Band
Title
2541.3 cm-1: ν68 of 12C1H316O1H in natural CH3OH - phase alpha
Type
absorption
Assignments summary
Assignment Symmetry Mode Specie(s) Molecule/Atom Bond Multiplicity Degeneracy Contribution Resonance
ν68 combination vibration 12CH316OH CH3OH -16O-1H
12C-16O-
no
Characteristics summary
Peak position
(cm-1)
Center position
(cm-1)
Width
(cm-1)
Shape Asymmetry factor Peak intensity
(cm-1)
Peak intensity relative Peak strength Integrated intensity
(cm-2)
Integrated intensity relative Integrated strength Temperature
(K)
Pressure
(bar)
2541.3 ± 0.3 - 19.5 ± 2 undefined 0.052 s 35.0
2536.5 ± 1.5 - 25.5 ± 3 symmetric 0.032 s 120.0
Label
ν68
Category
combination vibration

Evaluation

Level
partly assigned
Evaluation
undefined
Comments
uncertain
# Multiplicity type Degeneracy Other band
1 no

Vibration modes

Label (type)
ν6 (bending in-p)       Bond: -16O-1H
ν8 (stretching)       Bond: 12C-16O-

Temperature

Temperature
35.0 ± 5.0 K
Method #1
spectrum measurement: direct measurement on the absorbance spectrum, manual linear baseline for peak intensity and FWHM
Overlap
strongly blended
Peak
2541.3 ± 0.3 cm-1 (peak)
Evaluation
validated
Quality
A
FWHM
19.5 ± 2 cm-1 (fwhm)
Shape
undefined
Evaluation
undefined
Quality
D
Method
peak intensity
Relative intensity
0.052 ± 0.001
Strength
strong (s)
Evaluation
undefined
Quality
A

Temperature

Temperature
120.0 ± 10.0 K
Method #1
spectrum measurement: direct measurement on the absorbance spectrum, manual linear baseline for peak intensity and FWHM
Overlap
isolated
Peak
2536.5 ± 1.5 cm-1 (peak)
Evaluation
validated
Quality
B
FWHM
25.5 ± 3 cm-1 (hwhm)
Shape
symmetric
Evaluation
validated
Quality
D
Method
peak intensity
Relative intensity
0.032 ± 0.001
Strength
strong (s)
Evaluation
undefined
Quality
B