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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: MP2=FULL/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-154.580885
Energy at 298.15K-154.587607
HF Energy-154.091500
Nuclear repulsion energy81.690813
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/cc-pVDZ
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' 3860 3669 28.89 94.24 0.29 0.45
2 A' 3203 3045 21.14 61.94 0.75 0.86
3 A' 3099 2946 13.77 129.26 0.01 0.02
4 A' 3036 2885 69.63 115.74 0.11 0.20
5 A' 1537 1460 2.24 4.67 0.69 0.82
6 A' 1506 1431 2.65 17.56 0.75 0.86
7 A' 1479 1406 13.36 5.51 0.45 0.62
8 A' 1398 1329 1.03 0.42 0.74 0.85
9 A' 1291 1227 79.02 3.67 0.75 0.86
10 A' 1142 1085 37.07 5.50 0.67 0.80
11 A' 1066 1013 33.76 4.52 0.14 0.25
12 A' 924 878 11.28 4.93 0.35 0.51
13 A' 417 396 10.59 0.26 0.70 0.82
14 A" 3207 3048 22.62 51.95 0.75 0.86
15 A" 3081 2928 68.73 95.29 0.75 0.86
16 A" 1483 1410 5.24 12.72 0.75 0.86
17 A" 1310 1245 0.00 9.35 0.75 0.86
18 A" 1191 1132 4.80 1.89 0.75 0.86
19 A" 826 785 0.00 0.08 0.75 0.86
20 A" 307 292 85.71 3.20 0.75 0.86
21 A" 260 247 32.55 0.82 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17811.9 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 16928.5 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/cc-pVDZ
ABC
1.15610 0.31477 0.27312

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.166 -0.413 0.000
C2 0.000 0.558 0.000
O3 -1.194 -0.214 0.000
H4 -1.929 0.411 0.000
H5 2.126 0.126 0.000
H6 1.121 -1.057 0.892
H7 1.121 -1.057 -0.892
H8 0.058 1.212 0.892
H9 0.058 1.212 -0.892

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51742.36833.20321.10111.10051.10052.16052.1605
C21.51741.42181.93462.16922.15842.15841.10811.1081
O32.36831.42180.96563.33712.61992.61992.09722.0972
H43.20321.93460.96564.06493.50073.50072.32052.3205
H51.10112.16923.33714.06491.79001.79002.50062.5006
H61.10052.15842.61993.50071.79001.78342.50613.0762
H71.10052.15842.61993.50071.79001.78343.07622.5061
H82.16051.10812.09722.32052.50062.50613.07621.7843
H92.16051.10812.09722.32052.50063.07622.50611.7843

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.319 C1 C2 H8 109.763
C1 C2 H9 109.763 C2 C1 H5 110.866
C2 C1 H6 110.049 C2 C1 H7 110.049
C2 O3 H4 106.697 O3 C2 H8 111.383
O3 C2 H9 111.383 H5 C1 H6 108.788
H5 C1 H7 108.788 H6 C1 H7 108.241
H8 C2 H9 107.238
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability