Publications (1970-1979)
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99. The Evaluation of Strain
in Hydrocarbons. The Strain Adamantane and Its Origin. P.v.R. Schleyer,
J.E. Williams, and K.R. Blanchard. J. Am. Chem. Soc. 1970, 92, 2377-2386.
100. Studies of Hydrogen-Bonded Complex Formation. III. Thermodynamics
of Complexing by Infrared Spectroscopy and Calorimetry. E.M. Arnett,
L. Joris, E. Mitchell, T.S.S.R. Murty, T.M. Gorrie, and P.v.R. Schleyer.
J. Am. Chem. Soc. 1970, 92, 2365-2377.
101. Barriers in Ethyl Cations. James E. Williams, Jr., Volker
Buss, Leland C. Allen, Paul von Ragu¨¦ Schleyer, William A.
Lathan, Warren J. Hehre, and John A. Pople. J. Am. Chem. Soc. 1970,
92, 2141-2143.
102. Solvent Assistance in the Solvolysis of Secondary Substrates.
I. The 2-Adamantyl System, a Standard for Limiting Solvolysis in
a Secondary Substrate. J.L. Fry, C.J. Lancelot, L.K.M. Lam, J.M.
Harris, R.C. Bingham, D.J. Raber, R.E. Hall, and P.v.R. Schleyer.
J. Am. Chem. Soc. 1970, 92, 2538-2540.
103. Solvent Assistance in the Solvolysis of Secondary Substrates.
II. The -Methyl/Hydrogen Rate Ratio for the 2-Adamantyl System.
J.L. Fry, J.M. Harris, R.C. Bingham, and P.v.R. Schleyer. J. Am.
Chem. Soc. 1970, 92, 2540-2542.
104. Solvent Assistance in the Solvolysis of Secondary Substrates.
III. A Method for Estimating the Magnitude of Solvent Assistance.
P.v.R. Schleyer, J.L. Fry, L.K.M. Lam, and C.J. Lancelot. J. Am.
Chem. Soc. 1970, 92, 2542-2544.
105. Degeneracy in the Bicyclononatrienyl-Barbaralyl Cation Rearrangement.
James C. Barborak and Paul von Ragu¨¦ Schleyer. J. Am. Chem.
Soc. 1970, 92, 3184-3186.
106. 1-tert.-Butyl-vinyl-trifluormethansulfonat: Solvolyse und
Umlagerung über ein Vinylkation. Antonio Garcia Martinez, Michael
Hanack, Richard H. Summerville, Paul von Ragu¨¦ Schleyer and
Peter Stang. Angew. Chem. 1970, 82, 323-324. 1-Tert-Butylvinyl-Trifluoromethanesulfonate:
Solvolysis and Rearrangement via a Vinyl Cation. Angew. Chem. Int.
Ed. Engl. 1970, 9, 302-303.
107. Solvolytic Reactivity of 4-Nortricyclyl Triflate. A Carbonium
Ion Analog of a Face-Protonated Cyclopropane. R.C. Bingham, W.F.
Sliwinski, and P.v.R. Schleyer. J. Am. Chem. Soc. 1970, 92, 3471-3473.
108. Solvent Assistance in the Solvolysis of Secondary Substrates.
IV. The Solvolytic Behavior of the Di-t- butylcarbinyl System. Samuel
H. Liggero, Jon J. Harper, Paul von Ragu¨¦ Schleyer, A. Paul
Krapcho, and David E. Horn. J. Am. Chem. Soc. 1970, 92, 3789-3791.
109. Rearrangements Involving Simple Cation Cations Generated
by Solvolysis. M.A. Imhoff, R.H. Summerville, P.v.R. Schleyer, A.G.
Martinez, M. Hanack, T.E. Dueber, and P.J. Stang. J. Am. Chem. Soc.
1970, 92, 3802-3804.
110. Preparation of Ring-Labelled Adamantane Derivatives. I. 2-Adamantane
carboxylic Acid-2-14C and 2- Methyladamantane-2-14C. Z. Majerski,
A.P. Wolf, and P.v.R. Schleyer. J. Labelled Compounds 1970, 6, 179-
186.
111. Hexacyclo[10,3,1,02,10,03,7,06,15,09,14]hexadecane; an Ethanocongressane.
S.T. Rao, M. Sundaralingam, E. Osawa, E. Wiskott, and P.v.R. Schleyer.
J. Chem. Soc., Chem. Comm. 1970, 14, 861-862.
112. Methoxy Groups as Probes for Delocalized Cations. Substituent
Effects on 2-Norbornyl Solvolysis Rates. P.v.R. Schleyer, P.J. Stang,
and D.J. Raber. J. Am. Chem. Soc. 1970, 92, 4725-4728.
113. Chemistry of 4-Protoadamantyl Derivatives. Dieter Lenoir
and Paul von Ragu¨¦ Schleyer. J. Chem. Soc., Chem. Comm. 1970,
92, 941-942.
114. The Synthesis of 2,4-Dehydrohomoadamantane. Zdenko Majerski,
Samuel H. Liggero, and Paul von Ragu¨¦ Schleyer. J. Chem.
Soc., Chem. Comm. 1970, 92, 949- 950.
115. Darstellung cyclischer und acyclischer Vinyltrifluormethansulfonate.
Thomas E. Dueber, Peter J. Stang, Wolf D. Pfeifer, Richard H. Summerville,
Michael A. Imhoff, Paul von Ragu¨¦ Schleyer, Klaus Hummel,
Siegfried Bocher, Charles E. Harding und Michael Hanack. Angew.
Chem. 1970, 82, 517-518. Preparation of Cyclic and Acyclic Vinyl
Trifluoromethanesulfonates. Angew. Chem. Int. Ed. Engl. 1970, 9,
521-522.
116. Product-Rate Correlation in Acetolysis of threo-3- Aryl-2-butyl
Brosylates. Supporting Evidence for the Existence of Two Discrete
Pathways. Herbert C. Brown, C.J. Kim, Charles J. Lancelot, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1970, 92, 5244-5245.
117. Stereochemical Inhibition of Intramolecular 1,2- Shifts.
The Intramolecular Nature of Hydride Shifts in the Adamantane Series.
P.v.R. Schleyer, L.K.M. Lam, D.J. Raber, J.L. Fry, M.A. McKervey,
J.R. Alford, B.D. Cuddy, V.K. Keizer, H.W. Geluk, and J.L.M.A. Schlatmann.
J. Am. Chem. Soc. 1970, 92, 5246-5247.
118. Solvent Assistance in the Solvolysis of Secondary Substrates.
The Use of Added Azide Ion as a Mechanistic Probe. J. Milton Harris,
Douglas J. Raber, Robert E. Hall, and Paul von Ragu¨¦ Schleyer.
J. Am. Chem. Soc. 1970, 92, 5730-5731.
119. Stereochemical Inhibition of Intramolecular 1,2- Shifts.
Mechanistic Evidence for Skeletal Rearrangement during Apparent
1,2-Methyl Shifts of Adamantane. Z. Majerski, P.v.R. Schleyer, and
A.P. Wolf. J. Am. Chem. Soc. 1970, 92, 5731-5733.
