Areactivedyewithamaleimidegroupforthelabelingofthiolgroupsofproteinsandotherbiomolecules,ananalogofCy7®maleimide.
Sulfo-Cyanine7isanearinfraredfluorophorewhichishydrophilicandcontainsarigidizingringinitsheptamethinechainthatimprovesitsphotophysicalproperties.Agreatdyeforvariousapplications,includingNIRimaging.
ChemDrawformat
Generalproperties
Appearance: | darkgreenpowder |
MassspecM+increment: | 868.2 |
Molecularweight: | 869.10 |
Molecularformula: | C43H49KN4O9S2 |
IUPACname: | 1-[2-(6-{2-[(E)-2-[(E)-3-{(E)-2-[1-Methyl-3,3-dimethyl-5-(oxysulfonyl)-2-indolinylidene]ethylidene}-1-cyclohexen-1-yl]ethenyl]-3,3-dimethyl-5-(oxysulfonyl)-3H-indol-1-yl}hexanoylamino)ethyl]-1H-pyrrole-2,5-dione,potassiumsalt |
Solubility: | Goodinwater,DMF,DMSO.Lowinnon-polarorganicsolvents. |
Qualitycontrol: | NMR1H,HPLC-MS(95%) |
Storageconditions: | Storage:24monthsafterreceivalat-20°Cinthedark.Transportation:atroomtemperatureforupto3weeks.Avoidprolongedexposuretolight.Desiccate. |
Spectralproperties
Excitationmaximum,nm: | 750 |
ε,L⋅mol−1⋅cm−1: | 240600 |
Emissionmaximum,nm: | 773 |
CF260: | 0.04 |
CF280: | 0.04 |