<?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%">Aher, Nilkanth G.</style></author><author><style face="normal" font="default" size="100%">Gonnade, Rajesh G.</style></author><author><style face="normal" font="default" size="100%">Pore, Vandana S.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Stereoselective construction of steroidal side chain from 16-dehydropregnenolone acetate</style></title><secondary-title><style face="normal" font="default" size="100%">Synlett</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">16-dehydropregnenolone acetate</style></keyword><keyword><style  face="normal" font="default" size="100%">Heck coupling</style></keyword><keyword><style  face="normal" font="default" size="100%">stereoselectivity</style></keyword><keyword><style  face="normal" font="default" size="100%">steroidal side chain</style></keyword><keyword><style  face="normal" font="default" size="100%">transfer hydrogenation</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%">JUL</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">12</style></number><publisher><style face="normal" font="default" size="100%">GEORG THIEME VERLAG KG</style></publisher><pub-location><style face="normal" font="default" size="100%">RUDIGERSTR 14, D-70469 STUTTGART, GERMANY</style></pub-location><pages><style face="normal" font="default" size="100%">2005-2009</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;Stereoselective construction of steroidal side chain at C-20 having `natural' configuration using 16-dehydropregnalone acetate (16-6PA) as a starting material has been carried out. Palladium-catalyzed carbon-carbon bond-forming Heck reaction between C-20 vinyl iodide with methyl acrylate and transfer hydrogenation with triethylsilane and Pd/C are the key steps for stereoselective side-chain synthesis.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">12</style></issue><custom3><style face="normal" font="default" size="100%">Foreign</style></custom3><custom4><style face="normal" font="default" size="100%">2.447</style></custom4></record></records></xml>