120. The Role of Solvent in the Solvolysis of t-Alkyl Halides.
Douglas J. Raber, Richard C. Bingham, J. Milton Harris, James L.
Fry, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1970,
92, 5977-5981.
121. Rotational Barriers of Alkyl Cations. L. Radom, J.A.Pople,
V. Buss, and P.v.R. Schleyer. J. Am. Chem. Soc. 1970, 92, 6380-6382.
122. A Convenient, High-Yield Preparation of Diamantane (Congressane).
Tamara M. Gund, Van Zandt Williams, Jr., Eiji Osawa, and Paul von Ragu¨¦ Schleyer. Tetrahedron Letters 1970,
123. Rotational Barriers in 1-Propyl Cations. Leo Radom, John
A. Pople, Volker Buss, and Paul von Ragu¨¦ Schleyer. J. Am.
Chem. Soc. 1970, 92, 6987-6988.
124. The -Route to 2-Substituted Adamantanes. Douglas J. Raber,
Gregory J. Kane, and Paul von Ragu¨¦ Schleyer. Tetrahedron
Letters 1970, 4117-4120.
125. Degenerate Carbonium Ions. R.E. Leone and P.v.R. Schleyer.
Angew. Chem. Int. Ed. Engl. 1970, 9, 860- 890.
126. The Degenerate Isomerization of Adamantane. Zdenko Majerski,
Samuel H. Liggero, Paul von Ragu¨¦ Schleyer, and Alfred P.
Wolf. J. Chem. Soc., Chem. Comm. 1970, 1596-1597.
127. The Functionalization od Diamantane (Congressane). T.M. Gund,
M. Nomura, V.Z. Williams, Jr., and P.v.R. Schleyer. Tetrahedron
Letters 1970, 4875-4878.
128. Solvolytic Reactivity of Bridgehead Substituted Tricyclo[4.4.0.03,8]]decanes
(Twistanes). R.C. Bingham, P.v.R. Schleyer, Y. Lambert, and P. Deslongchamps.
Can. J. Chem. 1970, 48, 3739-3741.
129. Protoadamantane as a Synthetic Precursor to 2,4- Diaxial Adamantane Derivatives. Dieter Lenoir, Paul von Ragu¨¦ Schleyer, Chris A. Cupas, and William E. Heyd. J. Chem. Soc., Chem. Comm. 1971, 26-27. 130. Preparation of Bridgehead Alkyl Derivatives by Grignard Coupling. Eiji Osawa, Zdenko Majerski, and Paul von Ragu¨¦ Schleyer. J. Org. Chem. 1971, 36, 205- 207. 131. The Stereochemistry of Cyclopropylcarbinyl Rearrangements. Synthesis and Solvolysis of Cyclopropylcarbinyl-1,1',1'-trans-2,3,3-d6 Methanesul- fonate. Zdenko Majerski and Paul von Ragu¨¦ Schleyer. 132. Conformational Analysis of Carbonium Ions. Scope and Present Limitations. Paul von Ragu¨¦ Schleyer. "Conformational Analysis", Ed. G. Chiurdoglu, Academic Press, New York, 1971, pp.241-249. 133. Stereoelectronic Requirements for Hyperconjugation in Solvolysis Transition States. R.C. Bingham and P.v.R. Schleyer. Tetrahedron Letters, 1971, 23-26. 134. The Thermal Bicyclo[6.1.0]nonatrienyl Chloride- Dihydroindenyl Chloride Rearrangement. J.C. Barborak, T.-M. Su, P.v.R. Schleyer, G. Boche, and G. Schneider. J. Am. Chem. Soc. 1971, 93, 279-281. 135. Behavior of Bent Vinyl Cations Generated by Solvolysis of Cyclic Trifluoromethanesulfonates. W.D. Pfeiffer, C.A. Bahn, P.v.R. Schleyer, S. Bocher, C.E. Harding, K. Hummel, M. Hanack, and P.J. Stang. J. Am. Chem. Soc. 1971, 93, 1513-1516. 136. Structures and Relative Stabilities of C3H7+ Cations. L. Radom, J.A. Pople, V. Buss, and P.v.R. Schleyer. J. Am. Chem. Soc. 1971, 93, 1813-1815. 137. Rearrangements in the Adamantane Series. Hydride Shifts of the 2-(1-Adamantyl)-2-Propyl Cation. D.J. Raber, R.C. Fort, E. Wiskott, C.W. Woodworth, P.v.R. Schleyer, J. Weber, and H. Stetter. Tetrahedron 1971, 27, 3-18. 138. Preparation of Ring Labelled Adamantane Derivatives. II. 2-Adamantanone-2-14C and 1-Methyladamantane-2 or 4-14C. Samuel H. Liggero, Zdenko Majerski, and Paul von Ragu¨¦ Schleyer. J. Labelled Compounds 1971, 4-10. 139. Synthesis of Bridgehead Derivatives by Chromic Acid Oxidation. R.C. Bingham and P.v.R. Schleyer. J. Org. Chem. 1971, 36, 1198-1201. 140. The Preparation of 1,3-Dibromoadamantane. T.M. Gorrie and P.v.R. Schleyer. Organic Preparations and Procedures, Int. 1971, 3, 159-162. 141. Synthesis of 1,2- and 2,4-Disubstituted Adamantanes. The Protoadamantane Route. Dieter Lenoir, Robert Glaser, Pierre Mison, and Paul von Ragu¨¦ Schleyer. J. Org. Chem. 1971, 36, 1821-1826. 142. The Magnitude of Secondary -Deuterium Isotope Effects for Limiting Solvolysis. J. Milton Harris, Robert E. Hall, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1971, 93, 2551-2553. 143. Calculation of Bridgehead Reactivities. R.C. Bingham and P.v.R. Schleyer. J. Am. Chem. Soc. 1971, 93, 3189- 3199. 144. The Ionic Bromination of Diamantane. Tamara M. Gund and P.v.R. Schleyer. Tetrahedron Lett. 1971, 1583- 1586. 145. Recent Developments in the Chemistry of Adamantane and Related Polycyclic Hydrocarbons. R.C. Bingham and P.v.R. Schleyer. Topics in Current Chemistry 1971, 18, 1-102. 146. Perpendicular Allyl and Cyclopropylcarbinyl Cations. Volker Buss, Rolf Gleiter, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1971, 93, 3927-3933. 147. Search for the Possible Intermediacy of a 1,4- Bishomopropylium Ion in Solvolysis. D. Cook, A. Diaz, J.P. Dirlam, D.L. Harris, M. Sakai, S. Winstein, J.C. Barborak, and P.v.R. Schleyer. Tetrahedron Lett. 1971, 18, 1405-1408. 148. Exceptionally High Barriers to 1,2-Hydride Shifts in the 1-Adamantyl Cation. Pierre Vogel, Martin Saunders, Wilfried Thielecke, and Paul von Ragu¨¦ Schleyer. Tetrahedron Lett. 1971, 18, 1429-1430. 149. The Use of Sodium Azide as a Mechanistic Probe for Solvolysis Reactions. Douglas J. Raber, J. Milton Harris, Robert E. Hall, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1971, 93, 4821-4828. 150. The Effects of Sodium Azide on the Solvolysis of Secondary and Primary ß-Arylpropyl Derivatives. Azide Ion as a Probe for ks Processes. Douglas J. Raber, J. Milton Harris, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1971, 93, 4829-4834. 151. Ground-State Substituent Effects. I. Deuterium and Methyl. J.C. Barborak, Saragan Chari, and P.v.R. Schleyer. J. Am. Chem. Soc. 1971, 93, 5275-5277. 152. Solvolyse von Spirocyclopropyl-substituierten 2- Benzonorbornenyl-tosylaten. Ein Beitrag zur Natur des 2-Benzonorbornenyl-Kations. Dieter Lenoir, Paul von Ragu¨¦ Schleyer und Junes Ipaktschi. Liebigs Ann. Chem. 1971, 750, 28-38. 153. Bridgehead Reactivity in Protoadamantane. Amna Karim, M.A. McKervey, E.E. Engler, and P.v.R. Schleyer. Tetrahedron Lett. 1971, 3987-3990.
