<?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%">Kaur, Ravneet</style></author><author><style face="normal" font="default" size="100%">Pandya, Rinu</style></author><author><style face="normal" font="default" size="100%">Vanka, Kumar</style></author><author><style face="normal" font="default" size="100%">Singh, Ravi P.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Dearomative domino approach for stereoselective construction of functionalized bridged [4.3.1] bicycles</style></title><secondary-title><style face="normal" font="default" size="100%">Organic Letters</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2026</style></year><pub-dates><date><style  face="normal" font="default" size="100%">JUN</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">28</style></volume><pages><style face="normal" font="default" size="100%">8142-8147</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;
	We report a dearomative (5+2) cycloaddition/oxa-Michael addition cascade strategy that enables concise construction of functionalized bridged [4.3.1] bicyclic frameworks. This base-mediated, one-pot process reveals an unconventional reactivity mode of alpha-arylidene pyrazolones, wherein they function as C2 synthons in dearomative addition to oxidopyrylium intermediates derived from readily accessible acylated pyranones, affording oxygen-bridged [4.3.1] bicycles bearing four stereocenters with excellent diastereocontrol. DFT studies firmly establish the operative reaction pathway and indicate (3+3) spiroannulation as a crucial competing process consistent with the experimental findings.&lt;/p&gt;
</style></abstract><issue><style face="normal" font="default" size="100%">25</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;
	4.7&lt;/p&gt;
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