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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B2PLYP=FULL/aug-cc-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 B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-154.992786
Energy at 298.15K-154.999436
HF Energy-154.779266
Nuclear repulsion energy81.929000
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 B2PLYP=FULL/aug-cc-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' 3846 3690 30.52 107.77 0.20 0.33
2 A' 3131 3004 25.20 53.20 0.74 0.85
3 A' 3061 2937 14.86 178.08 0.00 0.01
4 A' 3015 2893 62.48 140.02 0.07 0.12
5 A' 1543 1481 1.48 2.59 0.73 0.85
6 A' 1517 1455 2.74 6.28 0.75 0.86
7 A' 1460 1401 12.76 1.29 0.44 0.61
8 A' 1414 1357 1.24 0.02 0.45 0.62
9 A' 1274 1222 63.05 0.84 0.75 0.86
10 A' 1108 1063 27.98 6.27 0.40 0.57
11 A' 1044 1002 61.39 4.99 0.16 0.28
12 A' 905 869 14.61 6.41 0.17 0.28
13 A' 419 402 10.83 0.34 0.58 0.73
14 A" 3135 3008 28.39 37.20 0.75 0.86
15 A" 3043 2919 40.98 92.78 0.75 0.86
16 A" 1500 1439 5.91 4.38 0.75 0.86
17 A" 1313 1259 0.00 3.37 0.75 0.86
18 A" 1190 1142 2.83 0.43 0.75 0.86
19 A" 826 792 0.16 0.15 0.75 0.86
20 A" 280 269 69.50 1.01 0.75 0.86
21 A" 235 225 45.15 0.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17628.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 16913.1 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
1.17805 0.31365 0.27292

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.173 -0.396 0.000
C2 0.000 0.555 0.000
O3 -1.195 -0.226 0.000
H4 -1.952 0.364 0.000
H5 2.110 0.158 0.000
H6 1.146 -1.032 0.882
H7 1.146 -1.032 -0.882
H8 0.034 1.197 0.884
H9 0.034 1.197 -0.884

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51052.37423.21671.08871.08801.08802.14912.1491
C21.51051.42711.96162.14732.14732.14731.09321.0932
O32.37421.42710.95993.32722.62822.62822.07732.0773
H43.21671.96160.95994.06773.51083.51082.32822.3282
H51.08872.14733.32724.06771.76791.76792.48452.4845
H61.08802.14732.62823.51081.76791.76472.49133.0540
H71.08802.14732.62823.51081.76791.76473.05402.4913
H82.14911.09322.07732.32822.48452.49133.05401.7680
H92.14911.09322.07732.32822.48453.05402.49131.7680

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.807 C1 C2 H8 110.234
C1 C2 H9 110.234 C2 C1 H5 110.357
C2 C1 H6 110.395 C2 C1 H7 110.395
C2 O3 H4 108.950 O3 C2 H8 110.322
O3 C2 H9 110.322 H5 C1 H6 108.627
H5 C1 H7 108.627 H6 C1 H7 108.381
H8 C2 H9 107.931
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability