Quick view Compare Add to Cart The item has been added JKA5088-500MG N3-PEG5K-NHS MSRP: Price: $1,306.29 List Price: $1,451.43 Azide PEG NHS Ester. The Azide group may be reduced to amine by hydrogenolysis Click chemistry PEG reagent for reaction with alkynes. Hide Expand SKUJKA5088-500MG MFR. NameSigma-Aldrich Catalog No. C15-1468-911 Pack Size 500 MG Price: MSRP: Price: $1,306.29 List Price: $1,451.43 Quantity: Decrease Quantity of undefined Increase Quantity of undefined Add to Cart The item has been added Close × Product Information Catalog No. C15-1468-911 Description Azide PEG NHS Ester. The Azide group may be reduced to amine by hydrogenolysis Click chemistry PEG reagent for reaction with alkynes.