010, 675, 6463-6474.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2010, 511, 8050-8078.