31. “Towards the Development of Oxadiazinanones as Chiral Auxiliaries: Synthesis and Application of N3-Haloacetyloxadiazinanones,” Hoover, T. R.; Groeper, J. A.; Parrott II, R. W.; Chandrashekar, S. P.; Finefield, J. M.; Dominguez, A.; Hitchcock, S. R.* Tetrahedron: Asymm. 2006, 17, 1831-1841.
30. “Synthesis, Reactivity and Conformational Stability of an L-Phenylalanine Derived Oxadiazin-anone,” Dore, D. D., Burgeson, J. R., Davis, R. A., Hitchcock, S. R.* Tetrahedron: Asymm. 2006, 17, 2386-2392.
29. “A scalable and expedient method of preparing diasteromerically and enantiomerically enriched pseudonorephedrine from norephedrine.” Groeper, J. A.; Hitchcock, S. R.*; Ferrence, G. M. Tetrahedron: Asymm. 2006, 17, 2884-2889.
28. "intramolecular Chiral Relay at Stereogenic Nitrogen: Oxazolidine Catalysts Derived from Ephedra Alkaloids,” Parrott II, R. W.; Hitchcock, S. R.* Tetrahedron: Asymm. 2006, accepted for publication.
27. Michael D. Squire, Ryan A. Davis, Karah A. Chianakas, Gregory M. Ferrence, Jean M. Standard and Shawn R. Hitchcock. “Synthesis, X-ray crystallography, and computational studies concerning an oxadiazinone derived from D-camphor: A structural limitation of oxadiazinones as chiral auxiliaries,” Tetrahedron: Asymmetry 2005, 16, 1047-1053.
26. Shawn R. Hitchcock, “(1R,2S)-Ephedrine: An Update.” Electronic Encyclopedia of Reagents for Organic Synthesis 2005, edited by L. A. Paquette, P. Fuchs, D. Crich, and P. Wipf.
25. James R. Burgeson, Delvis D. Dore, Jean M. Standard and Shawn R. Hitchcock, “Conformational preferences of the aldol adducts of oxadiazinones. 1H NMR spectroscopy and computational studies of N4-methyl and N4-isopropyloxadiazinones,” Tetrahedron 2005, 61, 10965-10974.
24. “Oxadiazinones as Chiral Auxiliaries: Increased Diastereoselectivities in the Glycolate Aldol Reaction of Oxadiazinones,” Vaughn, J. F.; Hitchcock, S. R. Tetrahedron: Asymmetry 2004, 15, 3449-3455.
23. “(5S,6R)-3,4,5,6-Tetrahydro-5-methyl-6-phenyl-4-propyl-2H-1,3,4,-oxadiazin -2-one,” Szczepura, L. F.; Hitchcock, S. R.; Nora, G. P. Acta Crystallographica 2004, E60, o1467-o1469.
22. “Synthesis of 3,4,5,6-Tetrahydro-2H-1,3,4-oxadiazin-2-ones Employing a Metal Hydride and Diethyl Carbonate: An Alternative Cyclization Method over 1,1’-CarbonylDiimidazole,” Casper, D. M.; Kieser, D.; Blackburn, J. R.; Hitchcock, S. R. Synth. Commun. 2004, 34, 835-843.
21. “Towards the Development of a Structurally Novel Class of Chiral Auxiliaries. Conformational Properties of the Aldol Adducts of Oxadiazinones: Observation of Unusual Shielding,” Burgeson, J. R.; Renner, M.; Hardt, I.; Ferrence, G. M.; Standard, J. M.; Hitchcock, S. R. Journal of Organic Chemistry 2004, 69, 727-734.
20. “Intramolecular Chiral Relay at Stereogenic Nitrogen. Synthesis and Application of A New Chiral Auxiliary Derived from (1R,2S)-Norephedrine and Acetone” for consideration for publication as an article. Hitchcock, S. R.; Casper, D. M.; Vaughn, J. F.; Finefield, J. M.; Ferrence, G. M.; Esken, J. M. Journal of Organic Chemistry 2004, 69, 714-718.
19. “Oxadiazinones as chiral auxiliaries: diastereoselective aldol addition reactions of N3-glycolyl-3,4,5,6-tetrahydro-2H-1,3,4-oxidiazin-2-ones,” Hoover, T. R.; Hitchcock, S. R. Tetrahedron: Asymm. 2003,14, 3233-3241.
18. “(5S,6R)-4,5-Dimethyl-6-phenyl-3-trimethylacetyl-2H-1,3,4-oxadiazinan-2-one,” Ferrence, G. M.; Esken, J. M.; Blackburn, J. R.; Hitchcock, S. R. Acta Cryst. E 2003, E59, o212-o214.
17. “An improved procedure for the asymmetric aldol reaction of the titanium enolate of a N3-propionyl-3,4,5,6-tetrahydro-2H-1,3,4-oxadiazin-2-one,” Casper, D. M.; Hitchcock, S. R. Tetrahdron: Asymm. 2003, 14, 517-521.
16. “Conformational Studies of N3-Substituted [1,3,4]-Oxadiazinan-2-ones,” Casper, D. M.; Blackburn, J. R.; Maroules, C. D.; Brady, T.; Esken, J. M.; Ferrence, G. M.; Standard, J. M.; Hitchcock, S. R. J. Org. Chem. 2002, 67, 8871-8876.