154. Correlation of Solvolysis Rates with Three- and Four- Parameter Relationships. A Scale of Solvent Nucleophilicities. T.W. Bentley, F.L. Schadt, and P.v.R. Schleyer. J. Am. Chem. Soc. 1972, 94, 992-995. 155. Cyclopropyl Solvolyses. III. Parent Cyclopropyl Derivatives and Methyl-Substituted Cyclopropyl Tosylates. P.v.R. Schleyer, W.F. Sliwinski, G.W. van Dine, E. Schllkopf, J. Paust, and K. Fellenberger. J. Am. Chem. Soc. 1972, 94, 125-133. 156. Cyclopropyl Solvolyses. IV. Leaving Group and Alkyl Substitution Effects in Monocyclic Systems. W.F. Sliwinski, T.M. Su, and P.v.R. Schleyer. J. Am. Chem. Soc. 1972, 94, 133-145. 157. Molecular Orbital Theory of the Electronic Structure of Organic Compounds. XI. Geometries and Energies of C3H7+ Cations. L. Radom, J.A. Pople, V. Buss, and P.v.R. Schleyer. J. Am. Chem. Soc. 1972, 94, 311-321. 158. Solvolysis von Exo-Bicyclo-[2.1.0]-Pentyltosylat und Isomerisierung von Exo/Endo 5-Methoxy-Bicyclo-[2.1.0]- Pentan. K. Fellenberger, U. Schllkopf, C.A. Bahn, and P.v.R. Schleyer. Tetrahedron Lett. 1972, 359-362. 159. Electron Spin Resonance Spectra and Structure of Bridgehead Adamantyl and Bicyclo[2.2.2]octyl Free Radicals. P.J. Krusic, T.A. Rettig, and P.v.R. Schleyer. J. Am. Chem. Soc. 1972, 94, 995-997. 160. Diamand Lattice Hydrocarbons. Spiro[Adamantane-2,2'- Adamantane]. W.D. Graham and P.v.R. Schleyer. Tetrahedron Lett. 1972, 1179-1180. 161. The Stereochemistry of Solvolysis of Simple Vinyl Trifluoromethanesulfonates (Triflates). R.H. Summerville and P.v.R. Schleyer. J. Am. Chem. Soc. 1972, 94, 3629-3631. 162. Steric Assistance in the Solvolysis of 2-Alkyl-2- adamantyl p-Nitrobenzoates. James L. Fry, Edward M. Engler, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1972, 94, 4628-4634. 163. The Flexibility and Conformation of Polycycloalkanes with Two-Carbon Bridges. E.M. Engler, L. Chang, and P.v.R. Schleyer. Tetrahedron Lett. 1972, 2525-2528. 164. Molecular Orbital Theory of the Electronic Structure of Organic Compounds. XVI. Conformations and Stabilities of Substituted Ethyl, Propyl, and Butyl Cations. Leo Radom, John A. Pople, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1972, 94, 5935-5945. 165. Strong Conformational Consequences of Hyperconjugation. Roald Hoffmann, Leo Radom, John A. Pople, Paul von Ragu¨¦ Schleyer, Warren J. Hehre, and Lionel Salem. J. Am. Chem. Soc. 1972, 94, 6221-6223. 166. An Abnormally Weak Hydrogen Bond in a Diol with Oo Dihedral Angle. Breakdown of the OH..OH Spectral Shift-Dihedral Angle Relationship. T.M. Gorrie, E.M. Engler, R.C. Bingham, and P.v.R. Schleyer. Tetrahedron Lett. 1972, 3039-3042. 167. Enhanced Axial-Equatorial Enthalpy Differences in the Methyl Adamantanes. E.M. Engler, K.R. Blanchard, and P.v.R. Schleyer. J.C.S., Chem. Comm. 1972, 1210-1212. 168. Phenonium Ions. The Solvolysis of ß-Arylalkyl Systems. C.J. Lancelot, D.J. Cram, and P.v.R. Schleyer. "Carbonium Ions", Vol. III. (G.A. Olah and P.v.R. Schleyer, Eds.). Interscience, New York, 1972, Chapter 27, pp.1347-1483. 169. The Electronic Structure and Stereochemistry of Simple Carbonium Ions. Volker Buss, Paul von Ragu¨¦ Schleyer, and Leland C. Allen in: Topics in Stereochemistry, Vol. III. (Eds. N.L. Allinger and E.L. Eliel) John Wiley and Sons, Inc. New York 1972, 253-293. 170. New Evidence on the Mechanism of Solvolysis. Paul von Ragu¨¦ Schleyer. "Reaction Transition States", (J.E. Dubois, Ed.). Gordon and Breach Science Publishers, New York, 1972, Chapt. 19, pp.197-210. 171. Einblicke in die Struktur kleiner cyclischer Carbo- Kationen durch MO-Berechnungen. P.v.R. Schleyer. Angew. Chem. 1972, 7, 333-334. Insights into Small Ring Carbocations Provided by MO Calculations. Angew. Chem. Int. Ed. Engl. 1972, 11, 330-331.
