Tos-PEG2-t-butyl ester - 95%, high purity , CAS No.1309666-78-1

Item Number

T597170

Grouped product items
SKU	Size	Availability	Price
T597170-250mg	250mg	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$661.90
T597170-1g	1g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$1,651.90
T597170-5g	5g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$4,051.90

Tos-PEG-t-butyl ester

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Basic Description

Specifications & Purity	95%
Storage Temp	Store at -20°C
Shipped In	Dry ice
Product Description	Tos-PEG2-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-(4-methylphenyl)sulfonyloxyethoxy]propanoate
INCHI	InChI=1S/C16H24O6S/c1-13-5-7-14(8-6-13)23(18,19)21-12-11-20-10-9-15(17)22-16(2,3)4/h5-8H,9-12H2,1-4H3
InChi Key	OVLSSENVXOKYAD-UHFFFAOYSA-N
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCC(=O)OC(C)(C)C
Isomeric SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCC(=O)OC(C)(C)C
PubChem CID	60146215
Molecular Weight	344.4

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Basic Description