Faculty Travel Award. ($500) Division of Organic Chemistry, American
Chemical Society, to attend the 36th National Organic Symposium (June
1999)
American Chemical Society-Petroleum Research Fund (Type G) Grant ($25,000) for my proposal entitled “Involvement of Oxabicyclobutonium Ions
in Reactions of Oxiranylcarbinyl Substrates: A Mechanistic Investigation”
(December 1998)
Faculty Travel Award. ($500) Division of Organic Chemistry, American Chemical Society, to attend the 35th National Organic Symposium) (June 1997)
NSF Undergraduate Faculty Enhancement Grant to participate in three workshops (at the University of Rhode Island) on NMR offered by NMR concepts (Summer 1995)
Department of Chemistry, University of Frobourg, Switzerland (Nov 2002). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry, University of Amsterdam, Netherlands (Nov 2002). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry, University of Groningen, Netherlands (Mar 2003). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry, University of Rennes, France (Mar 2003). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry, Depaul University, Chicago, IL (Sep 2003). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry and CNRS, Université Joseph-Fourier, Grenoble, France (March 2004). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry and CNRS, Université de Nice-Sophia Antipolis, Nice, France (March 2004). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Université Paul Sabatier and CNRS (Heterochimie Fondamentale Et Applique), Toulouse, France (March 2004). Environmentally Friendly Organic Synthesis Using Bismuth Compounds.
Department of Chemistry, Wright State University, Ohio (October 2004). Environmentally Friendly Organic Synthesis Using Bismuth Compounds
Professional Publications (Names of undergraduate co-authors in bold)
(33) Anzalone, P. A.; Mohan, R. S. TMS Triflate Catalyzed One Pot Method for the Conversion of Aldehydes to Homoallyl Ethers in an Ionic Liquid. Synthesis 2005 (article in press)
(32) Anzalone, P. A.; Baru, A. R.; Danielson, E. M.; Hayes, P.D.; Nguyen, M. P.; Panico, A. F.; Smith, R. C.; Mohan, R. S. Bismuth Compounds in Organic Synthesis. A One-Pot Synthesis of Homoallyl Ethers and Homoallyl Acetates from Aldehydes Catalyzed by Bismuth Triflate. J. Org. Chem. 2005, 70, 2091-2096.
(31) Nguyen, M. P.; Arnold, J. N.; Peterson, K. E.; Mohan, R. S. Environment Friendly Organic Synthesis Using Bismuth Compounds. Bismuth Triflate Catalyzed Synthesis of Substituted 3,4-Dihydro-2H-1-benzopyrans. Tetrahedron Lett. 2004, 45, 9369-9371.
(30) Baru, A. R.; Mohan, R. S. The Discovery-Oriented Approach To Organic Chemistry. 6.Selective Reduction in Organic Chemistry. Reduction of Aldehydes in the Presence
of Esters Using Sodium Borohydride. J. Chem. Educ (article in press).
(29) Aggen, D. A.; Arnold, J. N.; Hayes, P. D.; Smoter, N. M.; Mohan, R. S. Bismuth Compounds in Organic Synthesis. Bismuth Nitrate Catalyzed Chemoselective Synthesis of Acylals from Aromatic Aldehydes. Tetrahedron 2004, 60, 3675-3679.
(28) Arnold, J. N.; Hayes, P. D.; Kohaus, R. L.; Mohan, R. S. Bismuth Compounds in Organic Synthesis. Deprotection of Ketoximes Using Bismuth bromide-bismuth triflate. Tetrahedron Lett. 2003, 44, 105-107.
(27) Peterson, K. E.; Smith, R. C.; Mohan, R. S. Bismuth Compounds in Organic Synthesis. Synthesis of Resorcinarenes Using Bismuth Triflate. Tetrahedron Lett. 2003, 44, 7723-7725.
(26) Stephens, J. R.; Butler, P. L.; Clow, C. H.; Oswald, M. C.; Smith, R. C.; Mohan, R. S. Bismuth Triflate: An Efficient Catalyst for the Formation and Deprotection of Tetrahydropyranyl Ethers. European J. Org. Chem. 2003, 19, 3827-3831.
