Hadad Research Group


Christopher M. Hadad

Professor of Chemistry

100 West 18 th Avenue(614) 688 - 3141 (voice)
Department of Chemistry(614) 292 - 1685 (fax)
Ohio State University1033 Evans Laboratory (office)
Columbus, OH 43210hadad.1@osu.edu





Research Interests Current Publications Current Funding Hadad Resume Course Material






PUBLICATIONS


Some of these articles are available for printing as Portable Document Format files. Click on the titles below, if you are interested. You will need to have the Adobe Acrobat Reader, and you can download it for free.

Adsorption/Desorption Behavior of Ethanol Steam Reforming Reaction Products and Intermediates over Supported Cobalt Catalysts
Song, H.; Bao, X.; Hadad, C. M.; Ozkan, U. S.
J. Phys. Chem. C, submitted.

An ab Initio Study of the Ground and Excited State Chemistry of Phenyldiazirine and Phenyldiazomethane
Zhang, Y.; Vyas, S.; Hadad, C. M.; Platz, M. S.
J. Phys. Chem. A, submitted.

Right- and Left- Handed Helices, What is in between? Interconversion of Helical Structures of Alternating Pyridinedicarboxamide/m-(phenylazo)azobenzene Oligomers
Tao, P.; Parquette, J. R.; Hadad, C. M.
J. Am. Chem. Soc., submitted.

Butyrylcholinesterase as a Drug for Protection against Organophosphorus Poisons: Therapeutic Successes and Oxime Reactivation Challenges
Lenz, D. E.; Reeves, T. E.; Broomfield, C. A.; Clarkson, E. D.; Schulz, S. M.; Beck, J. M.; Vyas, S.; Hadad, C. M.; Cerasoli, D. M.
Chemico-Biological Interactions, submitted.

Molecular Determinants of TRPC6 Channel Recognition by FKBP12
Tao, P.; Hackett, J. C; Kim, J. Y.; Saffen, D.; Hayes, C. J.; Hadad, C. M.
J. Phys. Chem. B, submitted.

Mechanistic Insights into the Hydrolysis of Organophosphorus Compounds by Paraoxonase 1: Exploring the Limits of Selectivity of a Promiscuous Enzyme
Muthukrishnan, S.; Shete, V. S.; Sanan, T. T.; Porter, L. M.; Magliery, T. J.; Hadad, C. M.
Biochemistry, submitted.

Molecular Recognition of a Transition State
Bao, X.; Rieth, S.; Stojanovic, S.; Hadad, C. M.; Badjic, J. D.
Angew. Chem., Int. Ed. Engl., submitted.

Ultrafast Spectroscopy and Computational Study of the Photochemistry of Diphenylphosphoryl Azide: Direct Spectroscopic Observation of a Singlet Phosphorylnitrene
Vyas, S.; Muthukrishnan, S.; Kubicki, J.; McCulla, R. D.; Platz, M. S.; Hadad, C. M.
J. Am. Chem. Soc., submitted.

Butyrylcholinesterase and G116H, G116S, G117H, G117N, E197Q and G117H/E197Q Mutants: A Molecular Dynamics Study
Vyas S.; Xia, S.; Zhang, J.; Hadad, C. M.
Chemico-Biological Interactions, submitted.

Theory and computation in the study of nitrenes and their excited state photoprecursors
Vyas S.; Winter, A. H.; Hadad, C. M.
Nitrenes and Nitrenium Ions, Wiley Interscience, submitted.

Mechanism and Stereoselection in a Y-Catalyzed Transacylation Reaction. A Computational Modeling Study
Sanan, T. T.; RajanBabu, T. V.; Hadad, C. M.
J. Org. Chem., submitted.

Difference Between alpha-Tocotrienol and alpha-Tocopherol in Binding Alkali and Alkaline-Earth Metal Cations: ESI Mass Spectrometric Study and Computational Rationales
Bao, X.; Muthukrishnan, S.; Parthasarathy, S.; Sen, C. K.; Hadad, C. M.
J. Phys. Chem. A, submitted.

Ionization Potential as a Tool to Predict the Reactivity of Persistent Carbon-Centered Radicals with Oxygen
Muthukrishnan, S.; Hadad, C. M.; Gudmundsdottir, A. D.
Org. Lett., submitted.

Substituent Effects On The Bond Dissociation Enthalpies And Hydroxyl Radical Addition At Unsaturated Carbon Centers
Merle, J. K.; Broughton, P. S.; Hadad, C. M.
J. Phys. Chem. A, submitted.

159. Reaction Profiles of the Interaction between Sarin and Acetylcholinesterase and the S203C Mutant: Model Nucleophiles and QM/MM Potential Energy Surfaces
Beck, J. M.; Hadad, C. M.
Chemico-Biological Interactions, in press (accepted).

158. The Ability of Triplet Nitrenes to Abstract Hydrogen Atoms
Sankaranarayanan, J.; Rajam, S.; Hadad, C. M.; Gudmundsdottir, A. D.
J. Phys. Org. Chem. in press (accepted).

157. Computational Modeling of Human Paraoxonase 1: Preparation of Protein Models, Binding Studies, and Mechanistic Insights
Sanan, T. T.; Muthukrishnan, S.; Beck, J. M.; Tao, P.; Hayes, C. J.; Otto, T. C.; Cerasoli, D. M.; Lenz, D. E.; Hadad, C. M.
J. Phys. Org. Chem. in press (accepted).

156. Gated Molecular Recognition and Dynamic Discrimination of Guests
Rieth, S.; Bao, X.; Wang, B.-Y.; Hadad, C. M.; Badjic, J. D.
J. Am. Chem. Soc. 2010, 132, 773 - 776.

155. Photochemical Fate of Sulfadimethoxine in Aquaculture Waters
Guerard, J. J.; Chin, Y.-C.; Mash, H.; Hadad, C. M.
Environ. Sci. Technol. 2009, 43, 8587 - 8592.

154. A Study of the S1 Excited State of para-Methoxy 3-Phenyl-3-Methyl Diazirine by Ultrafast Time Resolved UV-Vis and IR Spectroscopies and Theory
Zhang, Y.; Burdzinski, G.; Kubicki, J.; Vyas, S.; Hadad, C. M.; Sliwa, M.; Poizat, O.; Buntinx, G.; Platz, M. S.
J. Am. Chem. Soc. 2009, 131, 13784 - 13790.

153. Pinpointing the Extent of Electronic Delocalization in the Re(I)-to-Tetrazine Charge-Separated Excited State Using Time-Resolved Infrared Spectroscopy
Li, G.; Parimal, K.; Vyas, S.; Hadad, C. M.; Flood, A. H.; Glusac, K. D.
J. Am. Chem. Soc. 2009, 131, 11656 - 11657.

