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Cyanine 3 (Internal modification)
Absorption max. [nm]
550
Emission max. [nm]
570
Here, the internal modification can be attached via an amino-dA, -dC or -dT building block.
![Cyanine 3 Internal modification: Chemical structure of dT-Cyanine 3 bound to an oligonucleotide](/en/Catalog/Modifications/Images/dTCY3/INTMOD/dTCY3_INTMOD_112933109-350x350.png)
Chemical structure of dT-Cyanine 3 bound to an oligonucleotide