(25) Leonard. N.M.; Zerth, H. M.; Mohan, R. S. Synthesis of Homoallyl Ethers via Allylation of Acetals in Ionic Liquids Catalyzed by Trimethylsilyl Trifluoromethanesulfonate. Org. Lett. 2003, 5, 55-57
(24) Leonard, N. M.; Oswald, M. C.; Freiberg, D. A.; Nattier, B. A.; Smith, R. C.; Mohan, R. S. A Simple and Versatile Method for the Synthesis of Acetals from Aldehydes and Ketones Using Bismuth Triflate. J. Org. Chem. 2002, 67, 5202-5707.
(23) Wieland, L. C.; Zerth, H. M.; Mohan, R. S.. Bismuth Triflate Catalyzed Allylation of Acetals: A Simple and Mild Method for Synthesis of Homoallyl Ethers. Tetrahedron Lett. 2002, 43, 4597-4600.
(22) Carrigan, M. D.; Sarapa, D.; Smith, R. C.; Wieland, L. C.; Mohan, R. S. A Simple and Efficient Chemoselective Method for the Catalytic Deprotection of Acetals and Ketals Using Bismuth Triflate. J. Org. Chem. 2002, 67, 1027.
(21) Carrigan, M. D.; Freiberg, D. A.; Smith, R. C.; Zerth, H. M.; Mohan, R. S. A Simple and Practical Method for Large-Scale Acetylation of Alcohols and Diols Using Bismuth Triflate. Synthesis 2001, 2091.
(20) Carrigan, M. D.; Eash, K. J.; Oswald, M. C.; Mohan, R. S. An Efficient Method for the Chemoselective Synthesis of Acylals from Aromatic Aldehydes Using Bismuth Triflate. Tetrahedron Lett. 2001, 42, 8135.
(19) Bhatia, K. A.; Eash, K. J.; Leonard, N. M.; Oswald, M. C.; Mohan, R. S. A Facile and
Efficient Method for Rearrangement of Aryl-substituted Epoxides to Aldehydes
and Ketones using Bismuth Triflate. Tetrahedron Lett. 2001, 42, 8129
(18) Nattier, B. A.; Eash, K. J.; Mohan, R. S. Deprotection of Ketoximes Using
Bismuth(III) Nitrate Pentahydrate. Synthesis 2001, 7, 1010.
(17) Eash, K. J.; Pulia, M. S.; Wieland, L. C.; Mohan, R. S. A Simple Chemoselective Method for The Deprotection of Acyclic Acetals and Ketals Using Bismuth Nitrate Pentahydrate. J. Org. Chem. 2001, 65. 8399.
(16) Cabay, M. E.; Ettlie, B. J.; Tuite, A. J.; Welday, K. A.; Mohan, R. S. The Discovery-Oriented Approach To Organic Chemistry. 5. Stereochemistry of E2 Elimination. Elimination of cis and trans-2-methylcyclohexyl tosylate. J. Chem. Educ. 2001, 78, 79.
(15) Centko, R. S.; Mohan, R. S. The Discovery-Oriented Approach To Organic Chemistry. 4. Epoxidation of p-methoxy-trans-b-methylstyrene. An Exercise In 1H NMR and 13C NMR Spectroscopy For Sophomore Organic Laboratories. J. Chem. Educ. 2001, 78, 77.
(14) Monk, K. A.; Sarapa, D.; Mohan, R. S. Bismuth(III) Acetate: A New Catalyst For Preparation of Azlactones Via The Erlenmeyer Azlactone Synthesis. Synthetic Communications, 2000, 30, 3167.
(13) Anderson, A. M.; Blazek, J. M.; Garg, P.; Payne, B. J.; Mohan, R. S. Bismuth(III) Oxide Perchlorate Promoted Rearrangement of Epoxides To Aldehydes and Ketones.. Tetrahedron Lett. 2000, 41, 1527.
(12) Mohan, R. S.; Gavardinas, K.; Kyere, S.; Whalen, D. L. Spontaneous Hydrolysis reactions of cis- and trans-b-Methyl-4-Methoxystyrene Oxides (Anethole Oxides): Buildup of trans-Anethole oxide as an Intermediate in the Spontaneous Reaction of cis-Anethole Oxide. J. Org. Chem. 2000, 65, 1407.
