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Tos-PEG2-CH2CO2tBu


Tos-PEG2-CH2CO2tBu

Catalog:CDPB-041419

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INQUIRY Datasheet

Common UseTos-PEG2-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-PEG2-CH2CO2tBu
PEG Molecular Weight330.4 g/mol
Functional GroupTosyl/CH2CO2-t-butyl ester
Purity98%
Storage-20°C
Molecular FormulaC15H22O6S
CAS No.1643957-24-7
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