Water soluble, amino-reactive Cy3 dye. Efficiently labels proteins and peptides in aqueous solution, without need to add organic co-solvent.
This is sulfonated, hydrophilic and water-soluble dye. Non-sulfonated Cy3 NHS ester is also available.
Cy3 NHS ester replaces Alexa Fluor 546, and DyLight 549 for all applications. General properties: Appearance:dark red powder Solubility:Good in water and polar organic solvents (DMF, DMSO), moderate in alcohols and acetonitrile, poor in organic solvents (DCM, chloroform) Storage conditions:Store NHS esters at -20°C in the dark. Desiccate.