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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2002-11-15
pubmed:abstractText
Epibatidine analogues have been labelled with I-123 for single photon emission computed tomography and with short half-life positron emitters (C-11 and F-18) for PET. For easier radiopharmacological studies the bromo analogue of epibatidine (norchlorobromoepibatidine or exo-7-azabicyclo-2-(2-bromo-5-pyridyl)-[2.2.1]heptane) was labelled with Br-76, a longer half-life positron emitter, (T1/2 = 16.2h). [76Br]-norchlorobromoepibatidine was prepared by using a Cu+ assisted bromodeiodination exchange from the iodo analogue in reducing conditions at 190 degrees C. The tracer purified by RP-HPLC was obtained in 70% radiochemical yield with a specific radioactivity of 20 GBq/micromol. Radiochemical and chemical purities measured by radio-TLC and HPLC were >98%.
pubmed:grant
pubmed:language
eng
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:author
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
713-7
pubmed:dateRevised
2007-11-14
pubmed:articleTitle
Preparation of a bromine-76 labelled analogue of epibatidine: a potent ligand for nicotinic acetylcholine receptor studies.
pubmed:affiliation
Department of PET and Nuclear Medicine, Royal Prince Alfred Hospital, Camperdown, NSW, Australia. mkassiou@med.usyd.edu.au