1,4-Bis (5-phenyl-2-oxazolyl) -benzene Cas: 1806-34-4 Yellow crystalline powder
Nọmba katalogi | XD90819 |
Orukọ ọja | 1,4-Bis (5-phenyl-2-oxazolyl) - benzene |
CAS | 1806-34-4 |
Ilana molikula | C24H16N2O2 |
Òṣuwọn Molikula | 364.4 |
Awọn alaye ipamọ | Iwọn otutu yara |
Ti irẹpọ Owo idiyele koodu | 29349990 |
Ọja Specification
Ifarahan | Yellow crystalline lulú |
Ayẹwo | 99% |
A ṣe apejuwe ọna tuntun kan fun itupalẹ ti awọn iwoye itujade fluorescence ti alakoso.Ọna yii ngbanilaaye ipinnu ti awọn akojọpọ paati mẹta nipa lilo iwọn iwoye ni igbohunsafẹfẹ awose kan ṣoṣo.Iwoye ifaramọ alakoso ti wa ni igbasilẹ ni lilo igbohunsafẹfẹ awose kan, ni nọmba awọn igun alakoso aṣawari lainidii.Ko ṣe pataki lati dinku paati kan.Lẹyin naa ni a lo sipekitira naa lati ṣe iṣiro awọn igbesi aye paati ati awọn kikankikan ida-ipinle ni lilo ilana itupalẹ awọn onigun mẹrin ti kii ṣe laini.Ibeere nikan fun itupalẹ ni imọ ti awọn iwoye ipo iduro ti awọn paati kọọkan.Ilana yii gba laaye ipinnu ti idapọ-ẹya-meji ti 9-methylanthracene (4.5 ns) ati 9,10-diphenylanthracene (5.9 ns).O yẹ ki o ṣe akiyesi pe ipinnu ti awọn igbesi aye meji ti o yatọ nipasẹ 30% nikan jẹ iṣẹ ti o nira.Ni afikun, a pinnu idapọ awọn paati mẹta pẹlu awọn igbesi aye ti o yatọ ni ilọpo mẹrin: p-bis [2- (5-phenyloxazolyl)] ben zene (1.3 ns), 9-methylanthracene (4.5 ns), ati 9,10-diphenylanthracene (5.9) ns).Ni irọrun, ilana naa nlo fluorometer alakoso igbohunsafẹfẹ-igbohunsafẹfẹ ti o wa ni iṣowo.