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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: MP2=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-31G**
 hartrees
Energy at 0K-154.582080
Energy at 298.15K-154.588826
HF Energy-154.089207
Nuclear repulsion energy82.039947
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2=FULL/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3902 3646 20.32 94.46 0.29 0.46
2 A' 3242 3029 22.45 52.84 0.75 0.86
3 A' 3143 2937 12.19 101.18 0.01 0.03
4 A' 3084 2881 62.53 95.56 0.12 0.21
5 A' 1596 1492 2.50 4.81 0.68 0.81
6 A' 1565 1463 2.67 22.23 0.75 0.86
7 A' 1510 1411 17.62 5.30 0.60 0.75
8 A' 1452 1357 0.16 0.68 0.62 0.76
9 A' 1303 1217 79.46 6.08 0.71 0.83
10 A' 1148 1073 23.31 5.75 0.57 0.73
11 A' 1077 1006 50.81 3.07 0.16 0.28
12 A' 938 876 11.61 5.88 0.34 0.51
13 A' 425 397 11.75 0.26 0.64 0.78
14 A" 3252 3039 23.79 43.21 0.75 0.86
15 A" 3130 2925 64.02 75.75 0.75 0.86
16 A" 1548 1447 3.89 15.89 0.75 0.86
17 A" 1340 1252 0.08 12.80 0.75 0.86
18 A" 1223 1142 4.73 3.21 0.75 0.86
19 A" 845 789 0.02 0.04 0.75 0.86
20 A" 307 287 90.99 3.62 0.75 0.86
21 A" 264 247 44.46 1.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18146.5 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 16956.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31G**
ABC
1.16935 0.31653 0.27455

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.167 -0.401 0.000
C2 0.000 0.558 0.000
O3 -1.190 -0.226 0.000
H4 -1.939 0.380 0.000
H5 2.110 0.142 0.000
H6 1.128 -1.035 0.882
H7 1.128 -1.035 -0.882
H8 0.046 1.204 0.882
H9 0.046 1.204 -0.882

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51022.36333.20231.08811.08671.08672.14712.1471
C21.51021.42471.94712.15022.14162.14161.09441.0944
O32.36331.42470.96303.32002.60862.60862.08532.0853
H43.20231.94710.96304.05553.49063.49062.32302.3230
H51.08812.15023.32004.05551.76831.76832.48292.4829
H61.08672.14162.60863.49061.76831.76332.48643.0486
H71.08672.14162.60863.49061.76831.76333.04862.4864
H82.14711.09442.08532.32302.48292.48643.04861.7649
H92.14711.09442.08532.32302.48293.04862.48641.7649

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.229 C1 C2 H8 110.014
C1 C2 H9 110.014 C2 C1 H5 110.645
C2 C1 H6 110.045 C2 C1 H7 110.045
C2 O3 H4 107.689 O3 C2 H8 111.064
O3 C2 H9 111.064 H5 C1 H6 108.803
H5 C1 H7 108.803 H6 C1 H7 108.449
H8 C2 H9 107.471
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability