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Propargyl-PEG5-Tos


Propargyl-PEG5-Tos

Catalog:CDPB-041442

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INQUIRY Datasheet

Common UsePropargyl-PEG5-Tos is a PEG derivative containing a tosyl group and a propargyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a very good leaving group for nucleophilic substitution reactions. The propargyl group can be reacted with azide-bearing compounds or biomolecules via copper catalyzed azide-alkyne Click Chemistry to yield a stable triazole linkage.
Structure Propargyl-PEG5-Tos
PEG Molecular Weight386.5 g/mol
Functional GroupPropargyl/Tosyl
Purity98%
Storage-20°C
Molecular FormulaC18H26O7S
CAS No.875770-32-4
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