Tos-PEG3-t-butyl ester - 98%, high purity , CAS No.850090-13-0

Item Number

T597171

Grouped product items
SKU	Size	Availability	Price
T597171-250mg	250mg	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$661.90
T597171-1g	1g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$1,651.90
T597171-5g	5g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$3,841.90

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-PEG3-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.

Names and Identifiers

IUPAC Name	tert-butyl 3-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]propanoate
INCHI	InChI=1S/C18H28O7S/c1-15-5-7-16(8-6-15)26(20,21)24-14-13-23-12-11-22-10-9-17(19)25-18(2,3)4/h5-8H,9-14H2,1-4H3
InChi Key	ATHTXRBMNTZSMB-UHFFFAOYSA-N
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCC(=O)OC(C)(C)C
Isomeric SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCC(=O)OC(C)(C)C
PubChem CID	77078284
Molecular Weight	388.5

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Basic Description