Paper
20 December 1985 Vibrational Analysis of 1H-labelled Propanes In The 11500 to 100 cm-1 Spectral Region
K. M. Gough, F. L. Baudais, H. L. Casal
Author Affiliations +
Proceedings Volume 0553, Fourier and Computerized Infrared Spectroscopy; (1985) https://doi.org/10.1117/12.970875
Event: 1985 International Conference on Fourier and Computerized Infrared Spectroscopy, 1985, Ottawa, Canada
Abstract
The gas phase infrared spectra of specifically 1H-labelled propanes CHD2CD,CD, and CD3CHDCD3 together with the spectrum of CD3CD2CD3 have been measured between 11500 and 500 cm 1. Assignments of these spectra in the fundamental and overtone regions are proposed. The Raman spectra between 100 and 3000 cm-1 of the same compounds are also reported; they are necessary to give the full view of the vibrational spectrum at the fundamental level. The major spectral features of the overtone spectral region can be explained on the basis of coupling between overtones of C-H stretching vibrations and CHD deformation vibrations. Fermi resonance coupling interactions between the two types of overtones are stronger with increasing overtone number. The present results show that there is an effect on isolated C-H stretching frequencies due to deuterium substitution.
© (1985) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
K. M. Gough, F. L. Baudais, and H. L. Casal "Vibrational Analysis of 1H-labelled Propanes In The 11500 to 100 cm-1 Spectral Region", Proc. SPIE 0553, Fourier and Computerized Infrared Spectroscopy, (20 December 1985); https://doi.org/10.1117/12.970875
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KEYWORDS
Infrared radiation

Critical dimension metrology

Raman spectroscopy

Analytical research

Chemistry

Infrared spectroscopy

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