Hydroxyl/Sulfonic acid PEG reagent, Hydroxy-PEG3-sulfonic acid, Purity 98%

Synonym: 19249-03-7; Tri(ethylene glycol) DI-P-toluenesulfonate; (Ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate); Triethylene glycol di(p-toluenesulfonate); Triethylene glycol ditosylate

CAS Number: 173459-90-0
PubChem CID: 316652

Size

100 mg; 250 mg; 500 mg; 1 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Hydroxy-PEG3-sulfonic acid is a reagent grade PEG linker with hydroxyl and sulfonic acid. The sulfonic acid undergoes esterification, halogenation, and displacement reactions. The hydroxyl group participates in various reactions to further derivatize the compound. The PEG spacer increases water solubility.

Molecular Weight

258.3

Molecular Formula

C₈H₁₈O₇S

Functional Group 1

Hydroxyl

Functional Group 2

Sulfonic Acid

Functional Group 3

None

Reactive Group 1

Acid

Form

Liquid

Purity

98%

Identity

Confirmed by NMR.

Applications

Hydroxy-PEG3-sulfonic acid highlights their importance as hydrophilic adhesives in experimental biology and materials science, where they assist in cell attachment, aqueous solubility, and biocompatible interfaces in various bioengineering applications.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.