ORGNThursday, March 27, 2003

8:00 AM-12:00 PM Convention Center -- Room 296,Oral
New Reactions and Methodology
Presiding:Michael B. Smith
8:00 AM 659Synthesis of benzoxocanes via regioselective 8-endo-phenol epoxide cyclizations
James R. Vyvyan, Ryan E. Looper, Steven T. Staben
8:20 AM 660A study of ring cleavage reactions of hexahydro-2H,5H-pyrano[2,3-b]pyran-2-ones: A potential strategy for use in the synthesis of blepharocalyxin D
Wei Li, Keith T. Mead
8:40 AM 661b-Silyl arenes: Novel substrates for the arene-olefin photocyclization reaction
Julie A. Mathews, Mitchell A. deLong, Scott L. Cohen, Fred C. Wireko, Amanda L. Ritter, Anna D. Gudmundsdottir
9:00 AM 662Nucleophilic addition of organozinc reagents to activated pyridines: Progress toward catalytic enantioselective synthesis of 2-substituted dihydropyridines
André B. Charette, Jonathan Martel
9:20 AM 663Expedient preparation of halogenocyclopropanes by stereoselective cyclopropanation of electron-deficient allylic ethers
André B. Charette, Marie-Christine Lacasse
9:40 AM 664Nucleoside analogs derived from 1,5-dioxaspiro[3.2]hexanes
Rosa C. Taboada, Amy R. Howell
10:00 AM 665Investigation of the unusual reactivity of bridgehead lactams
Aaron D. Wrobleski, Jennifer E. Golden, Ashley Albright, Jeffrey Aubé
10:20 AM 666Diastereoselective syntheses of di- and trisubstituted cyclic ethers via tandem cyclization-addition reactions
Robert J. Hinkle, P. Andrew Evans, Jian Cui, Bénédicte Delouvrié
10:40 AM 667Paper Withdrawn
11:00 AM 668Heliquinomycin: A linchpin approach for a model study
Christopher C. Lindsey, Stephanie J. Mercede, Thomas R. R. Pettus
11:20 AM 669Stereogenic quaternary carbon centers from the Lewis acid-catalyzed allylboration of aldehydes
Jason W. J. Kennedy, Na Zhu, Dennis G. Hall
11:40 AM 670A Diels-Alder route to the phenanthridone alkaloid skeleton via 2-dienylphenacyloxazolones
Michael B. Smith, Chen Guo, Mohammad Azab, Ping Chen, Yunhui Zhang, Mounir Salem

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The 225th ACS National Meeting, New Orleans, LA, March 23-27, 2003