ORGNTuesday, March 25, 2003

8:00 AM-12:00 PM Convention Center -- Room 352,Oral
Heterocycles and Aromatics
Presiding:Alan P. Marchand
8:00 AM 286Stereoselective functionalization of pyrroglutamic acid: Building block for ion channel
John E. Onah
8:20 AM 287Stereoselective synthesis of pyrrolidines
Steven R. Angle, Dominique S. Belanger
8:40 AM 288Synthesis of racemic thiolactomycin (TLM) and its C(5) derivatives
Pilho Kim, Gautham Shenoy, Quynh-Anh Nguyen, Michael Goodwin, Cynthia S. Dowd, Clifton E. Barry III
9:00 AM 289Synthesis of dioxin-based photochromic molecules
J. Thomas Ippoliti, David Ebner
9:20 AM 290Metal-catalyzed cyclization of nitro-substituted Baylis-Hillman adducts: Indoles, indolines, and quinolines
Kenneth M. Nicholas, David K. O'Dell
9:40 AM 291Novel cyclization of (2-ethynylphenyl)phenyldiazenes and (2-ethynylbenzylidene)-N,N-dimethylhydrazines: Synthesis and computational studies
Laura D. Shirtcliff, Michael M. Haley
10:00 AM 292Concentration dependence of 1H-1H scalar spin-spin coupling constants: Fact or fiction?
Abhijit Mitra, P. J. Seaton, R. Thomas Williamson
10:20 AM 293Concentration-dependent chemical shift variation in NMR spectra
Pamela J. Seaton, Abhijit Mitra, Robert Thomas Williamson
10:40 AM 294A new family of anomalous radical cyclization reactions
John A Murphy, Neil Muir, Concepcion G. Martin, Dimitrios E. Lizos, Sacha Bommezijn, Alan R. Kennedy, David Pugh, Andrew J. Williams
11:00 AM 295Apparent base-mediated 5-endo-dig cyclizations of substituted benzyl 1-propynyl sulfides
Adrian L. Schwan, John M. Motto, Laura K. McConachie
11:20 AM 296The reactive rotamer effect in the synthesis of bridged macrocycles
John A Murphy, Aurelien G Commeureuc, Mark L. Dewis
11:40 AM 297Complexation-promoted additions to N-benzoyliminopyridinium ylides: A novel and highly regioselective approach to polysubstituted piperidines
André B. Charette, Claude Legault

Heterocycles and Aromatics -- Next Session

Symposium Grid -- Division of Organic Chemistry -- Session Listing

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