Structure of Molecules and Internal Rotation

Part IPreface Chapter I. Introduction and Earlier Investigations 1. Introduction 2. Earlier Studies on Dihalogenoethanes 3. Some Other Earlier Dipole Investigations Chapter II. Ethane and Its Derivatives(Spectroscopic and Electric Measurements) 4. The Raman Effect in Ethane Derivatives 5. Infrared Absorption of Ethane Derivatives 6. Dielectric Constant of Halogenoethanes 7. Energy Difference between the Rotational Isomers 8. Electron Diffraction Chapter III. Ethane and Its Derivatives(Thermal Measurements and General Discussion) 9. Entropy of 1,2-Dihalogenoethanes 10. The Potential Barrier to Internal Rotation 11. Internal Hydrogen Bond. Entropy Difference between the Rotational Isomers 12. The Nature of the Hindering Potential Chapter IV. Internal Rotation in Other Simple Molecules 13. Other Simple Molecules with C-C Axes 14. Cyclic Compounds 15. Internal Rotation about the C-O Axis 16. Internal Rotation about O-O, S-S and Si-Si Bonds as Axes Chapter V. Paraffinic Hydrocarbons 17. Internal Rotation in Butane, Pentane and Hexane 18. Internal Rotation in Long Chain w-Paraffins 19. Skeletal Vibrations of w-Paraffins Chapter VI. Polypeptides and Related Compounds 20. Molecules with One Peptide Bond 21. Molecules with Two Peptide Bonds 22. Diketopiperazine and Amino Acids 23. The Configuration of a Polypeptide Chain Part II Chapter I. Principles and Experimental Methods of Structure Determination 1. Infrared Absorption 2. The Raman Effect 3. Dielectric Constant 4. Electron Diffraction Chapter II. Normal Vibrations 5. Normal Vibrations 6. Normal Vibrations of the 1,2-Dihalogenoethanes 7. Normal Vibrations of w-Paraffins 8. The Sum Rule and the Product Rule for Rotational Isomers 9. Assignment of the Raman and Infrared Frequencies of 1,2-Dichloroethane Author IndexSubject Index