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Tos-PEG9-t-butyl ester - 98%, high purity , CAS No.1345337-28-1

Item Number

T597169

Grouped product items
SKU	Size	Availability	Price
T597169-250mg	250mg	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$1,051.90
T597169-500mg	500mg	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$1,621.90
T597169-1g	1g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$2,671.90

Tos-PEG-t-butyl ester

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Basic Description

Specifications & Purity	≥98%
Storage Temp	Store at -20°C
Shipped In	Ice chest + Ice pads
Product Description	Tos-PEG9-t-butyl ester 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.

Molecular Weight	652.8

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Solubility	Solubility in DMSO, DCM, DMF

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