Tosyl PEG reagent, Tos-PEG5-Tos, Purity 98%

Synonym: 37860-51-8; ((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate); Bis-Tos-PEG4; Tetraethylene glycol ditosylate; Tetraethylene Glycol Di-p-tosylate

CAS Number: 37860-51-8
PubChem CID: 3706987

Size

1 g; 10 g; 25 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Tos-PEG5-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

502.6

Molecular Formula

C₂₂H₃₀O₉S₂

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-PEG5-Tos is a multifunctional linker capable of connecting different bioactive molecules in therapeutic formulations, utilizing the tolyl (Tos) group for nucleophilic substitution reactions to facilitate bioorthogonal coupling.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.