Pyreneispolycyclicaromatichydrocarbonwhichiswell-knownforitsABIlitytointercalateintoDNA.Pyrenefeaturesintensebluefluorescence.Itsparametersdependstronglyonfluorophoremicroenvironment.Therefore,fluorescencespectraofpyreneareusedfortheextractionofstructuralinformationaboutsitesurroundingpyrene.Twopyrenesincloseproximityusuallyformexcimerseasilydetectablebyexcimerfluorescence.PyrenecanalsobeaFRETdonortootherfluorophoressuchasperylene.
Withthisphosphoramidite,pyrenecanbeintroducedintoDNAbymeansofautomatedsynthesis.Thispyrenephosphoramiditecontainshydrocarbonmoietyrigidlyattachedtodeoxyuridine.Thisreagentallowstoattachpyrenefragmentto5",internal,or3"position(usinguniversalsupport).
Thisamiditerequiresnospecialhandling,coupling,ordeprotectionconditions.Recommendeddiluentforitisacetonitrile.
Appearance: | yellowishfoam |
Molecularweight: | 955.04 |
Molecularformula: | C57H55N4O8P |
Solubility: | goodindichloromethaneandacetonitrile |
Qualitycontrol: | NMR1H(95%),31P,HPLC-MS |
Storageconditions: | Storage:24monthsafterreceivalat-20°Cinthedark.Transportation:atroomtemperatureforupto3weeks.Avoidprolongedexposuretolight.Desiccate. |
Excitationmaximum,nm: | 260;282;365;392 |
ε,L⋅mol−1⋅cm−1: | 12600;21900;16000;14200 |
Emissionmaximum,nm: | 460 |
Fluorescencequantumyield: | ~0.1 |
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