152. Chemical Synthesis of Two Series of Nerve Agent Model Compounds and Their Stereoselective Interaction with Human Acetylcholinesterase and Human Butyrylcholinesterase
Barakat, N. H.; Zheng, X.; Gilley, C. B.; MacDonald, M.; Okolotowicz, K.; Cashman, J. R.; Vyas, S.; Beck, J. M.; Hadad, C. M.; Zhang, J.
Chem. Res. Toxicol. 2009, 22, 1669 - 1679.

151. Photoaffinity Labeling via Nitrenium Ion Chemistry: Protonation of the Nitrene Derived from 4-Amino-3-nitrophenyl Azide to Afford Reactive Nitrenium Ion Pairs
Voskresenska, V.; Wilson, R. M.; Panov, M.; Tarnovsky, A. N.; Krause, J. A.; Vyas, S.; Winter, A. H.; Hadad, C. M.
J. Am. Chem. Soc. 2009, 131, 11535 - 11547.

150. Optical Spectroscopic Studies of Mononitrated Benzo[a]pyrenes
Vyas, S.; Onchoke, K. K.; Rajesh, C. S.; Hadad, C. M.; Dutta, P. K.
J. Phys. Chem. A 2009, 113, 12558 - 12565.

149. Electronic Properties of 4-Substituted Naphthalimides
Kucheryavy, P.; Li, Guifeng; Vyas, S.; Hadad, C. M.; Glusac, K.
J. Phys. Chem. A 2009, 113, 6453 - 6461.

148. Direct Aldol Reactions Catalyzed by Intramolecularly Folded Prolinamide Dendrons: Dendrimer Effects on Stereoselectivity
Mitsui, K.; Hyatt, S. A.; Turner, D. A.; Hadad, C. M.; Parquette, J. R.
Chem. Commun. 2009, 3261 - 3263.

147. Water-Free Rare Earth-Prussian Blue Type Analogs: Synthesis, Structure, Computational Analysis, and Magnetic Data of {LnIII(DMF)6FeIII(CN)6} (Ln = Rare Earths Excluding Pm)
Wilson, D. C.; Liu, S.; Chen, X.; Meyers, E. A.; Bao, X.; Prosvirin, A. V.; Dunbar, K. R.; Hadad, C. M.; Shore, S. G.
Inorg. Chem. 2009, 48, 5725 - 5735.

146. Combustion Pathways of the Alkylated Heteroaromatics: Bond Dissociation Enthalpies and Alkyl-Group Fragmentations
Hayes, C. J.; Hadad, C. M.
J. Phys. Chem. A 2009, 113, 12370 - 12379.

145. Encapsulation of Guests within a Gated Molecular Basket - Thermodynamics and Selectivity
Wang, B.; Bao, X.; Stojanovic, S.; Hadad, C. M.; Badjic, J. D.
Org. Lett. 2008, 10, 5361 - 5364.

144. A 3-fold "Butterfly Valve" in Command of the Encapsulation's Kinetic Stability. Molecular Baskets at Work
Wang, B.; Bao, X.; Yan, Z.; Maslak, V.; Hadad, C. M.; Badjic, J. D.
J. Am. Chem. Soc. 2008, 130, 15127 - 15133.

143. A Close Inspection of Ag(I) Coordination to Molecular Baskets. A Study of Guest Encapsulation in Solution and the Solid State
Gardlik, M.; Yan, Z.; Xia, S.; Hadad, C. M.; Badjic, J. D.
Tetrahedron 2009, 65, 7213 - 7219.

142. Stereoselectivity in the Epoxidation of Carbohydrate-based Oxepines
Markad, S. D.; Xia, S.; Snyder, N. L.; Hadad, C. M.; Peczuh, M. W.
J. Org. Chem. 2008, 73, 6341 - 6354.

141. Synthesis and Characterization of Amino Derivatives of Persistent Trityl Radicals as Dual Function pH and Oxygen Paramagnetic Probes
Dhimitruka, I.; Bobko, A. A.; Hadad, C. M.; Zweier, J. L.; Khramtsov, V. V.
J. Am. Chem. Soc. 2008, 130, 10780 - 10787.

140. A Computational Study of the Ground and Excited State Structure and Absorption Spectra of Free-Base N-Confused Porphine and Free-Base N-Confused Tetraphenylporphyrin
Vyas, S.; Hadad, C. M.; Modarelli, D. A.
J. Phys. Chem. A 2008, 112, 6533 - 6549.

139. Molecular Encapsulation via Metal-to-Ligand Coordination in a Cu(I)-Folded Molecular Basket
Rieth, S.; Yan, Z.; Xia, S.; Gardlik, M.; Chow, A.; Fraenkel, G.; Hadad, C. M.; Badjic, J. D.
J. Org. Chem. 2008, 73, 5100 - 5109.

138. Photomodulated Chiral Induction in Helical Azobenzene Oligomers
King, E. D.; Tao, P.; Sanan, T. T.; Hadad, C. M.; Parquette, J. R.
Org. Lett. 2008, 10, 1671 - 1674.

137. Chemistry of Reactive Radical Intermediates in Combustion and the Atmosphere
Hayes, C. J.; Merle, J. K.; Hadad, C. M.
Adv. Phys. Org. Chem. 2009, 43, 79 - 134.

136. Reactivation of Model Cholinesterases by Oximes and Intermediate Phosphyloximes: A Computational Study
Vyas, S.; Hadad, C. M.
Chemico-Biological Interactions 2008, 175, 187 - 191.

135. Hydrolysis of Nerve Agents by Model Nucleophiles: A Computational Study
Beck, J. M.; Hadad, C. M.
Chemico-Biological Interactions 2008, 175, 200 - 203.

134. Time-Resolved Resonance Raman Observation of the Dimerization of Didehydroazepines in Solution
Xue, J.; Du, Y.; Chuang, Y. P.; Phillips, D. L.; Wang, J.; Luk, C.; Hadad, C. M.; Platz, M. S.
J. Phys. Chem. A 2008, 112, 1502 - 1510.

133. [Bis(trispivalatodimolybdenum (II))-m-bis(4'-carboxylato-2,2':6',2"-terpyridine) ruthenium (II)] (2+) tetrafluoroborate. Preparation, Electronic Structure and Physical Properties
Chisholm, M. C.; Hadad, C. M.; Heinze, K.; Hempel, K.; Singh, N.; Vyas, S.
J. Cluster Sci. 2008, 19, 209 - 218.

132. Large Scale Synthesis and Characterization of a Persistent Trityl Radical for Use in Biomedical EPR Applications and Imaging
Dhimitruka, I.; Velayutham, M.; Bobko, A. A.; Khramtsov, V. V.; Villamena, F. A.; Hadad, C. M.; Zweier, J. L.
Bioorg. Med. Chem. Lett. 2007, 17, 6801 - 6805.

