CITFE (Custom Volume)

Reference standard for [*I]beta-CITFE
Product No.: CIFE-95-000X

Product No.: CIFE-95S
CAS No.: 155798-01-9

Product Name:  CITFE
Synonyms:  8-Azabicyclo[3.2.1]octane-2-carboxylic acid, 8-(2-fluoroethyl)-3- (4-iodophenyl)-, methyl ester, (1R,2S,3S,5S)-; N-2-fluoroethyl-3-beta-(4-iodophenyl)nortropane-2-beta-carboxylic acid methyl ester; CITFE; beta-CIT-FE
CAS No.:  155798-01-9
Molecular Formula:  C17H21FINO2
Molecular Weight:  417.26
Application:  Reference standard for [*I]beta-CITFE
Presentation:  Packaged in amber vials or amber screw-cap vials with teflon-coated stoppers under argon atmosphere
Product Testing    
Parameter Method Specification
Sterility USP Sterile
Bacterial Endotoxins LAL <10.0 I.U./25 mg
Appearance Organoleptic Colorless to yellowish crystals
Purity HPLC ≥95.0%
Identity 1H-NMR Conforms

Storage and Stability

  • Store the product at -20 ℃, protected from light.
  • Short-term storage at higher temperatures does not affect product quality.


  • Complete documentation - Certificates of Analysis including testing reports of 1H-NMR and HPLC spectra for each shipment
  • Customized dispensing available


  • Antonini A. et al. The status of dopamine nerve terminals in Parkinson’s disease and essential tremor: a PET study with the tracer [11C]FE-CIT. Neurol. Sci. 2001, 22, 47-48.
  • Halldin C. et al. [11C]beta-CIT-FE, a radioligand for quantitation of the dopamine transporter in the living brain using positron emission tomography. Synapse 1996, 22, 386-390.
  • Baldwin R.M. et al. Regional brain uptake and pharmacokinetics of [123I]N-omega-fluoroalkyl-2-beta-carboxy-3-beta-(4-iodophenyl)-nortropane esters in baboons. Nucl. Med. Biol. 1995, 22, 211-209.