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Tos-PEG7-CH2CO2tBu


Tos-PEG7-CH2CO2tBu

Catalog:CDPB-041423

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INQUIRY Datasheet

Common UseTos-PEG7-CH2CO2tBu is a PEG derivative containing a t-butyl ester and a tosyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The tosyl group is a very good leaving group for nucleophilic substitution reactions.
Structure Tos-PEG7-CH2CO2tBu
PEG Molecular Weight550.7 g/mol
Functional GroupTosyl/CH2CO2-t-butyl ester
Purity98%
Storage-20°C
Molecular FormulaC25H42O11S
CAS No.1530777-90-2

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