Equilibre entre conformation a double liaison CO ou CC eclipsee et conformation a double liaison decalee de ⋍ 60° par rapport a l'eclipse: etude comparative par spectroscopie ir d'un carbure, d'un amide, d'un aldehyde et d'une cetone

作者: Aliette Cossé-Barbi , Alain Massat

DOI: 10.1016/0022-2860(80)85308-7

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摘要: Abstract The infrared vCO band of the ketone MeCOCH2C(Me)3 displays a splitting with two maxima whose components are attributed to rotamers. geometries these rotamers calculated by an priori vibrational analysis.

参考文章(26)
A. Cossé-Barbi, J.E. Dubois, Conformation des composés carbonylés en solution et sensibilité de la transition n → π∗ à, l'effet des solvants Spectrochimica Acta Part A: Molecular Spectroscopy. ,vol. 28, pp. 561- 583 ,(1972) , 10.1016/0584-8539(72)80242-3
R. Cataliotti, G. Paliani, Vibrational spectrum of crystalline cyclopentanone Chemical Physics Letters. ,vol. 20, pp. 280- 283 ,(1973) , 10.1016/0009-2614(73)85177-2
Gerasimos J. Karabatsos, Nelson Hsi, STRUCTURAL STUDIES BY NUCLEAR MAGNETIC RESONANCE. X. CONFORMATIONS OF ALIPHATIC ALDEHYDES Journal of the American Chemical Society. ,vol. 87, pp. 2864- 2870 ,(1965) , 10.1021/JA01091A016
J. Jakeš, B. Schneider, Force field of N-methylacetamide Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. ,vol. 24, pp. 286- 288 ,(1968) , 10.1016/0584-8539(68)80073-X
Giovanna Dellepiane, Giuseppe Zerbi, Normal Coordinate Calculations as a Tool for Vibrational Assignments. I. Fundamental Vibrations of Simple Aliphatic Amines Journal of Chemical Physics. ,vol. 48, pp. 3573- 3583 ,(1968) , 10.1063/1.1669653
P. Cossee, J. H. Schachtschneider, Vibrational Analysis of Acetone, Acetaldehyde, and Formaldehyde The Journal of Chemical Physics. ,vol. 44, pp. 97- 111 ,(1966) , 10.1063/1.1726509
R. Cataliotti, R.N. Jones, Further evidence of Fermi resonance in the C-O stretching band of cyclopentanone Spectrochimica Acta Part A: Molecular Spectroscopy. ,vol. 27, pp. 2011- 2013 ,(1971) , 10.1016/0584-8539(71)80254-4
G. Zerbi, M. Gussoni, Transferability of valence force constants from “overlay” calculations: Molecular vibrations of syndiotactic 1,2-polybutadiene Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. ,vol. 22, pp. 2111- 2119 ,(1966) , 10.1016/0371-1951(66)80060-7
N. Neto, C. Di Lauro, E. Castellucci, S. Califano, Vibrational spectra and molecular conformation of cyclenes—I Vibrational assignment and valence force field of cyclohexene and cyclohexene-d10. Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. ,vol. 23, pp. 1763- 1774 ,(1967) , 10.1016/0584-8539(67)80059-X