172. Dichlormethyldiamantanes, Homodiamantanones, and Homodiamantane. Iwao Tabushi, Yasuhiro Aoyama, Nobuto Takahashi, Tamara M. Gund, and Paul von Ragu¨¦ Schleyer. Tetrahedron Let. 1973, 2, 107-110. 173. Syntheses in the Noradamantane Series. John S. Wishnok, Paul von Ragu¨¦ Schleyer, Eberhard Funke, Gopal D. Pandit, Roger O. Williams, and Alex Nickon. J. Org. Chem. 1973, 38, 539-542. 174. Recent Developments in the Chemistry of Adamantane. Part I. E. Osawa, P.v.R. Schleyer, R.C. Bingham, and E.M. Engler. Kagaku no Ryoiki (in Japanese) 1973, 27, 87-92. 175. Recent Developments in the Chemistry of Adamantane. Part II. E. Osawa, P.v.R. Schleyer, R.C. Bingham, and E.M. Engler. Kagaku no Ryoiki (in Japanese) 1973, 27, 184-189. 176. Recent Developments in the Chemistry of Adamantane. Part III. E. Osawa, P.v.R. Schleyer, R.C. Bingham, and E.M. Engler. Kagaku no Ryoiki (in Japanese) 1973, 27, 216-220. 177. Solvolysis of Crowded 2-Adamantyl Derivatives: Comparison with the 2-Norbornyl System. D. Faulkner, M. McKervey, D. Lenoir, C.A. Senkler, and P.v.R. Schleyer. Tetrahedron Lett. 1973, 705-708. 178. Recent Developments in the Chemistry of Adamantane. Part IV. E. Osawa, P.v.R. Schleyer, R.C. Bingham, and E.M. Engler. Kagaku no Ryoiki (in Japanese) 1973, 27, 365-372. 179. Recent Developments in the Chemistry of Adamantane. Part V. E. Osawa, P.v.R. Schleyer, R.C. Bingham, and E.M. Engler. Kagaku no Ryoiki (in Japanese) 1973, 27, 456-463. 180. Recent Developments in the Chemistry of Adamantane. Part VI. E. Osawa, P.v.R. Schleyer, R.C. Bingham, and E.M. Engler. Kagaku no Ryoiki (in Japanese) 1973, 27, 547-552. 181. Fragmentation and Ring Closure in the Diamantane System. Protodiamantane. T.M. Gund and P.v.R. Schleyer. Tetrahedron Lett. 1973, 1973-1976. 182. On the Mechanism of Adamantane Rearrangements. E.M. Engler, M. Farcasiu, A. Sevin, J.M. Cense, and P.v.R. Schleyer. J. Am. Chem. Soc. 1973, 95, 5769-5771. 183. [2]Diamantane, the First Member of a New Class of Diamondoid Hydrocarbons. W. David Graham, Paul von Ragu¨¦ Schleyer, Edward W. Hagaman, and Ernest Wenkert. J. Am. Chem. Soc. 1973, 95, 5785-5786. 184. CNDO Calculations on Isomeric (CH)5+ Cations. Herbert Kollmar, Harry O. Smith, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1973, 95, 5834-5836. 185. Cyclopentadienyl and Related (CH)5+ Cations. Warren J. Hehre and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1973, 95, 5837-5839. 186. Equilibration of Biadamantane Isomers. Joel Slutsky, Edward M. Engler, and Paul von Ragu¨¦ Schleyer. J. Chem. Soc., Chem. Commun. 1973, 685-686. 187. Ring Enlargements by Thallium(III) Oxidation of Double Bonds. Applications to Adamantane Systems. D. Farcasiu, P.v.R. Schleyer, and D.B. Ledlie. J. Org. Chem. 1973, 38, 3455-3459. 188. Synthesis and Ring Opening of 3,5-Dehydrodiamantane. D. Farcasiu and P.v.R. Schleyer. Tetrahedron Lett. 1973, 3835-3838. 189. 1,4-Bicyclo[2.2.2]octyl Dications, a Novel Pseudoaromatic System. G.A. Olah, G. Liang, P.v.R. Schleyer, E.M. Engler, M.J.S. Dewar, and R.C. Bingham. J. Am. Chem. Soc. 1973, 95, 6829-6831. 190. Molecular Orbital Theory of the Electronic Structure of Organic Compounds. XIX. Geometries and Energies of C3H5+ Cations. Energy Relationships among Allyl, Vinyl, and Cyclopropyl Cations. L. Radom, P.C. Hariharan, J.A. Pople, and P.v.R. Schleyer. J. Am. Chem. Soc. 1973, 95, 6531-6544. 191. Critical Evaluation of Molecular Mechanics. Edward M. Engler, Joseph D. Andose, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1973, 95, 8005-8025. 192. Effects of Substitutents on the Mechanism of Stereomutation of Allyl Cations. Leo Radom, John A. Pople, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1973, 95, 8193-8195. 193. Fate of 1-Adamantylcarbene. Evidence for the Formation of the Bridgehead Olefin, 3-Homoadamantene. M. Farcasiu, D. Farcasiu, R.T. Conlin, M. Jones, Jr., and P.v.R. Schleyer. J. Am. Chem. Soc. 1973, 95, 7860- 7862. 194. Effect of Solvent on Neighboring Aryl Group Participation. Is kD Enhanced? Frank L. Schadt and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1973, 95, 7860-7862. 195. A New Synthesis of Noradamantane. John S. Wishnok and Paul von Ragu¨¦ Schleyer. Org. Prep. and Procedures Int. 1973, 5, 215-217. 196. Intermediates on the Tricycloundecane Rearrangement Surface. Malvina Farcasiu, Kenneth R. Blanchard, Edward M. Engler, and Paul von Ragu¨¦ Schleyer. Chemistry Letters 1973, 1189-1192. 197. Adamantanes and its Relatives. Edward M. Engler and Paul von Ragu¨¦ Schleyer. MTP International Review of Science, Organic Chemistry Series One. (Eds. D.H. Hey FRS and W. Parker) Butterworth, London, and University Parl Press, Baltimore Vol. 5 1973, Chapter 7, pp.239- 317. 198. Diamantane: Pentacyclo[7.3.1.14,12.02,7.05,11]Tetradecane (3,5,1,7-[1,2,3,4]Butanetetraylnaphthalene, decahydro). Tamara M. Gund, Wilfried Thielecke, and Paul von Ragu¨¦ Schleyer. Organic Syntheses 1973, 53, 30-34. 199. Degenerate Carbonium Ions. Ronald E. Leone, J. C. Barborak and Paul von Ragu¨¦ Schleyer. in: Carbonium Ions (edited by George A. Olah and Paul von R. Schleyer, 1873, vol. IV, Chapter 33, 1837-1939
