<?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%">Sonar, Swapnil S.</style></author><author><style face="normal" font="default" size="100%">Sadaphal, Sandip A.</style></author><author><style face="normal" font="default" size="100%">Pawar, Shivaji S.</style></author><author><style face="normal" font="default" size="100%">Shingate, Bapurao B.</style></author><author><style face="normal" font="default" size="100%">Shingare, Murlidhar S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Microwave assisted convenient synthesis of quino[2,3-b][1,5]benzoxazepines</style></title><secondary-title><style face="normal" font="default" size="100%">Chinese Chemical Letters</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">3-b][1</style></keyword><keyword><style  face="normal" font="default" size="100%">5]benzoxazepines</style></keyword><keyword><style  face="normal" font="default" size="100%">DBU/silica gel</style></keyword><keyword><style  face="normal" font="default" size="100%">Microwave irradiatiom</style></keyword><keyword><style  face="normal" font="default" size="100%">Quino[2</style></keyword><keyword><style  face="normal" font="default" size="100%">Solvent-free</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%">MAY</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">5</style></number><publisher><style face="normal" font="default" size="100%">ELSEVIER SCIENCE INC</style></publisher><pub-location><style face="normal" font="default" size="100%">360 PARK AVE SOUTH, NEW YORK, NY 10010-1710 USA</style></pub-location><volume><style face="normal" font="default" size="100%">20</style></volume><pages><style face="normal" font="default" size="100%">557-561</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;A convenient synthesis of quino[2,3-b][1,5]benzoxazepines from substituted 2-chloroquinoline-3-carbaldehyde and 2-hydroxyaniline by using stable, non-toxic and inexpensive catalyst 1,8-diazabicyclo-undecan-7-ene (DBU)/silica gel is described. This method affords the quino[2,3-b][1,5]benzoxazepines under the influence of microwave irradiation (360 W) in solvent-free conditions within short reaction times (2-3 min), giving high yields of products (93-96%). (C) 2009 Murlidhar S. Shingare. Published by Elsevier B.V. on behalf of Chinese Chemical Society. All rights reserved.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">5</style></issue><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">0.775</style></custom4></record></records></xml>