131. Computational study of the Curtius-like rearrangements of phosphoryl, phosphinyl, and phosphinoyl azides and their corresponding nitrenes
McCulla, R. D.; Gohar, G. A.; Hadad, C. M.; Platz, M. S.
J. Org. Chem. 2007, 72, 9426 - 9438.

130. Supramolecular Catalysis at Work. Diastereoselective Synthesis of a Molecular Bowl with Dynamic Inner Space
Yan, Z.; McCracken, T.; Xia, S.; Maslak, V.; Gallucci, J.; Hadad, C. M.; Badjic, J. D.
J. Org. Chem. 2008, 73, 355 - 363.

129. Rate Constants of Hydroperoxyl Radical Addition to Cyclic Nitrones: A DFT Study
Villamena, F. A.; Merle, J. K.; Hadad, C. M.; Zweier, J. L.
J. Phys. Chem. A 2007, 111, 9995 - 10001.

128. Early Events in the Photochemistry of 2-Naphthyl Azide from Femtosecond UV/Vis Spectroscopy and Quantum Chemical Calculations: Direct Observation of a Very Short Lived Singlet Nitrene
Wang, J.; Kubicki, J.; Burdzinski, G.; Hackett, J. C; Gustafson, T. L.; Hadad, C. M.; Platz, M. S.
J. Org. Chem. 2007, 72, 7581 - 7586.

127. Silver(I) Mediated Folding of a Molecular Basket
Yan, Z.; Xia, S.; Gardlik, M.; Seo, W.; Hadad, C. M.; Badjic, J. D.
Org. Lett. 2007, 9, 2301 - 2304.

126. Reactivity of Superoxide Radical Anion with Cyclic Nitrones: Role of Intramolecular H Bond and Electrostatic Effects
Villamena, F. A.; Xia, S.; Merle, J. K.; Lauricella, R.; Tuccio, R.; Hadad, C. M.; Zweier, J. L.
J. Am. Chem. Soc. 2007 129, 8177 - 8191.

125. Oxidative Dehalogenation of Perhalogenated Benzenes by Cytochrome P450 Compound I
Hackett, J. C; Sanan, T. T.; Hadad, C. M.
Biochemistry 2007, 46, 5924 - 5940.

124. Competition between a-Cleavage and Energy Transfer in a-Azidoacetophenones
Muthukrishnan, S.; Mandel, S. M.; Hackett, J. C.; Singh, P. N. D.; Hadad, C. M.; Krause, J. A.; Gudmundsdöttir, A. D.
J. Org. Chem. 2007, 72, 2757 - 2768.

123. Concerning the Electronic Coupling of MoMo Quadruple Bonds linked by 4,4'- Azodibenzoate and Comparison with t2g6-Ru(II) Centers by 4,4'-Azodiphenylcyanamido Ligands
Chisholm, M. H.; D'Acchioli, J. S.; Hadad, C. M.; Patmore, N. J.
Inorg. Chem. 2006, 45, 11035 - 11042.

122. Surface Complexes of Phthalic Acid at the Hematite/Water Interface
Hwang, Y. S.; Liu, J.; Lenhart, J. J.; Hadad, C. M.
J. Colloid Interface Sci 2007, 307, 124 - 134.

121. Theoretical and Experimental Studies of the Spin Trapping of Inorganic Radicals by 5,5-Dimethyl-1-Pyrroline N-oxide (DMPO). 2. Carbonate Radical Anion
Villamena, F. A.; Locigno, E. J.; Rockenbauer, A.; Hadad, C. M.; Zweier, J. L.
J. Phys. Chem. A 2007, 111, 384 - 391.

120. Oxidation of Oleic Acid at Air/Liquid Interfaces
Voss, L. F.; Bazerbaski, M. F.; Beekman, C. P.; Hadad, C. M.; Allen, H. C.
J. Geophys. Res. 2007, 112, D06209.

119. Theoretical and Experimental Studies of the Spin Trapping of Inorganic Radicals by 5,5-Dimethyl-1-Pyrroline N-oxide (DMPO). 1. Carbon Dioxide Radical Anion
Villamena, F. A.; Locigno, E. J.; Rockenbauer, A.; Hadad, C. M.; Zweier, J. L.
J. Phys. Chem. A 2006, 110, 13253 - 13258.

118. Conformational Analysis of Methyl 5-O-Methyl Septanosides: Effect of Glycosylation on Conformer Populations
DeMatteo, M. P.; Mei, S.; Fenton, R.; Morton, M.; Baldisseri, D. M.; Hadad, C. M.; Peczuh, M. W.
Carbohyd. Res. 2006, 341, 2927 - 2945.

117. A Comparison of the Hydrodynamic and Conformational Properties of 2-Methoxy Isophthalamide and Pyridine-2,6-dicarboxamide Dendrons
Gabriel, C. J.; DeMatteo, M. P.; Paul, N. M.; Hadad, C. M.; Parquette, J. R.
J. Org. Chem. 2006, 71, 9035 - 9044.

116. Generation and Experimental Confirmation of the Triplet Ground State of Oxynitrenes
Wasylenko, W. A.; Kebede, N.; Showalter, B. M.; Matsunaga, N.; Miceli, A. P.; Liu, Y.; Ryzhkov, L. R.; Hadad, C. M.; Toscano, J. P.
J. Am. Chem. Soc. 2006, 128, 13142 - 13150.

115. Synthesis of L-Daunosamine and L-Ristosamine Glycosides via Photoinduced Aziridination. Conversion to Thioglycosides for use in Glycosylation Reactions
Mendlik, M. T.; Tao, P.; Hadad, C. M.; Coleman, R. S.; Lowary, T. L.
J. Org. Chem. 2006, 71, 8059 - 8070.

114. Early Events in the Photochemistry of Aryl Azides from Femtosecond UV/Vis Spectroscopy and Quantum Chemical Calculations
Burdzinski, G.; Hackett, J. C; Wang, J.; Gustafson, T. L.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 2006, 128, 13402 - 13411.

113. The Physical and Electronic Structure of M2 Complexes: A Density Functional Theory Study
Chisholm, M. H.; D'Acchioli, J. S.; Hadad, C. M.
J. Cluster Sci. 2007, 18, 27 - 49.

112. Reactive Intermediates in Combustion
Merle, J. K.; Hadad, C. M.
Reviews of Reactive Intermediate Chemistry, Volume 2; Platz, M. S.; Moss, R. A.; Jones, M., Jr., Eds.; Wiley Interscience, 2007, pp. 247 - 270.

111. Reactivity of Molecular Oxygen with Ethoxycarbonyl Derivatives of Tetrathiatriarylmethyl Radicals
Xia, S.; Villamena, F. A.; Hadad, C. M.; Kuppusamy, P.; Li, Y.; Zhu, H.; Zweier, J. L.
J. Org. Chem. 2006, 71, 7268 - 7279.

