4,7,10,13,16-Pentaoxanonadeca-1,18-diyne - CAS 159428-42-9

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4,7,10,13,16-Pentaoxanonadeca-1,18-diyne is a homobifunctional PEG linker with two propargyl groups. The propargyl group forms triazole linkage with azide-bearing compounds or biomolecules via copper catalyzed Click Chemistry.

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Molecular Formula

C14H22O5

Molecular Weight

270.32

4,7,10,13,16-Pentaoxanonadeca-1,18-diyne

- Specification
  - Purity
    
    >95%
    
    Solubility
    
    Soluble in DMSO
    
    Appearance
    
    Pale Yellow or Colorless Oily Liquid
    
    Storage
    
    Store at 2-8°C for short term (days to weeks) or -20°C for long term (months to years)
    
    Shipping
    
    Room temperature in continental US; may vary elsewhere.
    
    IUPAC Name
    
    3-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethoxy]prop-1-yne
    
    Synonyms
    
    Bis-propargyl-PEG5; Alkyne-PEG5-Alkyne; Propargyl-PEG5-Propargyl; 4,7,10,13,16-Pentaoxa-1,18-nonadecadiyne; 1,11-bis(2-propyn-1-oxy)-3,6,9-trioxaundecane; Tetraethylene glycol dipropargyl ether; Bis-Propargyl-PEG4
- Properties
  - Boiling Point
    
    338.7±37.0 °C at 760 mmHg
    
    Density
    
    1.043±0.06 g/cm3 (Predicted)
    
    InChI Key
    
    FCPHAZIYRMYSTF-UHFFFAOYSA-N
    
    InChI
    
    InChI=1S/C14H22O5/c1-3-5-15-7-9-17-11-13-19-14-12-18-10-8-16-6-4-2/h1-2H,5-14H2
    
    Canonical SMILES
    
    C#CCOCCOCCOCCOCCOCC#C

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