<?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%">Katkar, Santosh S.</style></author><author><style face="normal" font="default" size="100%">Mohite, Pravinkumar H.</style></author><author><style face="normal" font="default" size="100%">Gadekar, Lakshman S.</style></author><author><style face="normal" font="default" size="100%">Vidhate, Kaluram N.</style></author><author><style face="normal" font="default" size="100%">Lande, Machhindra K.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">ZnO-beta zeolite: as an effective and eco-friendly heterogeneous catalyst for the synthesis of benzothiazole derivatives</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%">Benzothiazole</style></keyword><keyword><style  face="normal" font="default" size="100%">cyclocondensation</style></keyword><keyword><style  face="normal" font="default" size="100%">heterogeneous catalyst</style></keyword><keyword><style  face="normal" font="default" size="100%">ZnO-beta zeolite</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2010</style></year><pub-dates><date><style  face="normal" font="default" size="100%">APR</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">4</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%">21</style></volume><pages><style face="normal" font="default" size="100%">421-425</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 cheap and recyclable ZnO-beta zeolite was used as catalyst for the synthesis of benzothiazole derivatives. This method provides several advantages such as environmental friendliness, short reaction times, high yields, simple work-up procedure and catalyst was successfully reused for four cycles without significant loss of activity. (C) 2009 Machhindra K. Lande. 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%">4</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><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%">Katkar, Santosh S.</style></author><author><style face="normal" font="default" size="100%">Mohite, Pravinkumar H.</style></author><author><style face="normal" font="default" size="100%">Gadekar, Lakshman S.</style></author><author><style face="normal" font="default" size="100%">Arbad, Balasaheb R.</style></author><author><style face="normal" font="default" size="100%">Lande, Machhindra K.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">ZnO-beta zeolite: as an effective and reusable heterogeneous catalyst for the one-pot synthesis of polyhydroquinolines</style></title><secondary-title><style face="normal" font="default" size="100%">Green Chemistry Letters and Reviews</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Hantzsch condensation</style></keyword><keyword><style  face="normal" font="default" size="100%">heterogeneous catalyst</style></keyword><keyword><style  face="normal" font="default" size="100%">multicomponent</style></keyword><keyword><style  face="normal" font="default" size="100%">ZnO-beta zeolite</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2010</style></year><pub-dates><date><style  face="normal" font="default" size="100%">DEC</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">4</style></number><publisher><style face="normal" font="default" size="100%">TAYLOR &amp; FRANCIS LTD</style></publisher><pub-location><style face="normal" font="default" size="100%">4 PARK SQUARE, MILTON PARK, ABINGDON OX14 4RN, OXON, ENGLAND</style></pub-location><volume><style face="normal" font="default" size="100%">3</style></volume><pages><style face="normal" font="default" size="100%">287-292</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;ZnO-beta zeolite, an inexpensive and mild catalyst, has been used for the synthesis of polyhydroquinolines in excellent yields from the one-pot four-component condensation of aldehydes, dimedone, ethyl acetoacetate, and ammonium acetate in ethanol at room temperature. The remarkable advantages offered by this method are a green catalyst, mild reaction conditions, simple work-up procedures, much faster reactions, and excellent yield of products. Furthermore, the catalyst could be reused several times keeping its initial activity in recycled reactions.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">4</style></issue><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">5.472</style></custom4></record><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%">Katkar, Santosh S.</style></author><author><style face="normal" font="default" size="100%">Mohite, Pravinkumar H.</style></author><author><style face="normal" font="default" size="100%">Gadekar, Lakshman S.</style></author><author><style face="normal" font="default" size="100%">Arbad, Balasaheb R.</style></author><author><style face="normal" font="default" size="100%">Lande, Machhindra K.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">ZnO-beta zeolite mediated simple and efficient method for the one-pot synthesis of quinoxaline derivatives at room temperature</style></title><secondary-title><style face="normal" font="default" size="100%">Central European Journal of Chemistry</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">cyclocondensation</style></keyword><keyword><style  face="normal" font="default" size="100%">Quinoxaline</style></keyword><keyword><style  face="normal" font="default" size="100%">Room temperature</style></keyword><keyword><style  face="normal" font="default" size="100%">ZnO-beta zeolite</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2010</style></year><pub-dates><date><style  face="normal" font="default" size="100%">APR</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">2</style></number><publisher><style face="normal" font="default" size="100%">VERSITA</style></publisher><pub-location><style face="normal" font="default" size="100%">SOLIPSKA 14A-1, 02-482 WARSAW, POLAND</style></pub-location><volume><style face="normal" font="default" size="100%">8</style></volume><pages><style face="normal" font="default" size="100%">320-325</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 rapid and an efficient one-pot method for the synthesis of quinoxalines catalysed by ZnO-beta zeolite at room temperature is described. This environmentally benign method provides several advantages over methods that are currently employed such as a simple work-up, mild reaction conditions, good to excellent yields, and a process to recover and reuse the catalyst for several cycles with consistent activity.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">2</style></issue><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">0.991</style></custom4></record></records></xml>