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IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe : Analysis of the vs(OH)-band contour. / Melikova, S. M.; Rutkovskii, K. S.; Shchepkin, D. N.; Koll, A.

в: Optics and Spectroscopy (English translation of Optika i Spektroskopiya), Том 77, № 5, 11.1994, стр. 684-690.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

Harvard

Melikova, SM, Rutkovskii, KS, Shchepkin, DN & Koll, A 1994, 'IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe: Analysis of the vs(OH)-band contour', Optics and Spectroscopy (English translation of Optika i Spektroskopiya), Том. 77, № 5, стр. 684-690.

APA

Melikova, S. M., Rutkovskii, K. S., Shchepkin, D. N., & Koll, A. (1994). IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe: Analysis of the vs(OH)-band contour. Optics and Spectroscopy (English translation of Optika i Spektroskopiya), 77(5), 684-690.

Vancouver

Melikova SM, Rutkovskii KS, Shchepkin DN, Koll A. IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe: Analysis of the vs(OH)-band contour. Optics and Spectroscopy (English translation of Optika i Spektroskopiya). 1994 Нояб.;77(5):684-690.

Author

Melikova, S. M. ; Rutkovskii, K. S. ; Shchepkin, D. N. ; Koll, A. / IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe : Analysis of the vs(OH)-band contour. в: Optics and Spectroscopy (English translation of Optika i Spektroskopiya). 1994 ; Том 77, № 5. стр. 684-690.

BibTeX

@article{9550ba34b7434591ad2f556deffe8cb7,
title = "IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe: Analysis of the vs(OH)-band contour",
abstract = "IR absorption spectra of the three Mannich bases with intramolecular hydrogen bonds were studied in gas phase at T = 380 K and in liquid and supercritical Xe over a wide temperature range (170 - 290 K). The bases were 2-(N,N-dimethylaminomethyl)phenol (I) and two substituted species with 4-Cl (II) and 4,6-di-Cl (III) substituents. The frequencies and relative band intensities were measured in the 4000-100 cm-1 spectral range. Semiempirical calculations of the frequencies and form of the normal vibrations were performed at the MNDO (PM-3) level. The temperature dependence of the spectral moments of the vs(OH) band and its transformation upon deuteration were also studied. A model calculation of its shape was performed taking into account a strong anharmonic coupling between the stretching vs(OH) and low-frequency vi vibrations of the hydrogen bridge. The effective coupling constant was found to be {\=b}i = ᾱssi/{\=v}i≈0.7.",
author = "Melikova, {S. M.} and Rutkovskii, {K. S.} and Shchepkin, {D. N.} and A. Koll",
year = "1994",
month = nov,
language = "English",
volume = "77",
pages = "684--690",
journal = "OPTICS AND SPECTROSCOPY",
issn = "0030-400X",
publisher = "Pleiades Publishing",
number = "5",

}

RIS

TY - JOUR

T1 - IR absorption spectra of orthomethyl dimethylaminophenols in gas phase and liquified Xe

T2 - Analysis of the vs(OH)-band contour

AU - Melikova, S. M.

AU - Rutkovskii, K. S.

AU - Shchepkin, D. N.

AU - Koll, A.

PY - 1994/11

Y1 - 1994/11

N2 - IR absorption spectra of the three Mannich bases with intramolecular hydrogen bonds were studied in gas phase at T = 380 K and in liquid and supercritical Xe over a wide temperature range (170 - 290 K). The bases were 2-(N,N-dimethylaminomethyl)phenol (I) and two substituted species with 4-Cl (II) and 4,6-di-Cl (III) substituents. The frequencies and relative band intensities were measured in the 4000-100 cm-1 spectral range. Semiempirical calculations of the frequencies and form of the normal vibrations were performed at the MNDO (PM-3) level. The temperature dependence of the spectral moments of the vs(OH) band and its transformation upon deuteration were also studied. A model calculation of its shape was performed taking into account a strong anharmonic coupling between the stretching vs(OH) and low-frequency vi vibrations of the hydrogen bridge. The effective coupling constant was found to be b̄i = ᾱssi/v̄i≈0.7.

AB - IR absorption spectra of the three Mannich bases with intramolecular hydrogen bonds were studied in gas phase at T = 380 K and in liquid and supercritical Xe over a wide temperature range (170 - 290 K). The bases were 2-(N,N-dimethylaminomethyl)phenol (I) and two substituted species with 4-Cl (II) and 4,6-di-Cl (III) substituents. The frequencies and relative band intensities were measured in the 4000-100 cm-1 spectral range. Semiempirical calculations of the frequencies and form of the normal vibrations were performed at the MNDO (PM-3) level. The temperature dependence of the spectral moments of the vs(OH) band and its transformation upon deuteration were also studied. A model calculation of its shape was performed taking into account a strong anharmonic coupling between the stretching vs(OH) and low-frequency vi vibrations of the hydrogen bridge. The effective coupling constant was found to be b̄i = ᾱssi/v̄i≈0.7.

UR - http://www.scopus.com/inward/record.url?scp=0028542232&partnerID=8YFLogxK

M3 - Article

AN - SCOPUS:0028542232

VL - 77

SP - 684

EP - 690

JO - OPTICS AND SPECTROSCOPY

JF - OPTICS AND SPECTROSCOPY

SN - 0030-400X

IS - 5

ER -

ID: 90572658