<?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%">Bhosale, Shrikar M.</style></author><author><style face="normal" font="default" size="100%">Momin, Aadil A.</style></author><author><style face="normal" font="default" size="100%">Gawade, Rupesh L.</style></author><author><style face="normal" font="default" size="100%">Puranik, Vedavati G.</style></author><author><style face="normal" font="default" size="100%">Kusurkar, Radhika S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">New synthetic route for 1,2-diketo compounds using unexpected C-C bond cleavage by PCC</style></title><secondary-title><style face="normal" font="default" size="100%">Tetrahedron Letters</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">1</style></keyword><keyword><style  face="normal" font="default" size="100%">2-Diketones</style></keyword><keyword><style  face="normal" font="default" size="100%">C-C bond cleavage</style></keyword><keyword><style  face="normal" font="default" size="100%">PCC</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2012</style></year><pub-dates><date><style  face="normal" font="default" size="100%">SEP</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">39</style></number><publisher><style face="normal" font="default" size="100%">PERGAMON-ELSEVIER SCIENCE LTD</style></publisher><pub-location><style face="normal" font="default" size="100%">THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLAND</style></pub-location><volume><style face="normal" font="default" size="100%">53</style></volume><pages><style face="normal" font="default" size="100%">5327-5330</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;An efficient method has been established for the preparation of 1,2-diketones by unexpected C-C bond cleavage in 4-keto-2-hydroxy esters using pyridiniumchlorochromate (PCC). (c) 2012 Elsevier Ltd. All rights reserved.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">39</style></issue><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">2.397
</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%">Chandrachood, Pranav S.</style></author><author><style face="normal" font="default" size="100%">Jadhav, Amol R.</style></author><author><style face="normal" font="default" size="100%">Garud, Dinesh R.</style></author><author><style face="normal" font="default" size="100%">Deshpande, Nirmala R.</style></author><author><style face="normal" font="default" size="100%">Puranik, Vedavati G.</style></author><author><style face="normal" font="default" size="100%">Kashalkar, Rajashree V.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Efficient method for the synthesis of quinoxaline derivatives catalyzed by titanium silicate-1</style></title><secondary-title><style face="normal" font="default" size="100%">Research on Chemical Intermediates</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">2-Diketones</style></keyword><keyword><style  face="normal" font="default" size="100%">Aromatic 1</style></keyword><keyword><style  face="normal" font="default" size="100%">o-Phenylenediamine</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%">Titanium silicate-1</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2020</style></year><pub-dates><date><style  face="normal" font="default" size="100%">DEC</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">46</style></volume><pages><style face="normal" font="default" size="100%">5219-5230</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 series of quinoxaline derivatives were efficiently synthesized by convenient and simple procedure in excellent yields using 1 wt.% of titanium silicate (TS-1) catalyzed reaction of 1,2-diamines and 1,2-diketones in methanol at room temperature. This reaction is scalable to multigram scale and the catalyst is recyclable. [GRAPHICS] .&lt;/p&gt;
</style></abstract><issue><style face="normal" font="default" size="100%">12</style></issue><work-type><style face="normal" font="default" size="100%">Article</style></work-type><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%">&lt;p&gt;2.262&lt;/p&gt;
</style></custom4></record></records></xml>