<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Elacqua, Elizabeth</style></author><author><style face="normal" font="default" size="100%">Bucar, Dejan-Kresimir</style></author><author><style face="normal" font="default" size="100%">Skvortsova, Yulia</style></author><author><style face="normal" font="default" size="100%">Baltrusaitis, Jonas</style></author><author><style face="normal" font="default" size="100%">Geng, M. Lei</style></author><author><style face="normal" font="default" size="100%">MacGillivray, Leonard R.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Dramatic Red-Shifted Fluorescence of [2.2]Paracyclophanes with Peripheral Substituents Attached to the Saturated Bridges.</style></title><secondary-title><style face="normal" font="default" size="100%">Organic Letters</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">red shifted fluorescence paracyclophane pyridinium salt prepn</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2009</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2009///</style></date></pub-dates></dates><publisher><style face="normal" font="default" size="100%">American Chemical Society</style></publisher><volume><style face="normal" font="default" size="100%">11</style></volume><pages><style face="normal" font="default" size="100%">5106 - 5109</style></pages><isbn><style face="normal" font="default" size="100%">1523-7060</style></isbn><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">A bridge-substituted [2.2]paracyclophane (I) obtained from the org. solid state exhibits a dramatic red shift in fluorescence relative to [2.2]paracyclophane.  A further red shift occurs upon alkylation of the pyridylcyclobutyl bridges (II; R = Me, Et).  Our results demonstrate that [2.2]cyclophanes substituted at the bridge, despite not being attached via the extended π-system, are promising building blocks in the development of optical materials. [on SciFinder(R)]</style></abstract><issue><style face="normal" font="default" size="100%">22</style></issue><notes><style face="normal" font="default" size="100%">CAPLUS AN 2009:1306162(Journal)</style></notes></record></records></xml>