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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-155.057976
Energy at 298.15K-155.064610
HF Energy-155.057976
Nuclear repulsion energy81.513155
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 B3LYPultrafine/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' 3837 3694 25.71 105.90 0.26 0.42
2 A' 3118 3001 29.81 65.34 0.75 0.86
3 A' 3045 2932 17.57 145.78 0.01 0.01
4 A' 2989 2877 75.34 123.53 0.10 0.19
5 A' 1530 1473 1.81 3.81 0.75 0.86
6 A' 1506 1449 3.86 13.59 0.73 0.84
7 A' 1450 1396 18.08 3.08 0.46 0.63
8 A' 1405 1352 0.74 0.26 0.49 0.66
9 A' 1258 1211 74.65 3.31 0.74 0.85
10 A' 1101 1060 29.97 7.02 0.50 0.67
11 A' 1032 993 64.74 4.11 0.25 0.40
12 A' 900 866 13.59 6.38 0.30 0.46
13 A' 417 401 12.24 0.36 0.58 0.73
14 A" 3124 3007 32.42 47.70 0.75 0.86
15 A" 3018 2906 56.61 111.91 0.75 0.86
16 A" 1488 1432 7.13 9.38 0.75 0.86
17 A" 1298 1250 0.09 8.81 0.75 0.86
18 A" 1180 1136 3.89 0.74 0.75 0.86
19 A" 821 790 0.08 0.15 0.75 0.86
20 A" 285 274 96.33 1.40 0.75 0.86
21 A" 240 231 49.60 0.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17519.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 16865.5 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 B3LYPultrafine/6-31+G**
ABC
1.16745 0.31037 0.27018

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.178 -0.402 0.000
C2 0.000 0.557 0.000
O3 -1.201 -0.222 0.000
H4 -1.964 0.370 0.000
H5 2.122 0.153 0.000
H6 1.151 -1.043 0.887
H7 1.151 -1.043 -0.887
H8 0.038 1.204 0.889
H9 0.038 1.204 -0.889

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51922.38593.23541.09531.09461.09462.16132.1613
C21.51921.43101.97262.16012.16152.16151.10061.1006
O32.38591.43100.96523.34402.64472.64472.08762.0876
H43.23541.97260.96524.09153.53363.53362.34392.3439
H51.09532.16013.34404.09151.77781.77782.49772.4977
H61.09462.16152.64473.53361.77781.77392.50783.0732
H71.09462.16152.64473.53361.77781.77393.07322.5078
H82.16131.10062.08762.34392.49772.50783.07321.7788
H92.16131.10062.08762.34392.49773.07322.50781.7788

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.901 C1 C2 H8 110.149
C1 C2 H9 110.149 C2 C1 H5 110.371
C2 C1 H6 110.522 C2 C1 H7 110.522
C2 O3 H4 109.268 O3 C2 H8 110.417
O3 C2 H9 110.417 H5 C1 H6 108.552
H5 C1 H7 108.552 H6 C1 H7 108.254
H8 C2 H9 107.819
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.431      
2 C -0.080      
3 O -0.535      
4 H 0.343      
5 H 0.142      
6 H 0.160      
7 H 0.160      
8 H 0.120      
9 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.149 1.768 0.000 1.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.950 -2.667 0.000
y -2.667 -20.417 0.000
z 0.000 0.000 -20.545
Traceless
 xyz
x 2.531 -2.667 0.000
y -2.667 -1.170 0.000
z 0.000 0.000 -1.361
Polar
3z2-r2-2.722
x2-y22.467
xy-2.667
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.882 -0.077 0.000
y -0.077 4.427 0.000
z 0.000 0.000 4.109


<r2> (average value of r2) Å2
<r2> 54.758
(<r2>)1/2 7.400