发明人罗永刚,赵玉洁,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117938929 A, 授权公告日 2023-05-23.
发明人马晓峰,何建平,陈志强. "Method for the Synthesis of (4-Difluoromethyl-6-furan-2-yl-pyrimidin-2-yl)-hydrazine
4-(difluoromethyl)-6-(2-furyl)-2-hydrazinopyrimidine
869946-84-9" [P]. 中国发明专利, 专利号 CN 109140735 A, 授权公告日 2015-08-07.
Kumar R, Davis P L, Roberts E F. "A Process for Preparing High-Purity (4-Difluoromethyl-6-furan-2-yl-pyrimidin-2-yl)-hydrazine
4-(difluoromethyl)-6-(2-furyl)-2-hydrazinopyrimidine
869946-84-9" [P]. US Patent, US 9607438 B2, 2023-11-28.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1078, 9840-9859.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2010, 1997, (1), 3998-4014.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (4-Difluoromethyl-6-furan-2-yl-pyrimidin-2-yl)-hydrazine
4-(difluoromethyl)-6-(2-furyl)-2-hydrazinopyrimidine
869946-84-9 Using HRMS and NMR". Biomed. Chromatogr., 2023, 990, (1), 3813-3836.