IBC: Your Direct Source for High-Quality Macrocycles and Chelating Agents

  • High purities
  • Rapid deliveries
  • Long-term supply source: products manufactured exclusively in the U.S.A since 1988
  • Consistent batch-to-batch quality
  • Stable source of supply
  • Technical support with full analytical capability
  • Wide range of chemicals (cryptands, crown ethers, etc.) for various laboratory and industrial applications
  • Availability of custom macrocycles and large lot sizes
  • To request a quote, select desired product(s) below then enter quantity and contact information.

    Category Product No. Chemical Name and Synonyms CAS Number Formula / Chemical Structure Request
    Best Sellers, Cryptands MacroLig® 403 Cryptand 2.2.1; 4,7,13,16,21-Pentaoxa-1,10diazabicyclo[8.8.5]tricosane;

    Cryptand 221

    ; Kryptand 221

    31364-42-8

    C16H32N2O5
    Best Sellers, Cryptands MacroLig® 404 Cryptand 2.2.2; 4,7,13,16,21,24-Hexaoxa-1,10diazabicyclo[8.8.8]hexacosane ;

    Cryptand 222

    ; Kryptand 222

    23978-09-8

    C18H36N2O6
    Best Sellers, Crown Ethers MacroLig® 124

    2-Hydroxymethyl-12-crown-4

    ; 2-Hydroxymethyl-1,4,7,10tetraoxacyclododecane
    75507-26-5 C9H18O5
    Best Sellers, Crown Ethers MacroLig® 115

    2-Hydroxymethyl-18-crown-6

    ; 1,4,7,10,13,16-Hexaoxacyclooctadecane-2methanol
    70069-04-4 C13H26O7
    Aza Crown Ethers, Best Sellers MacroLig® 304

    Aza-15-crown-5

    ; 1,4,7,10-Tetraoxa-13azacyclopentadecane
    66943-05-3 C10H21NO4
    Best Sellers, Crown Ethers MacroLig® 113

    Benzo-15-crown-5

    14098-44-3 C14H20O5
    Best Sellers, Crown Ethers MacroLig® 126 4′-Aminobenzo-18-crown-6 68941-06-0 C16H25NO6
    Best Sellers, Crown Ethers MacroLig® 112

    2-Hydroxymethyl-15-crown-5

    ; 1,4,7,10,13-Pentaoxacyclopentadecane-2methanol
    75507-25-4 C11H22O6