110. Competition between Atmospherically Relevant Fatty Acid Monolayers at the Air/Water Interface
Voss, L. F.; Hadad, C. M.; Allen, H. C.
J. Phys. Chem. B 2006, 110, 19487 - 19490.

109. Design, Synthesis and Conformational Dynamics of a Gated Molecular Basket
Maslak, V.; Yan, Z.; Xia, S.; Gallucci, J.; Hadad, C. M.; Badjic, J. D.
J. Am. Chem. Soc. 2006, 128, 5887 - 5894.

108. A pi-Stacking Interaction in the n-B18H22-Benzene System
Hamilton, E. J. M.; Kultyshev, R. G.; Du, B.; Meyers, E. A.; Liu, S.; Hadad, C. M.; Shore, S. G.
Eur. J. Chem. 2006, 12, 2571 - 2578.

107. Spectroscopic and Computational Studies of the Non-Aqueous Solvation of n-Octanol and Ethanol
Levering, L. M.; Hayes, C. J.; Callahan, K.; Hadad, C. M.; Allen, H. C.
J. Phys. Chem. B 2006, 110, 6325 - 6331.

106. Structure and Vibrational Spectra of Mononitrated Benzo[a]pyrenes
Onchoke, K. K.; Hadad, C. M.; Dutta, P. K.
J. Phys. Chem. A 2006, 110, 76 - 84.

105. Electronically Coupled MM Quadruply-Bonded Complexes, (M=Mo or W). Employing Functionalized Terephthlalate Bridges: Toward Molecular Rheostats and Switches
Chisholm, M.H.; Feil, F.; Hadad, C. M.; Patmore, N. J.
J. Am. Chem. Soc. 2005, 127, 18150 - 18158.

104. The Direct Detection of an Aryl Azide Excited State: An Ultrafast Study of the Photochemistry of para and ortho-Biphenyl Azide
Burdzinski, G. T.; Gustafson, T. L.; Hackett, J. C.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 2005, 127, 13764 - 13765.

103. Superoxide Radical Adduct of 5,5-Dimethyl-1-pyrroline N-oxide (DMPO). 2. The Thermodynamics of Decay and EPR Spectral Properties
Villamena, F. A.; Merle, J. K.; Hadad, C. M.; Zweier, J. L.
J. Phys. Chem. A 2005, 109, 6089 - 6098.

102. Superoxide Radical Adduct of 5,5-Dimethyl-1-pyrroline N-oxide (DMPO). 1. The Thermodynamics of Formation and Its Acidity
Villamena, F. A.; Merle, J. K.; Hadad, C. M.; Zweier, J. L.
J. Phys. Chem. A 2005, 109, 6083 - 6088.

101. The Gas-Phase Acidity of 2(3H)-Oxepinone: A Step Towards an Experimental Heat of Formation for the 2-Oxepinoxy Radical
Kroner, S. M.; DeMatteo, M. P.; Hadad, C. M.; Carpenter, B. K.
J. Am. Chem. Soc. 2005, 127, 7466 - 7473.

100. On the Electrophilicity of Hydroxyl Radical: A Laser Flash Photolysis and Computational Study
DeMatteo, M. P.; Poole, J. S.; Shi, X.; Sachdeva, R.; Hatcher, P. G.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 2005, 127, 7094 - 7109.

99. Studies of Oxalate-bridged MM Quadruple Bonds and their Radical Cations (M = Mo or W): On the Matter of Linkage Isomers
Chisholm, M. H.; D'Acchioli, J. S.; Hadad, C. M.; Patmore, N. J.
Dalton Trans. 2005, 1852 - 1857.

98. Theoretical Determinations of the Ambient Conformational Distribution and Unimolecular Decomposition of n-Propylperoxy Radical
Merle, J. K.; Hayes, C. J.; Zalyubovsky, S. J.; Glover, B. G.; Miller, T. A.; Hadad, C. M.
J. Phys. Chem. A 2005, 109, 3637 - 3646.

97. The Final Catalytic Step of Cytochrome P450 Aromatase: A Density Functional Theory Study
Hackett, J. C.; Brueggemeier, R. W.; Hadad, C. M.
J. Am. Chem. Soc. 2005, 127, 5224 - 5237.

96. Insights into the Structure of Cutin and Cutan from Agave americana leaf cuticle using HR-MAS NMR Spectroscopy
Deshmukh, A. P.; Simpson, A. J.; Hadad, C. M.; Hatcher, P. G.
Organic Geochemistry 2005, 36, 1072 - 1085.

95. A Study of Singlet and Triplet 2,6-Difluorophenylnitrene by Time Resolved Infrared Spectroscopy
Mandel, S.; Liu, J.; Hadad, C. M.; Platz, M. S.
J. Phys. Chem. A 2005, 109, 2816 - 2821.

94. Reaction of Hydroxyl Radical with Aromatic Hydrocarbons in Non-Aqueous Solutions - A Laser Flash Photolysis Study in Acetonitrile
Poole, J. S.; Shi, X.; Hadad, C. M.; Platz, M. S.
J. Phys. Chem. A 2005, 109, 2547 - 2551.

93. The Reaction of Triplet Nitrenes with Oxygen: A Computational Study
Liu, J.; Hadad, C. M.; Platz, M. S.
Org. Lett. 2005, 7, 549 - 552.

92. Observation of the A - X Electronic Transition of the 1-C3H7O2 and 2-C3H7O2 Radicals using Cavity Ringdown Spectroscopy
Zalyubovsky, S. J.; Glover, B. G.; Miller, T. A.; Hayes, C.; Merle, J. K.; Hadad, C. M.
J. Phys. Chem. A 2005, 109, 1308 - 1315.

91. Comparative DFT Study of the Spin Trapping of Methyl, Mercapto, Hydroperoxy, Superoxide and Nitric Oxide Radicals by Various Substituted Cyclic Nitrones
Villamena, F. A.; Hadad, C. M., Zweier, J. L.
J. Phys. Chem. A 2005, 109, 1662 - 1674.

90. Spectroscopic and Computational Studies of Aqueous Ethylene Glycol Solution Surfaces
Hommel, E. L.; Merle, J. K.; Ma, G.; Hadad, C. M.; Allen, H. C.
J. Phys. Chem. B 2005, 109, 811 - 818.

89. Septanose Carbohydrates: Synthesis and Conformational Studies of Methyl a-D-Glycero-D-idoseptanoside and Methyl b-D-Glycero-D-guloseptanoside
DeMatteo, M. P.; Snyder, N. L.; Morton, M.; Baldisseri, D. M.; Hadad, C. M.; Peczuh, M. W.
J. Org. Chem. 2005, 70, 24 - 38.

88. A Comparison of Acetyl and Methoxycarbonylnitrenes by Computational Methods and a Laser Flash Photolysis Study of Benzoylnitrene
Liu, J.; Mandel, S.; Hadad, C. M.; Platz, M. S.
J. Org. Chem. 2004, 69, 8583 - 8593.

