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1,2-Bis(2-propynyloxy)ethane - CAS 40842-04-4

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1,2-Bis(2-propynyloxy)ethane 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

C8H10O2

Molecular Weight

138.17

1,2-Bis(2-propynyloxy)ethane

- Specification
  - Purity
    
    ≥95%
    
    Solubility
    
    Soluble in DCM, DMF, DMSO
    
    Appearance
    
    White to Yellow to Green Clear Liquid
    
    Storage
    
    Store at 2-8°C
    
    Shipping
    
    Room temperature in continental US; may vary elsewhere.
    
    IUPAC Name
    
    3-(2-prop-2-ynoxyethoxy)prop-1-yne
    
    Synonyms
    
    1,2-bis(prop-2-yn-1-yloxy)ethane; Bis-propargyl-PEG1; Ethylene Glycol 1,2-Bis(2-propynyl) Ether; 1,2-Bis(propargyloxy)ethane; Alkyne-PEG2-Alkyne; Bis-propargyl-PEG2; Propargyl-PEG2-Propargyl; Ethylene glycol dipropargyl ether; Ethylene Glycol 1,2-Bis(2-propynyl)Ether; 1-Propyne, 3,3'-[1,2-ethanediylbis(oxy)]bis-
- Properties
  - Boiling Point
    
    88°C at 15 mmHg
    
    Density
    
    1.0±0.1 g/cm3
    
    InChI Key
    
    RNHWCSPBGKGOLM-UHFFFAOYSA-N
    
    InChI
    
    InChI=1S/C8H10O2/c1-3-5-9-7-8-10-6-4-2/h1-2H,5-8H2
    
    Canonical SMILES
    
    C#CCOCCOCC#C
- Preparing Stock Solutions
  - ConcentrationVolumeMass 1 mg 5 mg 10 mg
    
    1 mM 7.2380 mL 36.1899 mL 72.3798 mL
    
    5 mM 1.4476 mL 7.2380 mL 14.4760 mL
    
    10 mM 0.7238 mL 3.6190 mL 7.2380 mL

ConcentrationVolumeMass	1 mg	5 mg	10 mg
1 mM	7.2380 mL	36.1899 mL	72.3798 mL
5 mM	1.4476 mL	7.2380 mL	14.4760 mL
10 mM	0.7238 mL	3.6190 mL	7.2380 mL

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It is commonly abbreviated as: C₁V₁ = C₂V₂

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