Lettters to the editor

[1]  H. Schwarz,et al.  Elf stabile C5H9+-Kationen in der Gasphase. Zur dissoziativen Ionisierung von 31 isomeren C6H9Br-Verbindungen / Eleven Stable C5H9+ Cations in the Gas Phase. On the Dissociative Ionization of 31 Isomeric C5H9Br Compounds , 1981 .

[2]  J. Chandrasekhar,et al.  Stable carbocations. 225. Proton and carbon-13 NMR spectroscopic study of 9-fluorenyl cations , 1980 .

[3]  J. Chandrasekhar,et al.  Dissoziative Ringöffnung halogensubstituierter Methylcyclopropan‐Radikalkationen in der Gasphase , 1980 .

[4]  N. Nibbering,et al.  Independent existence in the gas phase of the 1-methoxycyclopropyl and 2-methoxyallyl cations, as observed in an ion cyclotron resonance spectrometer , 1979 .

[5]  H. Schwarz,et al.  Isomerisierung von Methoxy‐ und Carbomethoxysubstituierten Cycloalkyl‐ und Alken‐radikalkationen , 1979 .

[6]  H. Schwarz,et al.  Ringöffnung CO+- und COOCH3+·-substituierter Cyclopropane und CO-Eliminierung aus isomeren C3H5CO+-Ionen / Ring Opening of CO+ and COOCH3+· Substituted Cyclopropanes and CO Loss from Isomeric C3H5CO+ Ions , 1979 .

[7]  M. Ravindranathan,et al.  Structural effects in solvolytic reactions. 28. Solvolysis of 1-aryl-1-cyclopropyl 3,5-dinitrobenzoates containing strongly electron-supplying aryl groups. Evidence for two distinct reaction processes involving assisted (K.DELTA.) and unassisted (Kc) mechanisms , 1978 .

[8]  G. Bouchoux.  Ionisation et fragmentation en spectrométrie de masse VIII. Énergies d'activation de deux fragmentations compétitives, dissociation de l'acétate de phényle et de l'acétanilide sous impact électronique , 1978 .

[9]  H. Steinberg,et al.  The chemistry of small‐ring compounds. Part 39. Displacements in cyclopropyl chlorides activated by electron‐donating substituents , 1978 .

[10]  M. Ravindranathan,et al.  Structural effects in solvolytic reactions. 23. New .sigma.+ constants for activating substituents. The solvolysis of 1-aryl-1-cyclopropyl 3,5-dinitrobenzoates containing activating substituents in the aryl group. The tool of increasing electron demand and I-strain , 1977 .

[11]  Walter Thiel,et al.  Ground States of Molecules. 39. MNDO Results for Molecules Containing Hydrogen, Carbon, Nitrogen, and Oxygen , 1977 .

[12]  Walter Thiel,et al.  Ground States of Molecules. 38. The MNDO Method. Approximations and Parameters , 1977 .

[13]  J. Salauen.  1-Ethynylcyclopropyl tosylate solvolysis. 2. p-Aryl substituent effect upon rate and product distribution , 1977 .

[14]  C. Wesdemiotis,et al.  Isomerization of hydrocarbon ions. 7. Ring opening reactions in cycloalkane molecular ions. A collisional activation and field ionization kinetic study , 1977 .

[15]  D. Seebach,et al.  Darstellung und “disproportionierende Hydrolyse” von Cyclopropanonthioacetalen Eine neue Homologisierungsmethode1, 2) , 1976 .

[16]  L. Radom,et al.  EFFECTS OF SUBSTITUENTS ON THE MECHANISM OF STEREOMUTATION OF ALLYL CATIONS , 1973 .

[17]  Ronald A. Martin,et al.  Acetolysis of 1-tosyloxy-2,2-dideuteriobicyclopropyl , 1972 .

[18]  F. McLafferty,et al.  Identification of C3H6.+ structural isomers by ion cyclotron resonance spectroscopy , 1971 .

[19]  B. Howell,et al.  Synthesis and solvolysis of 1-cyclopropylcyclopropyl tosylate , 1971 .

[20]  M. Dewar,et al.  Calculated and observed ionization potentials of unsaturated polycyclic hydrocarbons; calculated heats of formation by several semiempirical s. c. f. m.o. methods , 1970, Proceedings of the Royal Society of London. A. Mathematical and Physical Sciences.

[21]  J. Eland,et al.  Inner Ionization Potentials of Aromatic Compounds , 1968 .

[22]  J. Occolowitz,et al.  Energetic considerations in the assignment of some fragment ion structures , 1968 .

[23]  R. F. Pottie,et al.  Free Radicals by Mass Spectrometry. XXIX. Ionization Potentials of Substituted Cyclopentadienyl Radicals , 1963 .

[24]  F. Lossing,et al.  The Ionization Potentials of the Deuterated Methanes , 1951 .