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JFX 650, Maleimide

JFX 650, Maleimide has an excitation peak at 650 nm and an emission peak at 667 nm. JFX 650, Maleimide is a red fluorescent deuterated Janelia Fluor dye supplied with a Maleimide reactive group for conjugation (thiol reactivity) and shows enhanced brightness, photostability and chromostability.

Excitation & emission spectra

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Key facts

Excitation maximum
650 nm
Emission maximum
667 nm
Extinction coefficient
17600
Quantum yield
0.53

JFX 650, Maleimide has an excitation maximum at 650 nm and an emission maximum at 667 nm, a Stokes shift of 17 nm. Its extinction coefficient is 17600 M⁻¹cm⁻¹.

Frequently asked questions

What is JFX 650, Maleimide?
JFX 650, Maleimide has an excitation peak at 650 nm and an emission peak at 667 nm. JFX 650, Maleimide is a red fluorescent deuterated Janelia Fluor dye supplied with a Maleimide reactive group for conjugation (thiol reactivity) and shows enhanced brightness, photostability and chromostability.