87. Spin Trapping by 5-Carbamoyl-5-methyl-1-pyrroline N-oxide (AMPO): Theoretical and Experimental Studies
Villamena, F. A.; Gallucci, J.; Velayutham, M.; Hadad, C. M., Zweier, J. L.
J. Org. Chem. 2004, 69, 7994 - 8004.

86. Computational Study of the Oxygen Initiated Decomposition of 2-Oxepinoxy Radical: A Key Intermediate in the Oxidation of Benzene
Merle, J. K.; Hadad, C. M
J. Phys. Chem. A 2004, 108, 8419 - 8433.

85. Thienyl Carboxylate Ligands Bound to and Bridging MM Quadruple Bonds, M = Mo or W: Models for Polythiophenes Incorporating MM Quadruple Bonds
Byrnes, M. J.; Chisholm, M. H.; Clark, R. J. H.; Gallucci, J. C.; Hadad, C. M.; Patmore, N. J.
Inorg. Chem. 2004, 43, 6334 - 6344.

84. Electronically-Coupled Tungsten-Tungsten Quadruple Bonds: Comparisons of Electron Delocalization in 3,6-Dioxypyridazine and Oxalate-Bridged Compounds
Chisholm, M. H.; Clark, R. J. H.; Gallucci, J.; Hadad, C. M.; Patmore, N. J.
J. Am. Chem. Soc. 2004, 126, 8303 - 8313.

83. Regioregular and Regioirregular Oligoether Carbonates: A 13C{1H} NMR Investigation
Byrnes, M. J.; Chisholm, M. H.; Hadad, C. M.; Zhou, Z.
Macromolecules 2004, 37, 4139 - 4145.

82. 9,10-Anthracene Dicarboxylate Bridged Complexes with M2 Quadruply Bonded Tungsten Dimetal Units: [{M2(O2CtBu)3}2(m-9,10-An(CO2)2)], where M = Mo or W
Byrnes, M. J.; Chisholm, M. H.; Dye, D. F.; Hadad, C. M.; Wilson, P. J.; Zaleski, J. M.
Dalton Trans. 2004, 523 - 529.

81. 3,6-Dioxypyridazine Bridged Tungsten-Tungsten Quadruple Bonds. Comparisons of Electron Delocalisation with Oxalate Bridged Compounds
Chisholm, M. H.; Clark, R. J. H.; Hadad, C. M.; Patmore, N. J.
Chem. Commun. 2004, 80 - 82.

80. Theoretical Study of the Spin Trapping of Hydroxyl Radical by Cyclic Nitrones: A Density Functional Theory Approach
Villamena, F. A.; Hadad, C. M., Zweier, J. L.
J. Am. Chem. Soc. 2004, 126, 1816 - 1829.

79. M2(hpp)4Cl2 and M2(hpp)4, where M=Mo and W: Preparations, Structure and Bonding and Comparisons with C2, C2H2 and C2Cl2 and the Hypothetical Molecules M2(hpp)4(H)2
Chisholm, M. H.; Gallucci, J.; Hadad, C. M.; Huffman, J. C.; Wilson, P. J.
J. Am. Chem. Soc. 2003, 125, 16040 - 16049.

78. A Density Functional Theory Study of Nitrated Polycyclic Aromatic Hydrocarbons: Examining the Correlation between Nitro Group Orientation and Biological Activity
Onchoke, K. K.; Hadad, C. M.; Dutta, P. K.
Polycyclic Aromatic Compounds 2004, 24, 37 - 64.

77. Alkyne Adducts of [W2(OCH2tBu)8]. Cases of Perpendicular and Skewed Bridges in Equilibrium with Terminal Bonded Isomers
Chisholm, M. H.; Click, D. R.; Gallucci, J. C.; Hadad, C. M.; Wilson, P. J.
Organometallics 2003, 22, 4725 - 4733.

76. Photochemistry of 1-(N,N-Diethylamino)diazen-1-ium-1,2-diolate: An Experimental and Computational Investigation
Pavlos, C. M.; Cohen, A. D.; D'Sa, R. A.; Sunoj, R. B.; Wasylenko, W. A.; Kapur, P.; Relyea, H. A.; Kumar, N. A.; Hadad. C. M.; Toscano, J. P.
J. Am. Chem. Soc. 2003, 25, 14934 - 14940.

75. Regioselectivity in Alkylation Reactions of 1,2-O-Stannylene Acetals of D-Arabinofuranose
Darwish, O. S.; Callam, C. S.; Hadad, C. M.; Lowary, T. L.
J. Carbohyd. Chem. 2003, 22, 963 - 981.

74. A New Approach to Evaluating the Extent of Michael Adduct Formation to PAH Quinones: Tetramethylammonium Hydroxide (TMAH) Thermochemolysis with GC/MS
Briggs, M. K.; Desavis, E.; Mazzer, P. A.; Sunoj, R. B.; Hatcher, S. A.; Hadad, C. M.; Hatcher, P. G.
Chem. Res. Toxicol. 2003, 16, 1484 - 1492.

73. Mechanistic Studies of the Copolymerization of Propylene Oxide and Carbon Dioxide: A Microstructural Approach
Byrnes, M. J.; Chisholm, M. H.; Hadad, C. M.; Zhou, Z.
Polymer Preprints 2003, 44, 695 - 696.

72. Conformational Properties of Folded Metallodendrimers
Rauckhorst, M. R.; Wilson, P. J.; Hatcher, S. A.; Hadad, C. M.; Preston, A. J.; Parquette, J. R.
Polymer Preprints 2003, 44, 470 - 471.

71. Reactions of [W2(OCH2tBu)8] (M=M) with Diazobenzene and Trimethylsilyldiazomethane. Preparation and Structures of W2(OCH2tBu)8(NPh) and W2(OCH2tBu)8(N2C(H)SiMe3)
Chisholm, M. H.; Click, D. R.; Gallucci, J. C.; Hadad, C. M.
Dalton Trans. 2003, 3205 - 3210.

70. A Computational Study of the Halogen Atom-Benzene Complexes
Tsao, M.-L.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 2003, 125, 8390 - 8399.

69. Gas and Solution Phase Energetics of the Methyl a- and b-D-Aldopentofuranosides
Houseknecht, J. B.; Lowary, T. L.; Hadad, C. M.
J. Phys. Chem. A 2003, 107, 5763 - 5777.

68. Kinetic Study and Theoretical Analysis of Hydroxyl Radical Trapping and Spin Adduct Decay of Alkoxycarbonyl- and Dialkyloxyphosphoryl-nitrones in Aqueous Media
Villamena, F. A.; Hadad, C. M., Zweier, J. L.
J. Phys. Chem. A 2003, 107, 4407 - 4414.

67. "Locking" Dendrimer Confromation through Metal Coordination
Rauckhorst, M. R.; Wilson, P. J.; Hatcher, S. A.; Hadad, C. M.; Parquette, J. R.
Tetrahedron 2003, 59, 3917 - 3923.

