Home Products Click Chemistry Alkyne Tos-PEG-alkyne

Tos-PEG-alkyne is a PEG derivative containing one alkyne group and a tosyl group. The alkyne can be reacted with azide-bearing compounds or biomolecules via copper catalyzed azide-alkyne Click Chemistry to yield a stable triazole linkage. The tosyl is a better leaving group compared to a hydroxyl group.

The following reagents are available at Broadpharm. Click the catalog number to see purity specifications and property information.

Catalog No. Name Structure M.W. Purity Pricing


BP-23161 Propargyl-PEG2-Tos Propargyl-PEG2-Tos 254.3 98% Pricing
BP-23277 Propargyl-PEG3-Tos Propargyl-PEG3-Tos 298.4 98% Pricing
BP-22712 Propargyl-PEG4-Tos Propargyl-PEG4-Tos 342.4 98% Pricing
BP-22781 Propargyl-PEG5-Tos Propargyl-PEG5-Tos 386.5 98% Pricing