Tosyl PEG reagent, PEG21-Tos, Purity 96%

Synonym: PEG21-Tos; PEG20-Tos; 2179113-08-5; AKOS040743763

CAS Number: 2179113-08-5
PubChem CID: 119058298

Size

100 mg; 250 mg; 500 mg; 1 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

PEG21-Tos is a reagent grade PEG linker with a tosyl group and a hydroxyl group. The PEG spacer increases water solubility. The hydroxyl group enables further derivatization or replacement with other reactive functional groups. The tosyl group is used for nucleophilic substitution reactions.

Molecular Weight

1053.3

Molecular Formula

C₄₇H₈₈O₂₃S

Functional Group 1

Tosyl

Functional Group 2

None

Functional Group 3

None

Reactive Group 1

Nucleophile

Form

Solid

Purity

96%

Solubility

DMSO, DCM, DMF

Identity

Confirmed by NMR.

Applications

PEG21-Tos offers unique advantages in the fabrication of long-circulating nanoparticles or liposomes for drug delivery. It is a useful tool in molecular biology.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.