66. Improved Karplus Equations for 3JC1,H4 in Aldopentofuranosides. Application to the Conformational Preferences of the Methyl Aldopentofuranosides
Houseknecht, J. B.; Lowary, T. L.; Hadad, C. M.
J. Phys. Chem. A 2003, 107, 372 - 378.

65. Alkyne Adducts of [W2(OCH2tBu)8]n (M=M). Comparisons of Bridging and Terminal Addition Products
Chisholm, M. H.; Click, D. R.; Galluci, J. C.; Hadad, C. M.; Wilson, P. J.
J. Am. Chem. Soc. 2002, 124, 14518 - 14519.

64. Substituent Effects on the Electronic Structure and pKa of Benzoic Acid
Hollingsworth, C. A.; Seybold, P. G.; Hadad, C. M.
Int. J. Quantum Chem. 2002, 90, 1396 - 1403.

63. Perfluoroterephthalate Bridged Complexes with M-M Quadruple Bonds: (tBuCO2)3M2(m-O2CC6F4CO2)M2(O2CtBu)3, where M = Mo or W. Studies of Solid-State, Molecular and Electronic Structure and Correlations with Electronic and Raman Spectral Data
Bursten, B. E.; Chisholm, M. H.; Clark, R. J. H.; Firth, S.; Hadad, C. M.; Wilson, P. J.; Woodward, P. W.; Zaleski, J. M.
J. Am. Chem. Soc. 2002, 124, 12244 - 12254.

62. Photoelectron Spectroscopy of HCCN- and HCNC- reveals the Quasilinear Triplet Carbenes, HCCN and HCNC
Nimlos, M. R.; Davico, G.; Geise, C. M.; Wenthold, P. G.; Lineberger, W. C.; Blanksby, S. J.; Hadad, C. M.; Petersson, G. A.; Ellison, G. B.
J. Chem. Phys. 2002, 117, 4323 - 4339.

61. The Photochemistry of Riboflavin Tetraacetate and Nucleosides. A Study using Density Functional Theory, Laser Flash Photolysis, Fluorescence, UV-Vis, and Time Resolved Infrared Spectroscopy
Martin, C. B.; Shi, X.; Tsao, M.-L.; Karweik, D.; Brooke, J.; Hadad, C. M.; Platz, M.S.
J. Phys. Chem. B 2002, 106, 10263 - 10271.

60. Electronic Coupling Between Molybdenum and Tungsten Quadruple Bonds in Molecular Squares and Extended Chains Linked by Oxalate, Acetylenedicarboxylate and Perfluoroterephthalate Bridges.
Bursten, B. E.; Chisholm, M. H.; Hadad, C. M.; Li, J.; Wilson, P. J.
Isr. J. Chem. 2001, 41, 187 - 195.

59. Conformational Analysis of Furanose Rings with PSEUROT: Parameterization for Rings Possessing the Arabino-, Lyxo-, Ribo- and Xylo- Stereochemistry and Application to Arabinofuranosides
Houseknecht, J. B.; Altona, C.; Hadad, C. M.; Lowary, T. L.
J. Org. Chem. 2002, 67, 4647 - 4651.

58. The Reaction of Triplet Flavin with Indole. A Study using Density Functional Theory and Time Resolved Infrared Spectroscopy
Martin, C. B.; Tsao, M.-L.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 2002, 124, 7226 - 7234.

57. Bystander Effects on Carbene Rearrangements: A Computational Study
Hill, B.; Zhu, Z.; Boeder, A.; Hadad, C. M.; Platz, M. S.
J. Phys. Chem. A 2002, 106, 4970 - 4979.

56. The Rearrangement Pathways of 2-Hydroxy-2-methylpropylidene: An Experimental and Computational Study
Farlow, R. A.; Thamattoor, D. M.; Sunoj, R. B.; Hadad, C. M.
J. Org. Chem. 2002, 67, 3257 - 3265.

55. Computational and Experimental Studies of the Effect of Substituents on the Singlet-Triplet Energy Gap in Phenyl(carbomethoxy)carbene
Geise, C. M.; Wang, Y.; Mykhaylova, O.; Frink, B. T.; Toscano, J. P.; Hadad, C. M.
J. Org. Chem. 2002, 67, 3079 - 3088.

54. Substituent Effects in the Interconversion of Phenylcarbene, Bicyclo[4.1.0]hepta-2,4,6-triene and 1,2,4,6-Cycloheptatetraene
Geise, C. M.; Hadad, C. M.
J. Org. Chem. 2002, 67, 2532 - 2540.

53. Photochemical Electron Transfer Reactions of Tirapazamine
Poole, J. S.; Hadad, C. M.; Platz, M. S.; Fredin, Z. P.; Pickard, L.; Chowdhury, G.; Kotandeniya, D.; Gates, K. S.
Photochem. Photobiol., 2002, 75, 339 - 345.

52. Oxalate-Bridged Complexes of Dimolybdenum and Ditungsten Supported by Pivalate Ligands: (tBuCO2)3M2(m-O2C2O2)M2(O2CtBu)3. Correlation of the Solid State, Molecular and Electronic Structures with Raman, Resonance Raman and Electronic Spectral Data
Bursten, B. E.; Chisholm, M. H.; Clark, R. J. H.; Firth, S.; Hadad, C. M.; Macintosh, A. M.; Wilson, P. J.; Woodward, P. W.; Zaleski, J. M.
J. Am. Chem. Soc. 2002, 124, 3050 - 3063.

51. Comparison of Different Atomic Charge Schemes for Predicting pKa Variations in Substituted Anilines and Phenols
Gross, K. C.; Seybold, P. G.; Hadad, C. M.
Int. J. Quantum Chem. 2002, 90, 445 - 458.

50. A Computational Study of Cyclopropylnitrene
Tsao, M.-L.; Hadad, C. M.; Platz, M. S.
Tetrahedron Lett. 2002, 43, 745 - 748.

49. Solvent Dependence of the 2-Naphthyl(carbomethoxy)carbene Singlet/Triplet Energy Gap
Wang, Y.; Hadad, C. M.; Toscano, J. P.
J. Am. Chem. Soc. 2002, 124, 1761 - 1767.

48. An Experimental and Computational Evaluation of the Energetics of the Isomeric Methoxyphenylcarbenes Generated in Carbon Atom Reactions
Geise, C. M.; Hadad, C. M.; Zheng, F.; Shevlin, P. B.
J. Am. Chem. Soc. 2002, 124, 355 - 364.

47. Computational Analysis of the Potential Energy Surfaces of Glycerol in the Gas and Aqueous Phases. Effects of Level of Theory, Basis Set, and Solvation on Strongly Intramolecularly Hydrogen-Bonded Systems
Callam, C. S.; Singer, S. J.; Lowary, T. L.; Hadad, C. M.
J. Am. Chem. Soc. 2001, 123, 11743 - 11754.

