Propargyl/Tosyl PEG reagent, Propargyl-PEG2-Tos, Purity 98%

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Cat. No.: X24-10-WXX369

Propargyl/Tosyl PEG reagent, Propargyl-PEG2-Tos, Purity 98%

Synonym: Propargyl-PEG2-Tos; 145916-41-2; 2-(prop-2-yn-1-yloxy)ethyl 4-methylbenzenesulfonate; 2-(prop-2-yn-1-yloxy)ethyl 4-methylbenzene-1-sulfonate; SCHEMBL14183642

CAS Number: 145916-41-2
PubChem CID: 15649305

Size

250 mg; 500 mg; 1 g

Price

Datasheet

MSDS

Properties

Description

Propargyl-PEG2-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

254.3

Molecular Formula

C₁₂H₁₄O₄S

Functional Group 1

Propargyl

Functional Group 2

Tosyl

Functional Group 3

None

Reactive Group 1

Azide

Form

Liquid

Purity

98%

Identity

Confirmed by NMR.

Applications

Propargyl-PEG2-Tos is used in molecular biology and bioconjugation research, promoting efficient copper-catalyzed azide-alkyne click chemistry with azide-bearing compounds or biomolecules. Its bioorthogonal reactivity, combined with the advantageous properties of PEG makes it a valuable tool in drug delivery systems, synthetic chemistry, and materials development.

Storage

Store at -20°C.

For Research Use Only. Not For Clinical Use.

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