发明人马晓峰,高志强,王建平. "Method for the Synthesis of 2-Amino-4,5-difluoro-N,N-dimethylbenzamide" [P]. 中国发明专利, 专利号 CN 115434658 A, 授权公告日 2019-11-22.
Davis P L, Stevens L M, Johnson M A. "A Process for Preparing High-Purity 2-Amino-4,5-difluoro-N,N-dimethylbenzamide" [P]. US Patent, US 10212473 B2, 2021-11-12.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 726, (1), 2048-2066.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2021, 318, (2), 9358-9362.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4,5-difluoro-N,N-dimethylbenzamide Using HRMS and NMR". J. Sep. Sci., 2022, 2302, (5), 5357-5384.