Sulfo-Cyanine5.5NHSesterisanaminereactiveactivatedesterofsulfonatedfarredCyanine5.5fluorophore,ananalogofCy5.5®.Thisisareagentofchoiceforthelabelingofantibodies,sensitiveproteins,andotherswhichrequirereactionsinpurelyaqueousenvironment,orwithoutanysignificantadditionsoforganicco-solvents.
Thedyeiswellsuitablefornon-invasiveinvivoNIRimaging,andfortheapplicationsrequiringlowfluorescentbackground.
Generalproperties
| Appearance: | darkbluesolid |
| MassspecM+increment: | 884.15 |
| Molecularweight: | 1114.37 |
| Molecularformula: | C44H42N3K3O16S4 |
| Solubility: | goodinwater,DMF,DMSO |
| Qualitycontrol: | NMR1H,HPLC-MS(95%) |
| Storageconditions: | Storage:12monthsafterreceivalat-20°Cinthedark.Transportation:atroomtemperatureforupto3weeks.Avoidprolongedexposuretolight.Desiccate. |
Spectralproperties
| Excitationmaximum,nm: | 675 |
| ε,L⋅mol−1⋅cm−1: | 195000 |
| Emissionmaximum,nm: | 694 |
| CF260: | 0.09 |
| CF280: | 0.11 |