Tosyl PEG reagent, Tos-PEG8-Tos, Purity 98%

Synonym: 69502-27-8; Heptaethylene glycol di(p-toluenesulfonate); Bis-Tos-PEG7; 3,6,9,12,15,18-Hexaoxaicosane-1,20-diyl bis(4-methylbenzenesulfonate); 2-[2-[2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate

CAS Number: 69502-27-8
PubChem CID: 4861322

Size

500 mg; 1 g; 5 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Tos-PEG8-Tos is a reagent grade PEG linker with two tosyl groups. The PEG spacer increases water solubility. The tosyl group is used for nucleophilic substitution reactions.

Molecular Weight

634.8

Molecular Formula

C₂₈H₄₂O₁₂S₂

Functional Group 1

Tosyl

Functional Group 2

None

Functional Group 3

None

Reactive Group 1

Nucleophile

Form

Liquid

Purity

98%

Identity

Confirmed by NMR.

Applications

Tos-PEG8-Tos serves as flexible linkers, bridging biomolecules with varying functionalities, thus enhancing properties like biocompatibility, solubility, and circulation time in the bloodstream, which are critical for therapeutic efficacy.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.