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All results from a given calculation for CH3CH2OH (Ethanol)

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

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/6-31+G**
 hartrees
Energy at 0K-154.595132
Energy at 298.15K-154.601796
HF Energy-154.094938
Nuclear repulsion energy81.868054
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/6-31+G**
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' 3886 3649 32.00 90.90 0.24 0.39
2 A' 3229 3032 22.32 56.08 0.75 0.86
3 A' 3131 2941 14.63 133.91 0.01 0.02
4 A' 3093 2905 64.90 104.45 0.11 0.19
5 A' 1579 1483 1.51 4.66 0.74 0.85
6 A' 1550 1456 3.33 11.46 0.72 0.84
7 A' 1489 1398 20.54 3.75 0.42 0.59
8 A' 1441 1353 0.82 0.20 0.39 0.56
9 A' 1280 1202 64.88 3.47 0.68 0.81
10 A' 1125 1056 30.04 7.19 0.51 0.68
11 A' 1068 1003 56.51 3.92 0.22 0.36
12 A' 926 869 17.08 6.51 0.25 0.41
13 A' 424 398 12.64 0.32 0.51 0.68
14 A" 3241 3044 23.59 40.64 0.75 0.86
15 A" 3144 2953 45.94 91.33 0.75 0.86
16 A" 1531 1438 6.35 9.45 0.75 0.86
17 A" 1328 1247 0.11 8.24 0.75 0.86
18 A" 1210 1136 3.33 1.07 0.75 0.86
19 A" 839 788 0.00 0.13 0.75 0.86
20 A" 288 270 52.42 0.81 0.75 0.86
21 A" 230 216 97.33 0.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18014.1 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 16918.8 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=FULL/6-31+G**
ABC
1.16800 0.31463 0.27318

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.173 -0.391 0.000
C2 0.000 0.560 0.000
O3 -1.192 -0.235 0.000
H4 -1.957 0.352 0.000
H5 2.110 0.164 0.000
H6 1.141 -1.024 0.883
H7 1.141 -1.024 -0.883
H8 0.029 1.200 0.885
H9 0.029 1.200 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51002.37003.21721.08901.08741.08742.15062.1506
C21.51001.43251.96802.14732.14302.14301.09311.0931
O32.37001.43250.96473.32612.61652.61652.08192.0819
H43.21721.96800.96474.07193.50363.50362.33392.3339
H51.08902.14733.32614.07191.76941.76942.48832.4883
H61.08742.14302.61653.50361.76941.76642.48743.0520
H71.08742.14302.61653.50361.76941.76643.05202.4874
H82.15061.09312.08192.33392.48832.48743.05201.7706
H92.15061.09312.08192.33392.48833.05202.48741.7706

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.275 C1 C2 H8 110.392
C1 C2 H9 110.392 C2 C1 H5 110.371
C2 C1 H6 110.127 C2 C1 H7 110.127
C2 O3 H4 108.791 O3 C2 H8 110.312
O3 C2 H9 110.312 H5 C1 H6 108.775
H5 C1 H7 108.775 H6 C1 H7 108.622
H8 C2 H9 108.171
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability