The aryl iodides C6H5I, o-XC6H4I (X = F, I), m-FC6H4I and p-XC6H4I (X = F, Cl, Br, I, CH3, NO2) react with elemental fluorine at about −100°C in CCl3F to form the corresponding aryl iodine difluorides without attack on the aromatic ring. Preparations, 19F-nmr, 1H-nmr as well as Raman spectra are described.
芳基
碘化物C 6 H 5 I,o-XC 6 H 4 I(X = F,I),m-FC 6 H 4 I和p-XC 6 H 4 I(X = F,Cl,Br,I, CH 3,NO 2)在CCl 3 F中约100°C下与元素
氟反应,形成相应的芳基
碘二
氟化物,而不会侵蚀芳环。描述了19 F-nmr,1 H-nmr和拉曼光谱的制备方法。