200. Molecular Orbital Theory of the Electronic Structure of Organic Compounds. XX. C3H7+ Cations with a Polarized Basis Set. P.C. Hariharan, L. Radom, J.A. Pople, and P.v.R. Schleyer. J. Am. Chem. Soc. 1974, 96, 599-601. 201. Rotational Barriers in Substituted Ethyl Radicals. Leo Radom, Jacques Paviot, John A. Pople, and Paul von Ragu¨¦ Schleyer. J. Chem. Soc., Chem. Commun. 1974, 58-60. 202. Solvolysis of Vinyl Triflates. Effect of Alkyl Substituents, Solvents, and Added Nucleophiles. Richard H. Summerville, Carol A. Senkler, Paul von Ragu¨¦ Schleyer, Thomas E. Dueber, and Peter J. Stang. J. Am. Chem. Soc. 1974, 96, 1100-1110. 203. Stereochemistry of Vinyl Cations and Vinylic Substitutions. R.H. Summerville and P.v.R. Schleyer. J. Am. Chem. Soc. 1974, 96, 1110-1120. 204. A Remarkably Large Solvolytic Rate Enhancement Due to Relief of Ground State Leaving Group Strain. Joel Slutsky, Richard C. Bingham, P.v.R. Schleyer, W.C. Dickason, and H.C. Brown. J. Am. Chem. Soc. 1974, 96, 1969-1970. 205. Evidence Against Appreciable Hidden Return in Solvolyses of Simple Secondary Substrates. T. William Bentley, Samuel H. Liggero, Michael A. Imhoff, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1974, 96, 1970-1973. 206. The Chemistry of Protoadamantane. IV. Preparation and Solvolysis of Secondary 4-Protoadamantyl Esters. The Relationship to the Solvolysis of 2-Adamantyl Derivatives. Dieter Lenoir, Robert E. Hall, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1974, 96, 2138- 2148. 207. The Chemistry of Protoadamantane. V. Solvolysis of 4- Methyl-4-protoadamantyl and Related 1-Methyl-2- adamantyl Derivatives. Dieter Lenoir, Douglas J. Raber, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1974, 96, 2149-2156. 208. The Chemistry of Protoadamantane. VI. Bridged and Classical Polymethyl 2-Adamantyl Cations. D. Lenoir, P. Mison, E. Hyson, P.v.R. Schleyer, M. Saunders, P. Vogel, and L.A. Telkowski. J. Am. Chem. Soc. 1974, 96, 2157-2164. 209. Zur Struktur von Brückenkopfderivaten des Homoadamantans. (Bridgehead Homoadamantane Derivatives. Structural Evidence.) Stephen A. Godleski, W. David Graham, T. William Bentley, Paul von Ragu¨¦ Schleyer, and Gao Liang. Chem. Ber. 1974, 107, 1257-1264. 210. Hexafluoroisopropanol - A Solvent of High Ionizing Power and Low Nucleophilicity. Frank L. Schadt, Paul von Ragu¨¦ Schleyer, and T. William Bentley. Tetrahedron Lett. 1974, 2335-2338. 211. Ethanoadamantane. The Most Stable C12H18 Isomer. Dan Farcasiu, Erik Wiskott, Eiji Osawa, Wilfried Thielecke, Edward M. Engler, Joel Slutsky, Paul von Ragu¨¦ Schleyer, and Gerald J. Kent. J. Am. Chem. Soc. 1974, 96, 4669-4671. 212. Selective Functionalization of Unactivated Methine Positions. 4-Acetyldiamantane. Iwao Tabushi, Shosuke Kojo, Paul von Ragu¨¦ Schleyer, and Tamara M. Gund. J. Chem. Soc., Chem. Commun. 1974, 591. 213. Diamantane. I. Preparation of Diamantane. Physical and Spectral Properties. Tamara M. Gund, Eiji Osawa, Van Zandt Williams, Jr., and Paul von Ragu¨¦ Schleyer. 214. Diamantane. II. Preparation of Derivatives of Diamantane. T. M. Gund, M. Nomura, and P.v.R. Schleyer. J. Org. Chem. 1974, 39, 2987-2994. 215. Diamantane. III. Preparation and Solvolysis of Diamantyl Bromides. Tamara M. Gund, Paul von Ragu¨¦ Schleyer, Gerald D. Unruh, and Gerald J. Gleicher. J. Org. Chem. 1974, 39, 2995-3003. 216. Ions and Ion Pairs in Solvolysis Reactions. Douglas J. Raber, J. Milton Harris, and Paul von Ragu¨¦ Schleyer. "Ions and Ion Pairs in Organic Reactions" (Ed. Michael Szwarc). Wiley, New York, Vol. 2 1974 Chapt. 3, pp.248-366. 217. Alkyl Substituent Effects on the Stability of Protonated Benzene. Warren J. Hehre, Robert T. McIver, Jr., John A. Pople, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1974, 96, 7162-7163. 218. Enhancement of Reactivity at Bridgehead Positions. William Parker, Roy L. Tranter, C. Ian F. Watt, Laurence W.K. Chang, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1974, 96, 7121-7122. 219. Regiospecific Ring Enlargement of 2-Noradamantanone to 4- or to 5-Protoadamantanone. Application to the Synthesis of Adamantane-1-13C. Malvina Farcasiu, Dan Farcasiu, Joel Slutsky, and Paul von Ragu¨¦ Schleyer. Tetrahedron Lett. 1974, 4059-4062. 220. A One-Step Conversion of Basketane to Twistane. Catalytic Hydrogenolysis of Cyclobutane Rings in Strained Polycyclic Hydrocarbons. Eiji Osawa, Paul von Ragu¨¦ Schleyer, Lawrence W.K. Chang, and Vinayak V. Kane. Tetrahedron Lett. 1974, 4189-4192. 221. Syntheses of (D3)-Trishomocubane (Pentacyclo[6,3,0,02,6,03,10,05,9]undecane) by Rearrangement. Stephen A. Godleski, Paul von Ragu¨¦ Schleyer, Eiji Osawa, and Gerald J. Kent. J. Chem. Soc., Chem. Commun. 1974, 976-977. 222. Expansion de Anillo en la Solvolysis de Triflatos de Vinilo Cicliocos. Ring Expansion in the Solvolysis of Cyclic Vinyl Trifluoromethane Sulfonates. M. Hanack, P.v.R. Schleyer y A. Garcia Martinez. Annales de Quimica 1974, 70, 941-943.
223. Computer Assisted Graph Theoretical Analysis of Complex Mechanistic Problems in Polycyclic Hydrocarbons. The Mechanism of Diamantane Formation from Various Pentacyclotetradecanes. Tamara M. Gund, Paul von Ragu¨¦ Schleyer, Peter H. Gund, and W. Todd Wipke. J. Am. Chem. Soc. 1975, 97, 743-751. 224. Molecular Orbital Theory of the Electronic Structure of Organic Compounds. XXIV. Geometries and Energies of Small Boron Compounds. Comparisons with Carbocations. J.D. Dill, P.v.R. Schleyer, and J.A. Pople. J. Am. Chem. Soc. 1975, 97, 3402-3409. 225. The Dehydration Products from 2-Methyl-2-Adamantanol. J.L. Fry, Gao Liang, and P.v.R. Schleyer. Coll. Czech. Chem. Comm. 1975, 40, 2173-2178. 226. Ab Initio Studies of Aminophenyl Cations. J.D. Dill, P.v.R. Schleyer, and J.A. Pople. Tetrahedron Lett. 1975, 2857-2860.
