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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: MP2/Sadlej_pVTZ

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/Sadlej_pVTZ
 hartrees
Energy at 0K-154.624029
Energy at 298.15K-154.630702
HF Energy-154.124894
Nuclear repulsion energy81.491820
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/Sadlej_pVTZ
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' 3828 3683 32.74      
2 A' 3158 3038 20.39      
3 A' 3052 2937 13.30      
4 A' 3017 2902 60.76      
5 A' 1510 1453 0.89      
6 A' 1485 1429 2.39      
7 A' 1444 1389 12.87      
8 A' 1386 1333 0.95      
9 A' 1268 1220 62.49      
10 A' 1105 1064 49.38      
11 A' 1057 1017 32.34      
12 A' 908 874 16.78      
13 A' 418 402 10.32      
14 A" 3162 3042 23.51      
15 A" 3069 2952 36.78      
16 A" 1471 1415 5.22      
17 A" 1290 1241 0.01      
18 A" 1163 1119 3.02      
19 A" 804 774 0.03      
20 A" 300 288 85.41      
21 A" 239 230 28.90      

Unscaled Zero Point Vibrational Energy (zpe) 17566.6 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 16900.8 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/Sadlej_pVTZ
ABC
1.14729 0.31390 0.27214

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Sadlej_pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.171 -0.398 0.000
C2 0.000 0.563 0.000
O3 -1.193 -0.231 0.000
H4 -1.953 0.370 0.000
H5 2.127 0.151 0.000
H6 1.133 -1.043 0.893
H7 1.133 -1.043 -0.893
H8 0.036 1.213 0.896
H9 0.036 1.213 -0.896

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51552.37003.21721.10211.10221.10222.16522.1652
C21.51551.43301.96232.16692.15892.15891.10731.1073
O32.37001.43300.96903.34172.62002.62002.09712.0971
H43.21721.96230.96904.08593.50913.50912.33862.3386
H51.10212.16693.34174.08591.79191.79192.51102.5110
H61.10222.15892.62003.50911.79191.78652.50833.0811
H71.10222.15892.62003.50911.79191.78653.08112.5083
H82.16521.10732.09712.33862.51102.50833.08111.7920
H92.16521.10732.09712.33862.51103.08112.50831.7920

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 106.954 C1 C2 H8 110.312
C1 C2 H9 110.312 C2 C1 H5 110.760
C2 C1 H6 110.116 C2 C1 H7 110.116
C2 O3 H4 108.005 O3 C2 H8 110.626
O3 C2 H9 110.626 H5 C1 H6 108.761
H5 C1 H7 108.761 H6 C1 H7 108.269
H8 C2 H9 108.028
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability