N- Tosyloxy-3-butyne (5 mg)

Precursor for 1-[18F]Fluoro-3-butyne
Product No.: BYOT-95-0005

Product No.:BYOT-95
CAS No.:23418-85-1

Product Name:  1-Tosyloxy-3-butyne
Synonyms:  3-Butyn-1-ol tosylate; 3-Butyn-1-yl p-toluenesulfonate; 3-Butyn-1-yl p-tosylate; 3-Butyn-1-yl tosylate; 3-Butynyl 4-methylbenzenesulfonate; 3-Butynyl p-toluenesulfonate; 3-Butynyl tosylate; 4-(Tosyloxy)-1-butyne; 4-Methylbenzenesulfonate acid 3-butynyl ester; 4-p-Tolylsulfonyloxy-1-butyne; Toluene-4-sulfonic acid but-3-ynyl ester
CAS No.:  23418-85-1
Molecular Formula:  C11H12O3S
Molecular Weight:  224.28
Application:  Precursor for 1-[18F]Fluoro-3-butyne
Presentation:  Packaged in amber vials or amber screw-cap vials with teflon-coated stoppers under argon atmosphere

Storage and Stability

  • Store the product at -20 ºC, 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


  • Marik et al. Click for PET: rapid preparation of [18F]fluoropeptides using CuI catalyzed 1,3-dipolar cycloaddition. Tetrahedron Lett. 2006, 47, 6681-6684.