Fluorescein (FAM) amine, isomerically pure dye (5-isomer). Unlike fluoresceinamine, this reagent contains a linker arm with an aliphatic amine group that is more reactive. It can react with electrophilic reagents like activated esters or epoxides, and be involved in enzymatic transamination.
Spectral properties
|
Excitation maximum, nm: |
490 |
|
ε, L?mol?1?cm?1: |
80000 |
|
Emission maximum, nm: |
513 |
|
Fluorescence quantum yield: |
0.93 |
|
CF260: |
0.20 |
|
CF280: |
0.17 |