2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate - CAS 98627-22-6

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2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate is a PEG linker with an acid labile, benzyl protecting group. The tosyl group is a good leaving group. The hydrophilic PEG linker increases the water solubility of the compound in aqueous solutions.

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Molecular Formula

C18H22O5S

Molecular Weight

350.43

2-(2-(Benzyloxy)ethoxy)ethyl 4-methylbenzenesulfonate

- Specification
  - Purity
    
    ≥95%
    
    Solubility
    
    Soluble in DMSO
    
    Appearance
    
    Pale Yellow Oily Matter
    
    Storage
    
    Store at 2-8°C
    
    Shipping
    
    Room temperature in continental US; may vary elsewhere.
    
    IUPAC Name
    
    2-(2-phenylmethoxyethoxy)ethyl 4-methylbenzenesulfonate
    
    Synonyms
    
    Benzyl-PEG2-Ots; 2-[2-(Benzyloxy)ethoxy]ethyl 4-methylbenzene-1-sulfonate; Ethanol, 2-[2-(phenylmethoxy)ethoxy]-, 4-methylbenzenesulfonate; 1-(Tosyloxy)-7-phenyl-3,6-dioxaheptane; 7-Phenyl-3,6-dioxaheptyl p-toluenesulfonate; Benzyl-PEG3-Tos
- Properties
  - Boiling Point
    
    487.4±35.0°C at 760 mmHg
    
    Density
    
    1.2±0.1 g/cm3
    
    InChI Key
    
    NFEMXFVBUWGQRW-UHFFFAOYSA-N
    
    InChI
    
    InChI=1S/C18H22O5S/c1-16-7-9-18(10-8-16)24(19,20)23-14-13-21-11-12-22-15-17-5-3-2-4-6-17/h2-10H,11-15H2,1H3
    
    Canonical SMILES
    
    CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCC2=CC=CC=C2

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