Pyrenehydrazideisacarbonylreactivedyefortheattachmentofpyrenepolycyclicaromatichydrocarbonresiduestoaldehydesandketones.
Pyreneisablue-emittingfluorescentlabelwhichisespeciallyusefulasaproximityprobe.Whentwopyreneresiduesarelocatedclosetoeachother,alonger-wavelengthexcimerfluorescencecanbedetected.PyrenecanalsobeFRETdonortootherfluorophores.Itsexcitedstatepossessesanunusuallylonglifetimeofmorethan100ns,whichallowstousethisfluorophoreintime-gatedexperiments.
Generalproperties
| Appearance: | offwhitesolid |
| MassspecM+increment: | 284.1 |
| Molecularweight: | 338.83 |
| Molecularformula: | C20H19ClN2O |
| IUPACname: | 4-(1-pyrenyl)butyricacidhydrazidehydrochloride |
| Qualitycontrol: | NMR1H,HPLC-MS(95%) |
| Storageconditions: | Storage:24monthsafterreceivalat-20°Cinthedark.Transportation:atroomtemperatureforupto3weeks.Avoidprolongedexposuretolight.Desiccate. |
Spectralproperties
| Excitationmaximum,nm: | 343;326;313;276;265;242;234 |
| Emissionmaximum,nm: | 377;397 |