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All results from a given calculation for CH3CH2OH (Ethanol)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/6-31G*
 hartrees
Energy at 0K-154.562263
Energy at 298.15K-154.569002
HF Energy-154.074238
Nuclear repulsion energy81.698423
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 CCSD=FULL/6-31G*
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' 3769 3580 13.92      
2 A' 3159 3000 27.67      
3 A' 3081 2926 13.56      
4 A' 3023 2871 60.83      
5 A' 1588 1508 2.22      
6 A' 1553 1475 3.19      
7 A' 1511 1435 14.51      
8 A' 1452 1379 1.02      
9 A' 1319 1253 92.15      
10 A' 1149 1091 22.76      
11 A' 1079 1025 45.23      
12 A' 935 888 9.27      
13 A' 426 405 12.32      
14 A" 3168 3009 28.95      
15 A" 3054 2901 65.28      
16 A" 1536 1459 4.51      
17 A" 1330 1263 0.09      
18 A" 1219 1158 5.07      
19 A" 843 800 0.00      
20 A" 315 299 115.57      
21 A" 261 248 25.30      

Unscaled Zero Point Vibrational Energy (zpe) 17883.5 cm-1
Scaled (by 0.9498) Zero Point Vibrational Energy (zpe) 16985.7 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 CCSD=FULL/6-31G*
ABC
1.16001 0.31432 0.27277

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.168 -0.409 0.000
C2 0.000 0.558 0.000
O3 -1.193 -0.217 0.000
H4 -1.951 0.385 0.000
H5 2.120 0.136 0.000
H6 1.127 -1.048 0.888
H7 1.127 -1.048 -0.888
H8 0.055 1.208 0.889
H9 0.055 1.208 -0.889

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51612.36863.21861.09661.09541.09542.15502.1550
C21.51611.42241.95862.16152.15362.15361.10271.1027
O32.36861.42240.96863.33142.61912.61912.09252.0925
H43.21861.95860.96864.07853.50953.50952.34322.3432
H51.09662.16153.33144.07851.78261.78262.49082.4908
H61.09542.15362.61913.50951.78261.77692.49823.0658
H71.09542.15362.61913.50951.78261.77693.06582.4982
H82.15501.10272.09252.34322.49082.49823.06581.7773
H92.15501.10272.09252.34322.49083.06582.49821.7773

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.381 C1 C2 H8 109.743
C1 C2 H9 109.743 C2 C1 H5 110.615
C2 C1 H6 110.061 C2 C1 H7 110.061
C2 O3 H4 108.510 O3 C2 H8 111.297
O3 C2 H9 111.297 H5 C1 H6 108.825
H5 C1 H7 108.825 H6 C1 H7 108.404
H8 C2 H9 107.384
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability