TMS-CT (50 mg)

Precursor for [*I]beta-CIT
Product No.: TMCT-95-0050

Product No.: TMCT-95S
CAS No.: 158111-10-5

Product Name:  TMS-CT
Synonyms:  8-Azabicyclo[3.2.1]octane-2-carboxylic acid, 8-methyl-3-[4-(trimethylstannyl)phenyl]-, methyl ester, (1R,2S,3S,5S)-; (-)-2-beta-Carbomethoxy-3beta-[4-(trimethylstannyl)]phenyltropane; Trimethylstannyl-beta-CT
CAS No.:  158111-10-5
Molecular Formula:  C19H29NO2Sn
Molecular Weight:  422.15
Application:  Precursor for [18F]CFT / Precursor for [*I]beta-CIT
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 crystals
Purity HPLC ≥95.0%
ESI (m/z) LC-MS [M+H]+, 424.13
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


  • Ametamey S.M. et al. Synthesis of nor-beta-CIT, beta-CIT and trimethylstannyl-beta-CT, Nucl. Med. Biol. 1995, 22, 959-964.
  • Zea-Ponce Y. et al. Simplified multidose preparation of iodine-123-beta-CIT: a marker for dopamine transporters. J. Nucl. Med. 1995, 36, 525-529.
  • Carpinelli A. et al. Radiosynthesis of [123I]-beta-CIT, a selective ligand for the study of the dopaminergic and serotoninergic systems in human brain. Appl. Rad. Isot. 2001, 54, 93-95.