Date published: 2026-4-19

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24-Crown 8-Ether (CAS 33089-37-1)

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CAS Number:
33089-37-1
Purity:
≥92%
Molecular Weight:
352.42
Molecular Formula:
C16H32O8
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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24-Crown-8-Ether is a macrocyclic compound with value in supramolecular chemistry due to its ability to selectively bind certain cations, notably potassium ions, within its ring structure. This binding affinity is central to studies on ion transport and selectivity across membranes, providing insights into mimicking biological processes such as those found in ion channels. The compound is also instrumental in the synthesis of phase-transfer catalysts, which are pivotal in facilitating reactions between reagents in different phases by enhancing the solubility of one reagent into the other phase. Additionally, 24-Crown-8-Ether is utilized in host-guest chemistry, where its ability to encapsulate specific molecules is used to understand molecular recognition and self-assembly processes.


24-Crown 8-Ether (CAS 33089-37-1) References

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  2. Liquid-liquid-liquid phase microextraction of aromatic amines in water using crown ethers by high-performance liquid chromatography with monolithic column.  |  Yazdi, AS. and Es'haghi, Z. 2005. Talanta. 66: 664-9. PMID: 18970036
  3. Theoretical investigation of the complexation of crown ethers and crown ethers of fulleropyrrolidine with (CH3)(x)NH+(4-x), x = 0-4.  |  Tzeli, D., et al. 2011. Phys Chem Chem Phys. 13: 954-65. PMID: 21060952
  4. Chelate cooperativity and spacer length effects on the assembly thermodynamics and kinetics of divalent pseudorotaxanes.  |  Jiang, W., et al. 2012. J Am Chem Soc. 134: 1860-8. PMID: 22192048
  5. [2]Pseudorotaxanes from T-shaped benzimidazolium axles and [24]crown-8 wheels.  |  Noujeim, N., et al. 2012. Org Lett. 14: 2484-7. PMID: 22551383
  6. [2]Pseudorotaxane formation between rigid Y-shaped 2,4,5-triphenylimidazolium axles and [24]crown-8 ether wheels.  |  Farahani, N., et al. 2014. Org Biomol Chem. 12: 4824-7. PMID: 24899583
  7. A Divalent Pentastable Redox-Switchable Donor-Acceptor Rotaxane.  |  Schröder, HV., et al. 2017. Chemistry. 23: 2960-2967. PMID: 28066951
  8. Synthesis and Characterization of Alkali Metal Ion-Binding Copolymers Bearing Dibenzo-24-crown-8 Ether Moieties.  |  Wang, DM., et al. 2018. Polymers (Basel). 10: PMID: 30961020
  9. A macrocyclic oligofuran: synthesis, solid state structure and electronic properties.  |  Mulay, SV., et al. 2019. Chem Sci. 10: 8527-8532. PMID: 32055302
  10. Exploring the dynamics of Zr-based metal-organic frameworks containing mechanically interlocked molecular shuttles.  |  Gholami, G., et al. 2021. Faraday Discuss. 225: 358-370. PMID: 33089860
  11. Translational dynamics of a non-degenerate molecular shuttle imbedded in a zirconium metal-organic framework.  |  Wilson, BH., et al. 2021. Chem Sci. 12: 3944-3951. PMID: 34163664
  12. An Operative Electrostatic Slipping Mechanism along Macrocycle Flexibility Accelerates Guest Sliding during pseudo-Rotaxane Formation.  |  Catalán, AC., et al. 2022. ChemistryOpen. 11: e202200112. PMID: 35723426
  13. Docking rings in a solid: reversible assembling of pseudorotaxanes inside a zirconium metal-organic framework.  |  Li, X., et al. 2022. Chem Sci. 13: 6291-6296. PMID: 35733896

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

24-Crown 8-Ether, 1 g

sc-288573
1 g
$602.00