15. “Towards the Development of a New Class of Chiral Auxiliaries: Asymmetric Aldol Reactions of 3,4,5,6-Tetrahydro-1,3,4-2H-oxadiazin-2-ones,” Casper, D. M.; Burgeson, J. R.; Esken, J. M.; Ferrence, G. M; Hitchcock, S. R. Organic Letters 2002, 4, 3739-3742.
14. “Synthesis of Novel 1,3,4-Oxadiazinane-2-thiones Derived from Ephedrine, Pseudoephedrine and Norephedrine,” Hitchcock, S. R.; Nora, G. P.; Casper, D. M.; Wiman, J. D.; Bentley, J. T.; Stafford, C.; Squire, Michael D. J. Heterocyclic Chem. 2002, 39, 1113-1115.
13. “Enantiomerically enriched vic-aminoalcohols from D-Camphor,” Squire, M. D.; Burwell, A.; Ferrence, G. M.; Hitchcock, S. R. Tetrahedron: Asymm. 2002, 13, 1849-1854.
12. “Synthesis of N4-Substituted[1,3,4]-oxadiazinan-2-ones Derived from Norephedrine,” Hitchcock, S. R.; Casper, D. M.; Nora, G. P.; Blackburn, J. R.; Bentley, J. T.; Taylor, D. C. J. Heterocyclic Chem. 2002, 39, 823-828.
11. “X-ray Crystallographic and 13C Nuclear Magnetic Resonance Studies of 3,4,5,6-tetrahydro-2H-1,3,4-oxadiazin-2-ones Derived from Ephedrine and Pseudoephedrine,” Hitchcock, S. R.; Nora, G. P.; Casper, D. M.; Squire, M. D.; Maroules, C. D.; Ferrence, G. M.; Szczepura, L. F.; Standard, J. M. Tetrahedron 2001, 57, 9789-9798.
10. “X-ray Crystallographic and Proton Nuclear Magnetic Resonance Studies of b-Hydroxy-N-nitrosamines derived from a-Amino acids and Ephedrine,” Hitchcock, S. R.; Nora, G. P.; Hedberg, C.; Casper, D. M.; Buchanan, L. S.; Squire, M. D.; West, D. X. Tetrahedron 2000, 56, 8799-8806.
9. “Asymmetric Memory at Labile, Stereogenic Boron; Enolate Alkylation of Oxazaborolidinones,” Vedejs, E.; Fields, S. C.; Hayashi, R.; Hitchcock, S. R.; Powell, D. R.; Schrimpf, M. R. J. Am. Chem. Soc. 1999, 121, 2460-2470.
Dr. Hitchcock’s Graduate Research with Professor Nantz
8. “Reductive dehydroxy couplings of 2-(hydroxymethyl)indenes to prepare ethano-bridged bis(2-indenyl) ansa-titanocenes,” Palandoken, H.; Wyatt, J. K.; Hitchcock, S. R.; Olmstead, M. M.; Nantz, M. H. Journal of Organometallic Chemistry 1999, 579, 338-347.
7. “Cyclohexane-Linked Indenyl Rings in 5,8-Bis(Trimethylsilyl)-6,7,12B,12C-Tetrahydroindeno(2,1c) Fluorene,” Olmstead, M. M.; Hitchcock, S. R.; Nantz, M. H. Acta Crystallographica, Section C 1996, 52, 1523-1525.
6. “Synthesis of ansa-Titanocenes from 1,2-Bis(2-indenyl)ethane and Structural Comparisons in the Catalytic Epoxidation of Unfunctionalized Alkenes,” Hitchcock, S. R.; Situ, J. J.; Covel, J. A.; Olmstead, M. M.; Nantz, M. H. Organometallics 1995, 14, 3732-3740.
5. “The Structure of Ethylene Bis[1,2-h5-(2-indenyl)]TiCl2,” Parkin, S. R.; Hitchcock, S. R.; Hope, H.; Nantz, M. H. Acta Crystallographica, Section C 1994, 50, 169-171.
4. “A Disulfone Approach to ansa-Titanocenes: Synthesis of Ethylene Bis(2-indenyl)titanium Dichloride,” Nantz, M. H.; Hitchcock, S. R.; Sutton, S. C.; Smith, M. D. Organometallics 1993, 12, 5012-5015.
3. “The Optical Resolution of 2,3-Dimethylsuccinic Acid,” Sutton, S. C.; Nantz, M. H.; Hitchcock, S. R. Org. Prep. Proced., Int. 1992, 24, 39-43.
2. “Generation of Polypropionate Fragments via a Tandem Aldol-Bis-oxidation Procedure,” Pratt, N. E.; Zhao, Y.-b.; Hitchcock, S. R.; Albizati, K. F. SynLett 1991, 361-363.
1. “Efficient Synthesis of a-(Hydroxymethyl)ketones not Available through Aldol-Type Processes,” Hitchcock, S. R.; Perron, F.; Martin, V. A.; Albizati, K. F. Synthesis 1990, 11, 1059-1061.