227. Molecular Orbital Theory of the Electronic Structure of Organic Compounds. XXII. Structures and Stabilities of C3H3+ and C3H+ Cations. L. Radom, P.C. Hariharan, J.A. Pople, and P.v.R. Schleyer. J. Am. Chem. Soc. 1976, 98, 10-14. 228. Ethanonoradamantanes by Rearrangement and by Synthesis. Evaluation of Empirical Force Field Calculations. Stephen A. Godleski, Paul von Ragu¨¦ Schleyer, and Eiji Osawa. J. Chem. Soc., Chem. Commun. 1976, 38-39. 229. Molecular Orbital Theory of the Electronic Structure of Molecules. XXVII. Energies and Conformations of XCH2Y Systems Involving Li, Be, and B. James D. Dill, Paul von Ragu¨¦ Schleyer, and John A. Pople. J. Am. Chem. Soc. 1976, 98, 1663-1668. 230. Molecular Orbital Theory of the Electronic Structure of Molecules. 29. The Interaction of H2 with Simple Lewis Acids. John B. Collins, Paul von Ragu¨¦ Schleyer, J. Stephen Binkley, John A. Pople, and Leo Radom. J. Am. Chem. Soc. 1976, 98, 3436-3441. 231. Trifluoromethanesulfonic Acid Catalyzed Rearrangement of Homoadamantane. Naotake Takaishi, Yoshiaki Inamoto, Yoshiaki Fujikura, Koji Aigami, Bogdan Golicnik, Katica Mlinaric-Majerski, Zdenko Majerski, Eiji Osawa, and Paul von Ragu¨¦ Schleyer. Chem. Lett. 1976, 763- 768. 232. Stabilization of Perpendicular Olefins. The Structures and Rotational Barriers of Singlet and Triplet 1,1- Dilithioethylenes. Yitzhak Apeloig, Paul von Ragu¨¦ Schleyer, J-->->Stephen Binkley, and John A. Pople. J. Am. Chem. Soc. 1976, 98, 4332-4334. 233. The Cyclic Structure of Monomeric Dilithioacetylene. Yitzhak Apeloig, Paul von Ragu¨¦ Schleyer, J. Stephen Binkley, John A. Pople, and William L. Jorgensen. Tetrahedron Lett. 1976, 3923-3926. 234. Heptacyclo[8.6.0.02,8.03,13.04,11.05,9.012,16]Hexade cane. A Bisethano-Bisnordiamantane by Rearrangement. Eiji Osawa, Akio Furusaki, Takeshi Matsumoto, Paul von Ragu¨¦ Schleyer, and Erik Wiskott. Tetrahedron Lett. 1976, 2463-2466. 235. Stabilization of Planar Tetracoordinate Carbon. John B. Collins, James D. Dill, Eluvathingal D. Jemmis, Yitzhak Apeloig, Paul von Ragu¨¦ Schleyer, Rolf Seeger, and John A. Pople. J. Am. Chem. Soc. 1976, 98, 5419- 5427. 236. The Methylenecycloheptatrienyl Dianion. Timothy Clark and Paul von Ragu¨¦ Schleyer. J. Chem. Soc., Chem. Comm. 1976, 798-799. 237. Molecular Orbital Theory of the Electronic Structure of Molecules. 30. Structures and Energy of the Phenyl Cation. James D. Dill, Paul von Ragu¨¦ Schleyer, J. Stephen Binkley, Rolf Seeger, John A. Pople, and Edwin Haselbach. J. Am. Chem. Soc. 1976, 98, 5428-5431. 238. Shape and Angle Strain in Organic Intermediates. A Model Study of Alkyl Radicals, Anions, and Cations. Eluvathingal D. Jemmis, Volker Buss, Paul von Ragu¨¦ Schleyer, and Leland C. Allen. J. Am. Chem. Soc. 1976, 98, 6483-6489. 239. Self-consistent molecular orbital methods. XVII. Geometries and binding energies of second-row molecules. A comparison of three basis sets. John B. Collins, Paul von Ragu¨¦ Schleyer, J. Stephen Binkley, and John A. Pople. J. Chem. Phys. 1976, 64, 5142-5151. 240. The Ethanonoradamantanes. An Experimental Evaluation of Empirical Force Field Predictions. Stephen A. Godleski, Paul von Ragu¨¦ Schleyer, Eiji Osawa, Yoshiaki Inamoto, and Yoshiaki Fujikura. J. Org. Chem. 1976, 41, 2596-2605. 241. Neue Strukturen von Kohlenstoffverbindungen. Paul von Ragu¨¦ Schleyer. Nachr. Chem. Techn. 1976, 24, 571. 242. The SN2-SN1 Spectrum. 1. Role of Nucleophilic Solvent Assistance and Nucleophilically Solvated Ion Pair Intermediates in Solvolyses of Primary and Secondary Arenesulfonates. T. William Bentley and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1976, 98, 7658-7666. 243. The SN2-SN1 Spectrum. 2. Quantitative Treatments of Nucleophilic Solvent Assistance. A Scale of Solvent Nucleophilicities. Frank L. Schadt, T. William Bentley, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1976, 98, 7667-7674. 244. On Attempts at Solvolytic Generation of Aryl Cations. L.R. Subramanian, M. Hanack, L.W.K. Chang, M.A. Imhoff, P.v.R. Schleyer, F. Effenberger, W. Kurtz, P.J. Stang, and T.E. Dueber. J. Org. Chem. 1976, 41, 4099-4103.
245. Molecular Orbital Theory of the Electronic Structure of Molecules. 31. Substituent Stabilization of the Phenyl Cation. James D. Dill, Paul von Ragu¨¦ Schleyer, and John A. Pople. J. Am. Chem. Soc. 1977, 99, 1-8. 246. Sandwich-Type Molecules of First-Row Atoms. Instability of Bis-(g3-cyclopropenyl)beryllium. John B. Collins and Paul von Ragu¨¦ Schleyer. Inorg. Chem. 1977, 16, 152-155. 247. Stepwise Elaboration of Diamondoid Hydrocarbons. Synthesis of Diamantane from Adamantane. Dan Farcasiu, Howard Bohm, and Paul von Ragu¨¦ Schleyer. J. Org. Chem. 1977, 42, 96-102. 248. Gas-phase Reactions on Platinum. Mechanism of the 1,2- Bond Shift Rearrangement of Alkanes. William Burns, M. Anthony McKervey, John J. Rooney, Nicholas G. Samman, John Collins, Paul von Ragu¨¦ Schleyer, and Eiji Osawa. J. Chem. Soc., Chem. Comm. 1977, 95-96. 249. The Bridgehead Bicyclo[3.3.3]undecyl (Manxyl) mono- and Dications. George A. Olah, Gao Liang, Paul von Ragu¨¦ Schleyer, William Parker, and C. Ian F. Watt. J. Am. Chem. Soc. 1977, 99, 966-968. 250. Monoacetamidation de Quelques Hydrocarbures Polycycliques par Voie Electrochimique. F. Vincent, R. Tardivel, P. Mison et P.v.R. Schleyer. Tetrahedron 1977, 33, 325-330. 251. Molecular Orbital Theory of the Electronic Structure of Molecules. 