Azide-pGlu, MW 2,500 is a synthetic polyamino acid having one COOH function per glutamic acid unit and a terminal azide group. pGlu is soluble in water(alkaline solution), dichloroacetic acid, chloroform, DMF(warm), and dioxane. The terminal azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage.
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