(11) Anderson, A. M.; Mitchell, S. M.; Mohan, R. S. Isolation of Curcumin From Turmeric, J. Chem. Educ. 2000, 77, 359.
(10) Sgariglia. E. A.; Schopp, R.; Gavardinas, K.; Mohan, R. S. The Discovery-Oriented Approach To Organic Chemistry. 3. Boron-trifluoride Catalyzed Rearrangement of cis and trans-stilbene oxides. An Exercise in 1H NMR Spectroscopy For Sophomore Organic Laboratories. J. Chem. Educ. 2000, 77, 79.
(9) Tymonko, S. A.; Nattier, B. A.; Mohan, R. S. Oxidation of Benzoins to Benzils Using Bismuth(III) Nitrate-Copper(II) Acetate. Tetrahedron Lett. 1999, 40, 7657.
(8) Monk, K. A.; Mohan, R. S. The Hofmann Rearrangement Using Household Bleach: Synthesis of 3-Nitroaniline. J. Chem. Educ. 1999, 76, 1717.
(7) Shadwick, S. R.; Mohan. R. S. The Discovery-Oriented Approach To Organic Chemistry. 2 Selectivity in Alcohol Oxidation. An Exercise In 1H NMR Spectroscopy For Sophomore Organic Laboratories. J. Chem. Educ. 1999, 76, 1121.
(6) McElveen, S. R., Gavardinas, K.; Stamberger, J. A.; Mohan, R. S. The Discovery-Oriented Approach To Organic Chemistry. 1. Nitration of Unknown Organic Compounds. An Exercise in 1H NMR and 13C NMR Spectroscopy For Sophomore Organic Laboratories.. J. Chem. Educ. 1999, 76, 535.
(5) Mohan, R. S.; Yee, K. N.; Coates, R. M.; Ren, Y,-Y.; Stamenkovic, P.; Mendez, I.; West, C. A. Biosynthesis of Cyclic Diterpene Hydrocarbons in Rice Cell Suspensions: Conversion of 9,10-syn-Labda-8(17), 13-dienyl Diphosphate to 9b-Pimara-7,15-diene and Stemar-13-ene. Archives of Biochemistry and Biophysics., 1996, 330, 33.
(4) Shipley, D. S.; Ross, A. M.; Mohan, R. S.; Whalen, D. L.; Sayer, J. M.; Servé, P. M.; Jerina, D. M. Solvolysis of 4-Nitrophenoxyethylene Oxides. J. Org. Chem., 1994, 59, 977.
(3) Mohan, R. S.; Whalen, D.L. Acid-Catalyzed Hydrolysis of cis- and trans-Anethole Oxides: Substituent Effects on cis/trans Hydration Ratios in the Acid-catalyzed Hydrolysis of b-Substituted Styrene Oxides. J. Org. Chem, 1993, 58, 2663.
(2) Blumenstein,J.J.; Ukachukwu, V. C.; Mohan, R. S., Whalen, D. L. Effects of para Substituents on the Mechanisms of Solvolysis of Styrene Oxides. J. Org. Chem.
1993,58, 924.
(1) Nashed, N. T.; Balani, S. K.; Loncharich, R. L.; Sayer, J. M.; Shipley, D. Y.; Mohan, R. S.; Whalen, D. L.; Jerina, D. M. Solvolysis Mechanisms of K-Region Arene Oxides. Substituent Effects on Reactions of Benz[a]anthracene-5,6-Oxide. J. Am. Chem.
Soc. 1991, 113, 3910.