33. The Effect of -Electropositive Substituents on the Stabilities of Carbenium Ions. Y. Apeloig, P.v.R. Schleyer, and J.A. Pople. J. Am. Chem. Soc. 1977, 99, 1291-1296. 252. Medium Effects on the Rates and Mechanisms of Solvolytic Reactions. T.W. Bentley and P.v.R. Schleyer. Adv. Phys. Org. Chem. 1977, 14, 1-67. 253. Carbon-Beryllium Binding in CH2Be. J. Stephen Binkley, Rolf Seeger, John A. Pople, James D. Dill, and Paul von Ragu¨¦ Schleyer. Theoret. Chim. Acta (Berl.) 1977, 45, 69-72. 254. The Mechanisms of Carbonium Ion Rearrangements of Tricycloundecanes Elucidated by Empirical Force Field Calculations. Eiji Osawa, Koji Aigami, Naotake Takaishi, Yoshiaki Inamoto, Yoshiaki Fujikura, Zdenko Majerski, Paul von Ragu¨¦ Schleyer, Edward M. Engler, and Malvina Farcasiu. J. Am. Chem. Soc. 1977, 99, 5361-5373. 255. The Curious Structure of the Lithiocarbon C3Li4. Eluvathingal D. Jemmis, Dieter Poppinger, Paul von Ragu¨¦ Schleyer, and John A. Pople. J. Am. Chem. Soc. 1977, 99, 5796-5798. 256. Molecular Orbital Theory of the Electronic Structure of Molecules. 35. ß-Substituent Effects on the Stabilities of Ethyl and Vinyl Cations. Comparison with Isoelectronic Methyl Boranes. The Relative Importance of Hyperconjugative and Inductive Effects. Yitzhak Apeloig, Paul von Ragu¨¦ Schleyer, and John A. Pople. J. Am. Chem. Soc. 1977, 99, 5901-5909. 257. Molecular Orbital Theory of the Electronic Structure of Molecules. 34. Structures and Energies of Small Compounds Containing Lithium or Beryllium Ionic, Multicenter, and Coordinate Bonding. James D. Dill, Paul von Ragu¨¦ Schleyer, J. Stephen Binkley, and John A. Pople. J. Am. Chem. Soc. 1977, 99, 6159-6173. 258. Geometrical Preferences of the Crotyl Anion, Radical and Cation. Paul von Ragu¨¦ Schleyer, James D. Dill, John A. Pople, and Warren J. Hehre. Tetrahedron 1977, 33, 2497-2501. 259. Allinger's Gauche Hydrogen Hypothesis as Tested by Alternative Force Field Model. Eiji Osawa, John B. Collins, and Paul von Ragu¨¦ Schleyer. Tetrahedron 1977, 33, 2667-2675. 260. Molecular Orbital Theory of the Electronic Structure of Molecules. 36. A Theoretical Study of Several - Substituted Vinyl Cations. Y. Apeloig, P.v.R. Schleyer, and J.A. Pople. J. Org. Chem. 1977, 42, 3004-3011. 261. Molecular Orbital Theory of the Electronic Structure of Molecules. 37. Transition States for Internal Rotation in Allene. Rolf Seeger, Krishnan Raghavachari, John A. Pople, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1977, 99, 7103-7105. 262. Syntheses and Relative Stability of (D3)- Trishomocubane. (Pentacyclo- [6.3.0.02,6.03,10.05,9]undecane), the Pentacycloundecane Stabilomer. Gerald J. Kent, Stephen A. Godleski, Eiji Osawa, and Paul von Ragu¨¦ Schleyer. J. Org. Chem. 1977, 42, 3852-3859. 263. The Mechanism of Pyrolysis of Polycycloalkyl Sulfonates. The Homo-Retroene Reaction in the Noradamantane, Adamantane and Diamantane Series. Dan Farcasiu, Joel Slutsky, Paul von Ragu¨¦ Schleyer, Karl H. Overton, Kong Luk, and J.B. Stothers. Tetrahedron 1977, 33, 3269-3274. 264. A Theoretical Investigation of -Substituted Silicenium Ions. Yitzhak Apeloig and Paul von Ragu¨¦ Schleyer. Tetrahedron Lett. 1977, 4647-4650.
265. Effect of Solvent on ß-Arylalkyl Solvolysis. F.L. Schadt III, C.J. Lancelot, and P.v.R. Schleyer. J. Am. Chem. Soc. 1978, 100, 228-246. 266. Proposal for the Mechanism of Inversion of Alkyl- lithiums. Timothy Clark, Paul von Ragu¨¦ Schleyer, and John A. Pople. J. Chem. Soc., Chem. Comm. 1978, 137- 138. 267. Molecular Orbital Theory of the Electronic Structure of Molecules. 38. Flexible Olefins Preferring Nonplanar Puckered Structures. Hans-Ulrich Wagner, Günter Szeimies, Jayaraman Chandrasekhar, Paul von Ragu¨¦ Schleyer, John A. Pople, and J. Stephen Binkley. J. Am. Chem. Soc. 1978, 100, 1210-1213. 268. 'CH3O+' and CH2O+H: High Barriers to Isomerization. Paul von Ragu¨¦ Schleyer, Eluvathingal D. Jemmis, and John A. Pople. J. Chem. Soc., Chem. Comm. 1978, 190- 191. 269. Ab Initio SCF-MO Study of Cyclopentadienylberyllium Hydride and of Beryllocene. Eluvathingal D. Jemmis, Spiro Alexandratos, Paul von Ragu¨¦ Schleyer, Andrew Streitwieser, Jr., and Henry F. Schaefer, III. J. Am. Chem. Soc. 1978, 100, 5695-5700. 270. Adamantene by Ring Enlargement of 3- Noradamantylcarbene. David J. Martella, Maitland Jones, Jr., and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1978, 100, 2896-2897. 271. Ab Initio Structures of Allyllithium. Timothy Clark, Eluvathingal D. Jemmis, Paul von Ragu¨¦ Schleyer, J. Stephen Binkley, and John A. Pople. J. Organomet. Chem. 1978, 150, 1-6. 272. Carbanions. 3. Nuclear Magnetic Resonance Spectroscopic and Theoretical Study of Homoaromaticity in Cyclohexadienyl Anions. George A. Olah, Gregorio Asensio, Herbert Mayr, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1978, 100, 4347-4352. 273. Isomeric Structures of Protonated Carbon Dioxide. Ute Seeger, Rolf Seeger, John A. Pople, and Paul von Ragu¨¦ Schleyer. Chem. Phys. Lett. 1978, 55, 399-403. 274. Hydroboration; An ab Initio Study of the Reaction of BH3 with Ethylene. Timothy Clark and Paul von Ragu¨¦ Schleyer. J. Organomet. Chem. 1978, 156, 191-202. 275. C4Li4, Tetralithiotetrahedran? Gerhard Rauscher, Timothy Clark, Dieter Poppinger und Paul von Ragu¨¦ Schleyer. Angew. Chem. 1978, 4, 306-307. C4Li4, Tetralithiotetrahedrane? Angew. Chem. Int. Ed. Engl. 1978, 17, 276-277. 