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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: MP2=FULL/6-311G**

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/6-311G**
 hartrees
Energy at 0K-154.693295
Energy at 298.15K-154.699983
HF Energy-154.124704
Nuclear repulsion energy81.966820
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/6-311G**
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' 3915 3714 29.85 86.71 0.29 0.46
2 A' 3185 3021 24.38 57.46 0.75 0.86
3 A' 3092 2933 13.55 128.19 0.01 0.02
4 A' 3043 2887 65.03 113.65 0.11 0.19
5 A' 1557 1477 1.95 4.05 0.71 0.83
6 A' 1525 1447 2.58 16.13 0.75 0.86
7 A' 1490 1413 12.01 3.99 0.37 0.54
8 A' 1419 1346 2.60 0.47 0.56 0.72
9 A' 1301 1235 74.73 3.56 0.74 0.85
10 A' 1143 1084 30.00 5.64 0.61 0.76
11 A' 1071 1016 44.99 3.93 0.16 0.28
12 A' 928 880 10.91 5.24 0.33 0.50
13 A' 424 402 11.27 0.30 0.63 0.78
14 A" 3192 3028 26.65 45.03 0.75 0.86
15 A" 3086 2927 56.76 89.97 0.75 0.86
16 A" 1500 1423 5.67 10.31 0.75 0.86
17 A" 1329 1260 0.00 9.46 0.75 0.86
18 A" 1205 1143 4.85 1.20 0.75 0.86
19 A" 837 794 0.03 0.06 0.75 0.86
20 A" 290 276 33.36 1.30 0.75 0.86
21 A" 237 224 91.74 2.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17884.3 cm-1
Scaled (by 0.9486) Zero Point Vibrational Energy (zpe) 16965.0 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/6-311G**
ABC
1.16875 0.31557 0.27411

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.167 -0.409 0.000
C2 0.000 0.557 0.000
O3 -1.193 -0.217 0.000
H4 -1.925 0.402 0.000
H5 2.116 0.133 0.000
H6 1.124 -1.045 0.886
H7 1.124 -1.045 -0.886
H8 0.051 1.201 0.888
H9 0.051 1.201 -0.888

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51402.36713.19591.09321.09201.09202.15022.1502
C21.51401.42161.93112.15842.14832.14831.09851.0985
O32.36711.42160.95853.32762.61562.61562.08502.0850
H43.19591.93110.95854.05033.48973.48972.30932.3093
H51.09322.15843.32764.05031.77671.77672.48892.4889
H61.09202.14832.61563.48971.77671.77242.48963.0571
H71.09202.14832.61563.48971.77671.77243.05712.4896
H82.15021.09852.08502.30932.48892.48963.05711.7758
H92.15021.09852.08502.30932.48893.05712.48961.7758

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.442 C1 C2 H8 109.762
C1 C2 H9 109.762 C2 C1 H5 110.726
C2 C1 H6 109.996 C2 C1 H7 109.996
C2 O3 H4 106.840 O3 C2 H8 111.011
O3 C2 H9 111.011 H5 C1 H6 108.789
H5 C1 H7 108.789 H6 C1 H7 108.495
H8 C2 H9 107.856
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability