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O-(2-Mercaptoethyl)-O′-methyl-hexa(ethylene glycol)

ALDRICH/672572 - ≥95% (oligomer purity)

Synonym: mPEG thiol

CAS Number: 651042-82-9
Empirical Formula (Hill Notation): C15H32O7S
Molecular Weight: 356.48
MDL Number: MFCD08274612
Linear Formula: C15H32O7S
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-672572-250MG 250 mg
 $282.00
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Ω-end thiol
α-end methoxy
assay ≥95% (oligomer purity)
InChI 1S/C15H32O7S/c1-16-2-3-17-4-5-18-6-7-19-8-9-20-10-11-21-12-13-22-14-15-23/h23H,2-15H2,1H3
InChI key PVSKDHZQTUFAEZ-UHFFFAOYSA-N
mol wt PEG average Mn 350
Quality Level 100 
SMILES string COCCOCCOCCOCCOCCOCCOCCS
storage temp. −20°C
Application: O-(2-Mercaptoethyl)-O′-methyl-hexa(ethylene glycol) can be used :
• in PEGylation reaction to form a self-assembled monolayer (SAM) on gold electrodes
•  as a cross linking reagent in the preparation of alginate-based hydrogel system via photoinitiated thiol-ene reaction
General description: O-(2-Mercaptoethyl)-O′-methyl-hexa(ethylene glycol), also known as mPEG thiol, is widely used in the synthesis of hydrogels and surface modification of nanoparticles.
Packaging: 250 mg in poly bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥95% (oligomer purity)
Storage Temp. −20°C
UNSPSC 12352200

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