Cyanine 7 SE
Cyanine 7 SE (Ex-Max 754 nm/Em-Max 772 nm)
Cyanine 7 has an excitation peak at 756 nm and an emission peak at 779 nm. Spectrally its similar to Alexa Fluor™ 750 and Cy7.
Excitation & emission spectra
Key facts
- Excitation maximum
- 754 nm
- Emission maximum
- 772 nm
- Optimal laser line
- 730-750
- Optimal filter
- 780/60
- Relative brightness
- 3 of 5
- Extinction coefficient
- 199000
- Quantum yield
- 0.3
Cyanine 7 SE has an excitation maximum at 754 nm and an emission maximum at 772 nm, a Stokes shift of 18 nm. Its extinction coefficient is 199000 M⁻¹cm⁻¹. It is optimally excited by the 730-750 laser line.
Frequently asked questions
- What is Cyanine 7 SE?
- Cyanine 7 has an excitation peak at 756 nm and an emission peak at 779 nm. Spectrally its similar to Alexa Fluor™ 750 and Cy7.
- What laser excites Cyanine 7 SE?
- Cyanine 7 SE is optimally excited by the 730-750 laser line. Its excitation maximum is 754 nm.
- What filter should I use to detect Cyanine 7 SE?
- A 780/60 filter captures the peak of the Cyanine 7 SE emission near 772 nm with minimal spillover.
- How bright is Cyanine 7 SE?
- Cyanine 7 SE has a relative brightness of 3 out of 5 (quantum yield 0.3).