276. The Effect of Leaving Group Orientation on Solvolytic Cope Rearrangements. A Study of exo- Tricyclo[4.4.1.12,5]dodeca-3,7,9-trien-11-yl Tosylates and Derivatives. Shô Itô, Isamu Itoh, Yutaka Fujise, Tetsuo Nakatsu, C.A. Senkler, and P.v.R. Schleyer. Bull Chem. Soc. 1978, 51, 2379-2390. 277. Nonplanar Structures of Cyclobutadiene Dications. Karsten Krogh-Jespersen, Paul von Ragu¨¦ Schleyer, John A. Pople, and Dieter Cremer. J. Am. Chem. Soc. 1978, 100, 4301-4302. 278. Structure and Bonding of CH2Li2 Dimers. Eluvathingal D. Jemmis, Paul von Ragu¨¦ Schleyer, and John A. Pople. J. Organomet. Chem. 1978, 154, 327-335. 279. Comment on "A Structural Analogy Betwen "Fly-Over Bridge" Metal Complexes and Organic Dications". Timothy Clark and Paul von Ragu¨¦ Schleyer. Nouv. J. Chim. 1978, 2, 665-666. 280. Systematic Classification and Nomenclature of Diamond Hydrocarbons -I. Graph-Theoretical Enumeration of Polymantanes. Alexandru T. Balaban and Paul von Ragu¨¦ Schleyer. Tetrahedron 1978, 34, 3599-3609. 281. The Bicyclo[1.1.1]Pentyl Cation as a CH+.Trimethylenemethane Complex. Jayaraman Chandrasekhar, Paul von Ragu¨¦ Schleyer, and H. Bernhard Schlegel. Tetrahedron Letters 1978, 3393- 3396. 282. Bigstrn: Empirical Force Field Calculations. By Joseph D. Andose, Merck and Co.,Inc., Rahway, New Jersey 07065; Edward M. Engler, IBM, Inc., Yorktown Heights, New York 10598; and John B. Collins, John P. Hummel, Kurt Mislow, and Paul v. R. Schleyer, Department of Chemistry, Princeton University, Princeton, New Yersey 08540. Recommended Citation: J.D. Andose, K. Mislow, E.M. Engler, J.B. Collins, J.P. Hummel and P.v.R. Schleyer. QCPE 11, 348 (1978)
283. Carbonium Ions in Solution. 9. The Relationship between Carbocations in Superacid and Solvolysis Transition States. Edward M. Arnett, Craig Petro, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1979, 101, 522-526. 284. Stabilization of D3h Pentacoordinate Carbonium Ions. Linear Three-Center-Two Electron Bonds. Implications for Aliphatic Electrophilic Substitution Reactions. E.D. Jemmis, J. Chandrasekhar, and P.v.R. Schleyer. J. Am. Chem. Soc. 1979, 101, 527-533. 285. The Unusual Structures, Energies, and Bonding of Lithium-Substituted Allenes, Propynes, and Cyclopropenes. E.D. Jemmis, J. Chandrasekhar, and P.v.R. Schleyer. J. Am. Chem. Soc. 1979, 101, 2848- 2856. 286. Hydrogenolysis of Unstrained C-C- Single Bonds. Dealkylation of Cage Hydrocarbons. Peter Grubmüller, Paul von Ragu¨¦ Schleyer, and M. Anthony McKervey. Tetrahedron Letters 1979, 181-184. 287. Molecular Orbital Theory of the Electronic Structure of Molecules. 39. Highly Unusual Structures of Electron-deficient Carbon Compounds. Reversal of van't Hoff Stereochemistry in BBC Ring Systems. K. Krogh- Jespersen. D. Cremer, D. Poppinger, J.A. Pople, P.v.R. Schleyer, and J. Chandrasekhar. J. Am. Chem. Soc. 1979, 101, 4843-4851. 288. Eckenprotoniertes Cyclopropan in der Gasphase: Kopplung von Unimolekularer [1.1]-H2-Eliminierung aus C3H7+ und Ringffnung des Cyclopropylkations.2 H. Schwarz, W. Franke, J. Chandrasekhar und P.v.R. Schleyer. Tetrahedron 1979, 35, 1969-1976. 289. The Crystal and Molecular Structure of an Octacycloheneicosane Inert Towards Lewis Acid Isomerization. Peter Engel, Werner Nowacki, Joel Slutsky, Peter Grubmüller, and Paul von Ragu¨¦ Schleyer. Chem. Ber. 1979, 112, 3566-3576. 290. Planar tetrakoordiniertes Silicium. Ernst-Ulrich Würthwein und Paul von Ragu¨¦ Schleyer. Angew. Chem. 1979, 91, 588-589. Planar Tetracoordinate Silicon. Angew. Chem., Intern. Ed. Engl. 1979, 18, 553-554. 291. Direkte Abspaltung funktioneller Gruppen durch katalytische Hydrogenolyse. Wilhelm F. Maier, Peter Grubmüller, Irina Thies, Peter M. Stein, A. Antony McKervey, and Paul von Ragu¨¦ Schleyer. Angew. Chem. 1979, 91, 1004-1005. Direct Removal of Functional Groups by Catalytic Hydrogenolysis. Angew. Chem., Int. Ed. Engl. 1979, 18, 939-940. 292. The Structures of the Carbenoid CH2FLi: Ab initio MO Calculations. Timothy Clark and Paul von Ragu¨¦ Schleyer. J. Chem. Soc., Chem. Comm. 1979, 883-884. 293. Methyl-Substituted Allyl Cations. A Comparison of Experimental Stability, Rotational Barrier and Solvolysis Data with ab initio Calculations. Herbert Mayr, Wolfgang Frner, and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1979, 101, 6032-6040. 294. Double Aromaticity: Aromaticity in Orthogonal Planes. The 3,5-Dehydrophenyl Cation. J. Chandrasekhar, E.D. Jemmis, and P.v.R. Schleyer. Tetrahedron Letters 1979, 3707-3710. 295. Ring Size Effects on 1,2-Shifts in Carbocations. Jayaraman Chandrasekhar and Paul von Ragu¨¦ Schleyer. Tetrahedron Letters 1979, 4057-4060. 296. Stabilization of Methyl Cations by Second Row Substituents. Timothy Clark and Paul von Ragu¨¦ Schleyer. Tetrahedron Lett. 1979, 4641-4644. 297. Isomeric Structures of the Carbenoid, CHF2Li. Timothy Clark and Paul von Ragu¨¦ Schleyer. Tetrahedron Lett. 1979, 4963-4966. 298. Tricyclo[4.3.1.13,8]undec-3-ene (Homoadamant-3-ene). Stability of Bridgehead Olefins. David J. Martella, Maitland Jones, Jr., Paul von Ragu¨¦ Schleyer, and Wilhelm F. Maier. J. Am. Chem. Soc. 1979, 101, 7634- 7637. 299. The Carbenoid, CCl3Li, Eschews Tetrahedral Structures. Timothy Clark and Paul von Ragu¨¦ Schleyer. J. Am. Chem. Soc. 1979, 101, 7747-7748. 300. Correlation of Structure and Transannular Interactions in a Series of Cage Compounds. James C. Barborak, Diana Khoury, Wilhelm F. Maier, Paul von Ragu¨¦ Schleyer, Edward C. Smith, William F. Smith, Jr., and Cristopher Wyrick. J. Org. Chem. 1979, 26, 4761-4766.
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