Presentations by Undergraduate Research Students/ Co-authors at National Meetings
At The 218th National Meeting of American Chemical Society, New Orleans, LA, August 1999
(1) A Study of the Elimination Reactions of 2-Substituted Cyclohexyl Sulfonates. Tuite, A. J.; Mohan, R. S. (Poster)
(2) New Reagents For Organic Synthesis. Oxidation of a-Hydroxy ketones to a-Diketones Using Bismuth(III) Nitrate. Tymonko, S. A.; Mohan, R. S. (Poster)
(3) The Discovery-Oriented Approach To Organic Chemistry. Epoxidation of p-Methoxy-trans-_-Methylstyrene (Anethole). Centko, R. S.; Mohan, R. S. (Poster)
At The 220th National Meeting of American Chemical Society, Washington, D.C. August 2000
(1) Stereospecific Cyclization of Benzoyl Aziridines Derived From Isoprenoid Alcohols. Coates, R.M.; Stanchina, S.; Tymonko, S. A.; Mohan, R. S. (Poster)
(2) Facile Deprotection of Acetals Using Bismuth Nitrate. Wieland, L. C.; Pulia, M. S.; Mohan, R. S. (Poster)
(3) New Reagents for Organic Synthesis: Deprotection of Oximes Using Bismuth Nitrate. Nattier, B. A.; Mohan, R. S. (Poster)
At the 222th National Meeting of American Chemical Society, Chicago, IL, August 2001
(1) A Facile and Highly Efficient Method for Rearrangement of Epoxides to Aldehydes and Ketones Using Bismuth trifluoromethanesulfonate. Nicholas M. Leonard, Kaushik A. Bhatia, Kyle J. Eash and Ram S. Mohan.. (Poster)
(2) Utility of Bismuth Reagents in Organic Synthesis. Facile Deprotection of Acetals Using Bismuth Trifluoromethanesulfonate. Wieland, L. C.; Sarapa, D and Mohan, R. S. (Poster)
(3) A Simple and Versatile Method for the Synthesis of Acetals from Aldehydes and Ketones Using Bismuth Triflate Smith, R.C.; Leonard, N. M.; Oswald, M. C.; Freiberg, D. A. Nattier, B. A. and Mohan, R. S. (Poster)
At the 224th National Meeting of American Chemical Society, Boston, MA, August 2002
(1) Bismuth Triflate Catalyzed Synthesis of THP Ethers. Stephens, J. R, Kohaus, R. L.; Butler, P.; Clow, C and Mohan, R. S.. (Poster)
(2) A Facile Method for the Conversion of Acetals to Homoallyl ethers Catalyzed by Bismuth Triflate. Zerth, H. M.; Wieland, L. C. and Mohan, R. S. (Poster)
(3) Utility of Bismuth Reagents in Organic Synthesis. Bismuth Triflate Catalyzed Acylation of alcohols. Freiberg, D. A; Zerth, H. M and Mohan, R. S. (Poster)
At The 38th National Organic Symposium, Bloomington, IN, June 2003.
A Facile Method for the Deprotection of ketoximes Using Bismuth bromide-bismuth triflate. Arnold, J. A.; Hayes, P. D.; Kohaus, R. L. and Mohan, R. S.
At the 228th National Meeting of American Chemical Society, Philadelphia, PA, August 2004
(1) Bismuth triflate-catalyzed synthesis of 2,4-dimethoxy-2-methyldihydrobenzopyrans. Nguyen, M. P.; Arnold, J. N.; Peterson, K. E. and Mohan, R. S. (Poster)
(2) "Bismuth compounds in organic synthesis: Synthesis of resorcinarenes catalyzed by bismuth triflate. Peterson, K. E.; Smith, R. C. and Mohan, R. S. (Poster)
(3) Bismuth triflate-catalyzed one-pot method for the conversion of aldehydes to homoallyl ethers. Anzalone, P. W.; Hayes, P. D.; Panico, A. R.; Smith, R. C. Mohan, R. S. (Poster)
Supervision of Honors Thesis
Rebecca S. Centko. (April 2000) A Study of The Solvolyses Reactions of Tetrahydrofurfuryl Tosylates.
Steven A. Tymonko. (April 2001) Lewis Acid Catalyzed Reactions of Aziridino Olefins
Russell C. Smith. (April 2004) Environment Friendly Organic Synthesis. Part A: Synthesis of Resorcinarenes Catalyzed by Bismuth triflate. Part B: A One-Pot Method for the Synthesis of Homoallyl Ethers from Aldehydes.