<?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%">Srivastava, R.</style></author><author><style face="normal" font="default" size="100%">Bennur, T. H.</style></author><author><style face="normal" font="default" size="100%">Srinivas, D.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Factors affecting activation and utilization of carbon dioxide in cyclic carbonates synthesis over Cu and Mn peraza macrocyclic complexes</style></title><secondary-title><style face="normal" font="default" size="100%">Journal of Molecular Catalysis A - Chemical</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">benign synthesis</style></keyword><keyword><style  face="normal" font="default" size="100%">Carbon dioxide</style></keyword><keyword><style  face="normal" font="default" size="100%">catalysis by Cu and Mn complexes</style></keyword><keyword><style  face="normal" font="default" size="100%">CO2 activation</style></keyword><keyword><style  face="normal" font="default" size="100%">CO2 fixation</style></keyword><keyword><style  face="normal" font="default" size="100%">CO2 utilization</style></keyword><keyword><style  face="normal" font="default" size="100%">cyclic carbonates</style></keyword><keyword><style  face="normal" font="default" size="100%">polycarbonates</style></keyword><keyword><style  face="normal" font="default" size="100%">spectroscopy</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2005</style></year><pub-dates><date><style  face="normal" font="default" size="100%">FEB</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">2</style></number><publisher><style face="normal" font="default" size="100%">ELSEVIER SCIENCE BV</style></publisher><pub-location><style face="normal" font="default" size="100%">PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS</style></pub-location><volume><style face="normal" font="default" size="100%">226</style></volume><pages><style face="normal" font="default" size="100%">199-205</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;The catalytic activities of several Cu and Mn aza complexes for cyclic carbonate synthesis from CO2 and epoxides are reported. The various factors affecting activation of CO2 by metal complexes and its utilization in cyclic carbonate synthesis have been investigated. Fr-IR, UV-vis and EPR spectroscopic investigations reveal that CO2 coordinates to Cu in eta(1)-C mode of coordination. Nature of the ligand and substitution influence the lability of metal-CO2 bonding. The differences in the catalytic activities are correlated with the mode and strength of CO2 binding. (C) 2004 Elsevier B.V. All rights reserved.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">2</style></issue><custom3><style face="normal" font="default" size="100%">&lt;p&gt;Foreign&lt;/p&gt;</style></custom3><custom4><style face="normal" font="default" size="100%">3.958</style></custom4></record></records></xml>