Product Description
SiR-NHS ester is the N-hyroxysuccinimidyl ester of SiR. This amine reactive probe enables the preparation of custom SiR probes. SiR-NHS ester can be coupled to any amine bearing ligand: antibody, drug, protein or nucleic acid. SiR is compatible with GFP and/or m-cherry fluorescent proteins. It can be imaged with standard Cy5 filtersets.
Properties
λabs 652 nm
εmax 1.0·105 mol-1·cm-1
λfl 674 nm
MW = 569.7 g/mol
CF260 = 0.116
CF280 = 0.147