Automated radiosynthesis of [18F]PBR111 and [18F]PBR102 using the Tracerlab FXFN and Tracerlab MXFDG module for imaging the peripheral benzodiazepine receptor with PET
- PMID: 21852142
- DOI: 10.1016/j.apradiso.2011.07.014
Automated radiosynthesis of [18F]PBR111 and [18F]PBR102 using the Tracerlab FXFN and Tracerlab MXFDG module for imaging the peripheral benzodiazepine receptor with PET
Abstract
[(18)F]PBR111 and [(18)F]PBR102 are selective radioligands for imaging of the Peripheral Benzodiazepine Receptor (PBR). We have developed a fully automated method for the radiosynthesis of [(18)F]PBR111 and [(18)F]PBR102 in the Tracerlab FX(FN) (30±2% radiochemical yield non-decay-corrected for both tracers) and Tracerlab MX(FDG) (25±2% radiochemical yield non-decay-corrected for both tracers) from the corresponding p-toluenesulfonyl precursors. For all tracers, radiochemical purity was >99% and specific activity was >150GBq/μmol after less than 60min of preparation time.
Copyright © 2011 Elsevier Ltd. All rights reserved.
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