46. M2 d-to-Oxalate p* Conjugation in Oxalate-Bridged Complexes Containing M-M Quadruple Bonds
Bursten, B. E.; Chisholm, M. H.; Hadad, C. M.; Wilson, P. J.
Chem. Commun. 2001, 2382 - 2383.

45. Chalcogenide-Bridged Ditungsten (M-M) Complexes: An Experimental and Theoretical Study of the Electronic Structure and Bonding in W2(m-E)(m-OCH2tBu)2(OCH2tBu)6, where E = O, S, Se or Te
Bollinger, J. C.; Chisholm, M. H.; Click, D. R.; Folting, K.; Hadad, C. M.; Tiedtke, D. B.; Wilson, P. J.
J. Chem. Soc., Dalton Trans. 2001, 2074 - 2082.

44. Computational Studies of the Arabinofuranose Ring: Conformational Preferences of Fully Relaxed Methyl a-D-Arabinofuranoside
McCarren, P. R.; Gordon, M. T.; Lowary, T. L.; Hadad, C. M.
J. Phys. Chem. A 2001, 105, 5911 - 5922.

43. Conformational Studies of Methyl 3-O-Methyl-a-D-Arabinofuranoside: An Approach for Studying the Conformation of Furanose Rings
Houseknecht, J. B.; McCarren, P. R.; Lowary, T. L.; Hadad, C. M.
J. Am. Chem. Soc. 2001, 123, 8811 - 8824.

42. A Laser Flash Photolysis and Quantum Chemical Study of the Fluorinated Derivatives of Singlet Phenylnitrene
Gritsan, N. P.; Gudmundsdottir, A. D.; Tigelaar, D.; Zhu, Z.; Karney, W. L.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 2001, 123, 1951 - 1962.

41. Reactions of Ar+ with Selected Volatile Organic Compounds. A Flowing Afterglow and Selected Ion Flow Tube Study
Cohen, M. H.; Barckholtz, C.; Frink, B. T.; Bond, J. J.; Geise, C. M.; Hoff, J.; Herlinger, J.; Hickey, T.; Hadad, C. M.
J. Phys. Chem. A 2000, 104, 11318 - 11327.

40. Computational Study of the Electronic Structure of Substituted Phenylcarbene in the Gas Phase
Geise, C. M.; Hadad, C. M.
J. Org. Chem. 2000, 65, 8348 - 8356.

39. A Mechanistic Study of the Reactions of H, O (3P), and OH with Monocyclic Aromatic Hydrocarbons by Density Functional Theory
Barckholtz, C.; Barckholtz, T. A.; Hadad, C. M.
J. Phys. Chem. A 2001, 105, 140 - 152.

38. Unimolecular Decomposition of 2-Oxepinoxy Radical: A Key 7-Membered Ring Intermediate in the Thermal Oxidation of Benzene
Fadden, M. J.; Hadad, C. M.
J. Phys. Chem. A 2000, 104, 8121 - 8130.

37. The Rearrangement Pathways of Arylperoxy Radicals. 2. The Five-Membered Heterocycles
Fadden, M. J.; Hadad, C. M.
J. Phys. Chem. A 2000, 104, 6324 - 6331.

36. The Gas Phase Reactivity of Nucleophiles with Thioesters: A Flowing Afterglow Study
D'Aurora, L. B.; Frink, B. T.; Geise, C. M.; Cohen, M. H.; Hadad, C. M.
J. Am. Chem. Soc., submitted.

35. The Rearrangement Pathways of Arylperoxy Radicals. 1. The Azabenzenes
Fadden, M. J.; Hadad, C. M.
J. Phys. Chem. A 2000, 104, 6088 - 6094.

34. The Fragmentation Pathways of Protonated Glycine. A Computational Study
O'Hair, R. A. J.; Broughton, P. S.; Styles, M. L.; Frink, B. T.; Hadad, C. M.
J. Am. Soc. Mass Spectrom. 2000, 11, 687 - 696.

33. Formation of Anti-Bredt Olefins from Bridgehead Carbene Precursors: A Computational Study
Geise, C. M.; Hadad, C. M.
J. Am. Chem. Soc. 2000, 122, 5861 - 5865.

32. Solvation Effects on Rearrangements of Alkyl and Dialkyl Carbenes: Continuum Dielectric Methods and Explicit Solvent Molecules
Sulzbach, H. M.; Geise, C. M.; Hadad, C. M.
J. Am. Chem. Soc., submitted.

31. Zero-field Splitting of the Triplet Ground and Excited States of 7H-Benz[de]anthracen-7-ylidene in n-hexane at 1.7 K. A Hole Burning Study.
Kozankiewicz, B.; Aloshyna, M.; Sienkiewicz, A.; Orrit, M.; Tamarat, Ph.; Hadad, C. M.; Snoonian, J. R.; Platz, M. S.
J. Phys. Chem. A 2000, 104, 5213 - 5218.

30. Spectroscopic studies of 12-oxo-5(12H)-naphthacenylidene and 7H-Benz[de]anthracen-7-ylidene in Shpolskii matrixes at 5 K
Aloshyna, M.; Kozankiewicz, B.; Hadad, C. M.; Snoonian, J. R.; Platz, M. S.
J. Phys. Chem. A 2000, 104, 3391 - 3397.

29. The Interplay of Theory and Experiment in the Study of Phenylnitrene
Borden, W. T.; Gritsan, N. P.; Hadad, C. M.; Karney, W. L.; Kemnitz, C. R.; Platz, M. S.
Acc. Chem. Res. 2000, 33, 765 - 771.

28. Computational Study of the Unimolecular Decomposition Pathways of Phenylperoxy Radical
Fadden, M. J.; Barckholtz, C.; Hadad, C. M.
J. Phys. Chem. A 2000, 104, 3004 - 3011.

27. Probing Furanose Ring Conformation by Gas-Phase Computational Methods: Energy Profile and Structural Parameters in Methyl b-D-Arabinofuranoside as a Function of Ring Conformation
Gordon, M. T.; Lowary, T. L.; Hadad, C. M.
J. Org. Chem. 2000, 65, 4954 - 4963.

26. Time-Resolved IR Studies of Triplet 1,3-Cyclopentanediyl
Showalter, B. M.; Bentz, T. C.; Ryzhkov, L. R.; Hadad, C. M.; Toscano, J. P.
J. Phys. Org. Chem. 2000, 13, 309 - 312.

25. Flowing Afterglow Study of the Gas Phase Nucleophilic Reactions of Some Formyl, Acetyl and Cyclic Esters
Frink, B. T.; Hadad, C. M.
J. Chem. Soc., Perkin Trans. 2 1999, 11, 2397 - 2408.
(Memorial issue for the late Professor Robert R. Squires.)

