Cryptand 222 (Custom Volume)

Aminopolyether used to dissolve K+ salts in nucleophilic [18F] labeling reactions
Product No.: 222-99-000X

Cryptand 222
Product No.:222-99
CAS No.:23978-09-8

Product Name: Cryptand 222
Synonyms: 4,7,13,16,21,24-Hexaoxa-1, 10-diazabicyclo[8.8.8]hexacosane; Cryptand 2.2.2; Cryptand C222; 2,2,2-Cryptand; Cryptofix 222; 2,2,2-Cryptate; Kryptand 222; Kryptofix 222; Cryptate 222
CAS No.: 23978-09-8
Molecular Formula: C18H36N2O6
Molecular Weight: 376.49
Application: Aminopolyther used to dissolve K+ salts in nucleophilic [18F] labelling reactions
Presentation: Packaged in amber vials or amber screw-cap vials with teflon-coated stoppers under argon atmosphere

Storage and Stability

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


  • Full analysis according to specification including 1H-NMR, IR, 13C-NMR and HPLC spectra supplied with each shipment
  • Customized dispensing available


  • Huang J.C. Comparison of Various Requirements of the Quality Assurance Procedures for 18F-FDG Injection. J. Nucl. Med. 2002, 43, 1495-1506.
  • Lemaire C. et al. No-carrier-added regioselective preparation of 6-[18F]fluoro-L-DOPA. J. Nucl. Med. 1990,31,1247-51.
  • Moerlein S. et al. Elimination of contaminant Kryptofix 2.2.2 in the routine production of 2-[18F]fluoro-2-deoxy-D-Dglucose.Int. J. Rad. Appl. Instrum. [A] 1989, 40, 741-3.
  • Chaly T. et al. Thin layer chromatographic detection of Kryptofix 222 in the routine synthesis of [18F]2-fluoro-2-deoxy-D-glucose. Int. J. Rad. Appl. Instrum. [B] 1989, 16, 385-7.