(E)-Cyanine 3.5 (chloride)

(E)-Cyanine 3.5 E)-Cy3.5 NHS ester) chloride is a cyanine dye functionalized with a N-hydroxysuccinimide (NHS) group. (E)-Cyanine 3.5 chloride contains NHS groups that react with ammonia to form ester bonds (Ex/Em = 586/612 nm).