| Literature DB >> 27578168 |
Zhengxing Zhang1, Chengcheng Zhang1, Joseph Lau1, Nadine Colpo1, François Bénard1,2, Kuo-Shyan Lin3,4.
Abstract
4-[(18) F]Fluorobenzyltriphenylphosphonium cation ((18) F-FBnTP) is a promising negative membrane potential targeting positron emission tomography tracer. However, the reported multistep radiolabeling approach for the synthesis of (18) F-FBnTP poses a challenge for routine clinical applications. In this study, we demonstrated that (18) F-FBnTP can be prepared in good conversion yields (~60%, nondecay corrected) in just one step via a copper-mediated (18) F-fluorination reaction using a pinacolyl arylboronate precursor. In addition, our data suggest that (18) F-labeled (phosphonium) cations can be efficiently prepared via a copper-mediated (18) F-fluoronation by using triflate as the counterion.Entities:
Keywords: 18F-FBnTP, copper-mediated 18F-fluorination; counterion; fluorine-18; phosphonium cation; positron emission tomography
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Year: 2016 PMID: 27578168 DOI: 10.1002/jlcr.3436
Source DB: PubMed Journal: J Labelled Comp Radiopharm ISSN: 0362-4803 Impact factor: 1.921