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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B2PLYP=FULL/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/cc-pVTZ
 hartrees
Energy at 0K-154.983419
Energy at 298.15K-154.990097
HF Energy-154.775719
Nuclear repulsion energy82.016430
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/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' 3857 3686 27.29 101.71 0.26 0.42
2 A' 3135 2996 27.41 57.56 0.75 0.86
3 A' 3065 2930 15.37 149.10 0.01 0.01
4 A' 3013 2880 65.89 130.04 0.09 0.16
5 A' 1548 1480 1.23 3.44 0.68 0.81
6 A' 1519 1451 2.64 11.68 0.75 0.86
7 A' 1469 1404 11.45 2.85 0.34 0.51
8 A' 1417 1354 2.18 0.10 0.75 0.86
9 A' 1282 1225 69.09 2.17 0.75 0.85
10 A' 1117 1068 26.23 5.57 0.55 0.71
11 A' 1047 1001 58.71 4.50 0.15 0.26
12 A' 911 870 12.45 5.45 0.28 0.44
13 A' 419 401 10.57 0.29 0.68 0.81
14 A" 3140 3001 30.61 42.69 0.75 0.86
15 A" 3038 2904 50.93 96.39 0.75 0.86
16 A" 1500 1434 5.62 7.38 0.75 0.86
17 A" 1315 1257 0.01 6.31 0.75 0.86
18 A" 1194 1141 3.64 1.11 0.75 0.86
19 A" 829 792 0.06 0.06 0.75 0.86
20 A" 286 273 66.77 1.95 0.75 0.86
21 A" 246 235 49.47 0.95 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17672.2 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 16891.1 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/cc-pVTZ
ABC
1.17774 0.31476 0.27368

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.170 -0.400 0.000
C2 0.000 0.555 0.000
O3 -1.193 -0.222 0.000
H4 -1.944 0.375 0.000
H5 2.110 0.147 0.000
H6 1.138 -1.036 0.882
H7 1.138 -1.036 -0.882
H8 0.042 1.198 0.883
H9 0.042 1.198 -0.883

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51062.37003.20951.08821.08741.08742.14662.1466
C21.51061.42391.95282.14952.14582.14581.09311.0931
O32.37001.42390.95933.32422.62222.62222.07912.0791
H43.20951.95280.95934.06133.50293.50292.32462.3246
H51.08822.14953.32424.06131.76701.76702.48252.4825
H61.08742.14582.62223.50291.76701.76332.48883.0508
H71.08742.14582.62223.50291.76701.76333.05082.4888
H82.14661.09312.07912.32462.48252.48883.05081.7656
H92.14661.09312.07912.32462.48253.05082.48881.7656

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.693 C1 C2 H8 110.026
C1 C2 H9 110.026 C2 C1 H5 110.555
C2 C1 H6 110.308 C2 C1 H7 110.308
C2 O3 H4 108.471 O3 C2 H8 110.691
O3 C2 H9 110.691 H5 C1 H6 108.628
H5 C1 H7 108.628 H6 C1 H7 108.353
H8 C2 H9 107.724
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability