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PEG21-Tos


PEG21-Tos

Catalog:CDPB-04917

INQUIRY Datasheet

Common UsePEG21-Tos is a PEG derivative containing a hydroxyl group with a tosyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The tosyl group is a very good leaving group for nucleophilic substitution reactions.
Structure PEG21-Tos
PEG Molecular Weight1053.3 g/mol
Functional GroupHydroxyl/Tosyl
Purity96%
Storage-20°C
Molecular FormulaC47H88O23S
CAS No.2179113-08-5
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