24. A Computational Study of Methyl-a-D-Arabinofuranoside: Effect of Ring Conformation on Structural Parameters and Energy Profile
Gordon, M. T.; Lowary, T. L.; Hadad, C. M.
J. Am. Chem. Soc. 1999, 121, 9682 - 9692.

23. Computational Study of the Mechanisms for the Reaction of O2 with Aromatic Radicals
Barckholtz, C.; Fadden, M. J.; Hadad, C. M.
J. Phys. Chem. A 1999, 103, 8108 - 8117.

22. Experimental and Theoretical Investigations of Ring-Expansion in 1-Methylcyclopropylcarbene
Thamattoor, D. M.; Snoonian, J. R.; Sulzbach, H. M.; Hadad, C. M.
J. Org. Chem. 1999, 64, 5886 - 5895.

21. Spectroscopic and Computational Studies of Perfluorophenyl and Perfluoro-2-Naphthyl Nitrenes in Shpolskii Matrices
Kozankiewicz, B.; Deperasinska, I.; Zhai, H. B.; Zhu, Z.; Hadad, C. M.
J. Phys. Chem. A 1999, 103, 5003 - 5010.

20. A Laser Flash Photolysis and Computational Study of Singlet Phenylnitrene
Gritsan, N. P.; Zhu, Z.; Hadad, C. M.; Platz, M. S.
J. Am. Chem. Soc. 1999, 121, 1202 - 1207.

19. C-H and N-H Bond Dissociation Energies of Small Aromatic Hydrocarbons
Barckholtz, C.; Barckholtz, T. A.; Hadad, C. M.
J. Am. Chem. Soc. 1999, 121, 491 - 500.

18. Computational Studies of Halonium Ions of Cyclohexane and Cyclopentane
Damrauer, R.; Leavell, M. D.; Hadad, C. M.
J. Org. Chem. 1998, 63, 9476 - 9485.

17. C-O and C-S Bonds: Stability, Bond Dissociation Energies and Resonance Stabilization
Hadad, C. M.; Rablen, P. R.; Wiberg, K. B.
J. Org. Chem. 1998, 63, 8668 - 8681.

16. The Structure of Psoralen Triplet States: Time-Resolved Infrared Spectra and Quantum Chemical Calculations
Toscano, J. P.; Hadad, C. M.; Platz, M. S.; Gustafson, T. L. ; Yuzawa, T.; Hamaguchi, H. Time-Resolved Vibrational Spectroscopy VII, Dyer, R. B.; Martinez, M. A. D.; Shreve, A.; Woodruff, W. H. Eds. (Los Alamos Conference Proceedings, LA-13290, 1997), pp. 311-312.

15. Hydrogen Migration vs Carbon Migration in Dialkylcarbenes. A Study of the Preferred Product in the Carbene Rearrangements of Ethylmethylcarbene, Cyclobutylidene, 2-Norbornylidene and 2-Bicyclo[2.1.1]hexylidene
Sulzbach, H. M.; Platz, M. S.; Schaefer, H. F., III; Hadad, C. M.
J. Am. Chem. Soc. 1997, 119, 5682 - 5689.

14. Fluorescence Lifetime Measurements and Spectral Analysis of Adamantyl Diazirine
Buterbaugh, J. S.; Toscano, J. T.; Weaver, W. L.; Gord, J. R.; Hadad, C. M.; Gustafson, T. L.; Platz, M. S.
J. Am. Chem. Soc. 1997, 119, 3580 - 3591.

13. Butadiene. 3. Charge Distribution in Electronically Excited States
Wiberg, K. B.; Hadad, C. M.; Ellison, G. B.; Foresman, J. B.
J. Phys. Chem. 1993, 97, 13586 - 13597.

12. Tricyclo[2.1.0.01,3]pentane
Wiberg, K. B.; McMurdie, N.; McClusky, J. V.; Hadad, C. M.
J. Am. Chem. Soc. 1993, 115, 10653 - 10657.

11. A Theoretical and Experimental Investigation of Vicinal Tricarbonyl Systems and Their Hydrates
Henke, S. L.; Hadad, C. M.; Morgan, K. M.; Wiberg, K. B.; Wasserman, H. H.
J. Org. Chem. 1993, 58, 2830 - 2839.

10. Excited States of Carbonyl Compounds. I. Formaldehyde and Acetaldehyde
Hadad, C. M.; Foresman, J. B.; Wiberg, K. B.
J. Phys. Chem. 1993, 97, 4293 - 4312.

9. Electronically Excited States of Ethylene
Wiberg, K. B.; Hadad, C. M.; Foresman, J. B.; Chupka, W. A.
J. Phys. Chem. 1992, 96, 10756 - 10768.

8. Substituent Effects. 4. Nature of Substituent Effects at Carbonyl Groups
Wiberg, K. B.; Hadad, C. M.; Rablen, P. R.; Cioslowski, J.
J. Am. Chem. Soc. 1992, 114, 8644 - 8654.

7. Structures and Energies of Ions Derived from Bicyclo[1.1.1]pentane
Wiberg, K. B.; Hadad, C. M.; Sieber, S.; Schleyer, P. v. R.
J. Am. Chem. Soc. 1992, 114, 5820 - 5828.

6. An Analysis of the Effect of Electron Correlation on Charge Density Distributions
Wiberg, K. B.; Hadad, C. M.; LePage, T. J.; Breneman, C. M.; Frisch, M. J.
J. Phys. Chem. 1992, 96, 671 - 679.

5. Stereochemistry of Metalated Aldimines. 2. A Theoretical Study of Dimeric Ion-Pair Aggregates of Isomeric Lithioacetaldimines and of their Kinetically Controlled Reactions with Formaldehyde
Glaser, R.; Hadad, C. M.; Wiberg, K. B.; Streitweiser, A.
J. Org. Chem. 1991, 56, 6625 - 6637.

4. How do Electrons Respond to Structural Changes?
Wiberg, K. B.; Hadad, C. M.; Breneman, C. M.; Laidig, K. E.; Murcko, M. A.; LePage, T. J.
Science 1991, 252, 1266 - 1272.

3. Assignment of the A State in Bicyclobutane. The Multiphoton Ionization Spectrum and Calculations of the Transition Energies
Walters, V. A.; Hadad, C. M.; Thiel, Y.; Colson, S. D.; Wiberg, K. B.; Johnson, P. M.; Foresman, J. B.
J. Am. Chem. Soc. 1991, 113, 4782 - 4791.

2. Interrelationships among Heats of Formation and Molecular Mechanics Steric Energies
Hadad, C. M.; Damewood, J. R., Jr.; Liebman, J. F.
Tetrahedron 1989, 45, 1623 - 1632.

1. Pyramidal Inversion in Silyl Anions
Damewood, J. R., Jr.; Hadad, C. M.
J. Phys. Chem. 1988, 92, 33 - 36.