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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: TPSSh/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-311G**
 hartrees
Energy at 0K-155.087963
Energy at 298.15K-155.094618
HF Energy-155.087963
Nuclear repulsion energy81.677406
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 TPSSh/6-311G**
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' 3802 3802 15.57 110.97 0.31 0.47
2 A' 3106 3106 37.87 66.55 0.75 0.86
3 A' 3034 3034 19.28 142.44 0.01 0.01
4 A' 2967 2967 78.28 129.80 0.11 0.19
5 A' 1539 1539 1.03 3.03 0.66 0.80
6 A' 1515 1515 2.66 19.32 0.75 0.86
7 A' 1460 1460 11.80 4.01 0.46 0.63
8 A' 1409 1409 1.27 0.36 0.75 0.86
9 A' 1277 1277 72.92 4.05 0.75 0.86
10 A' 1103 1103 20.63 5.85 0.58 0.73
11 A' 1034 1034 62.42 3.87 0.17 0.29
12 A' 901 901 14.04 5.36 0.36 0.53
13 A' 406 406 11.20 0.33 0.69 0.81
14 A" 3111 3111 42.01 51.65 0.75 0.86
15 A" 2993 2993 71.18 109.41 0.75 0.86
16 A" 1494 1494 5.64 10.84 0.75 0.86
17 A" 1300 1300 0.05 9.69 0.75 0.86
18 A" 1179 1179 4.07 1.94 0.75 0.86
19 A" 818 818 0.00 0.08 0.75 0.86
20 A" 287 287 85.56 3.07 0.75 0.86
21 A" 251 251 37.46 0.90 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17492.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17492.7 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 TPSSh/6-311G**
ABC
1.16044 0.31338 0.27204

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.172 -0.405 0.000
C2 0.000 0.560 0.000
O3 -1.196 -0.223 0.000
H4 -1.944 0.385 0.000
H5 2.120 0.141 0.000
H6 1.135 -1.044 0.886
H7 1.135 -1.044 -0.886
H8 0.044 1.206 0.889
H9 0.044 1.206 -0.889

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51792.37483.21411.09401.09301.09302.15812.1581
C21.51791.42951.95162.16132.15542.15541.10021.1002
O32.37481.42950.96383.33612.62562.62562.09092.0909
H43.21411.95160.96384.07133.50823.50822.32752.3275
H51.09402.16133.33614.07131.77691.77692.49722.4972
H61.09302.15542.62563.50821.77691.77222.50053.0667
H71.09302.15542.62563.50821.77691.77223.06672.5005
H82.15811.10022.09092.32752.49722.50053.06671.7785
H92.15811.10022.09092.32752.49723.06672.50051.7785

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.325 C1 C2 H8 110.015
C1 C2 H9 110.015 C2 C1 H5 110.635
C2 C1 H6 110.227 C2 C1 H7 110.227
C2 O3 H4 107.669 O3 C2 H8 110.822
O3 C2 H9 110.822 H5 C1 H6 108.680
H5 C1 H7 108.680 H6 C1 H7 108.332
H8 C2 H9 107.853
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.316      
2 C -0.025      
3 O -0.414      
4 H 0.239      
5 H 0.102      
6 H 0.117      
7 H 0.117      
8 H 0.090      
9 H 0.090      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.007 1.599 0.000 1.599
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.765 -0.194 0.000
y -0.194 4.238 0.000
z 0.000 0.000 3.845


<r2> (average value of r2) Å2
<r2> 54.180
(<r2>)1/2 7.361