One aspect of the present invention relates to a method of preparing radiofluorinated substituted alkyl, cycloalkyl, aryl, and alkenyl compounds. In a preferred embodiment, potassium fluoride-18 is used. Another aspect of the invention relates to arylammonium compounds containing fluorine-18 that are useful as imaging agents. In certain embodiments, the ammonium compound is a tetraaryl ammonium salt. Another aspect of the invention relates to arylsulfonium compounds containing fluorine-18 that are useful as imaging agents. In certain embodiments, the sulfonium compound is a triaryl sulfonium salt. Another aspect of the present invention relates to a method of obtaining a positron emission image of a mammal, comprising the steps of administering to a mammal a compound of the invention, and acquiring a positron emission spectrum of the mammal.
本发明的一个方面涉及一种制备放射性
氟取代的烷基、环烷基、芳基和烯基化合物的方法。在一个优选的实施方案中,使用
氟化
钾-18。本发明的另一方面涉及可用作成像剂的含
氟-18 的芳基
铵化合物。在某些实施方案中,
铵化合物是四芳基
铵盐。本发明的另一方面涉及可用作成像剂的含
氟-18 的芳基锍化合物。在某些实施方案中,锍化合物是三芳基锍盐。本发明的另一方面涉及一种获得哺乳动物正电子发射图像的方法,包括以下步骤:向哺乳动物施用本发明的化合物,并获得哺乳动物的正电子发射光谱。