Propargyl/Tosyl PEG reagent, Propargyl-PEG4-Tos, Purity 98%

Synonym: 1119249-30-7; Propargyl-PEG3-Tos; Tos-PEG2-O-Propargyl; 2-(2-(Prop-2-yn-1-yloxy)ethoxy)ethyl 4-methylbenzenesulfonate; 2-(2-(prop-2-ynyloxy)ethoxy)ethyl 4-methylbenzenesulfonate

CAS Number: 1119249-30-7
PubChem CID: 25199393

Size

100 mg; 250 mg; 500 mg; 1 g

Price

Inquiry

Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Propargyl-PEG4-Tos is a reagent grade PEG linker with a propargyl group and a tosyl group, designed for copper-catalyzed azide-alkyne click chemistry reactions. The PEG spacer increases water solubility. The tosyl group is used for nucleophilic substitution reactions.

Molecular Weight

342.4

Molecular Formula

C₁₆H₂₂O₆S

Functional Group 1

Propargyl

Functional Group 2

Tosyl

Functional Group 3

None

Reactive Group 1

Azide

Form

Solid

Purity

98%

Identity

Confirmed by NMR.

Applications

Propargyl-PEG4-Tos is used in molecular biology and bioconjugation research, promoting efficient copper-catalyzed azide-alkyne click chemistry with azide-bearing biomolecules or compounds. Its design is ideal for studying biomolecular interactions and developing targeted drug delivery systems.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.