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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3LYPultrafine/3-21G

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/3-21G
 hartrees
Energy at 0K-154.181075
Energy at 298.15K-154.187752
HF Energy-154.181075
Nuclear repulsion energy80.838936
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/3-21G
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' 3464 3342 1.66 142.69 0.32 0.48
2 A' 3134 3024 24.97 55.06 0.75 0.86
3 A' 3066 2958 12.07 98.54 0.01 0.03
4 A' 2984 2880 58.64 99.96 0.14 0.25
5 A' 1596 1540 2.00 5.74 0.68 0.81
6 A' 1572 1516 6.06 32.95 0.75 0.86
7 A' 1472 1420 8.02 3.76 0.67 0.80
8 A' 1458 1407 8.50 2.76 0.69 0.82
9 A' 1291 1246 68.69 11.09 0.75 0.86
10 A' 1116 1077 2.51 6.31 0.44 0.61
11 A' 1001 966 58.85 2.24 0.23 0.37
12 A' 895 864 10.56 7.09 0.34 0.51
13 A' 399 385 14.18 0.32 0.74 0.85
14 A" 3140 3030 28.52 42.66 0.75 0.86
15 A" 3006 2901 74.82 86.32 0.75 0.86
16 A" 1551 1496 5.68 21.31 0.75 0.86
17 A" 1327 1281 1.61 15.46 0.75 0.86
18 A" 1182 1141 3.59 8.02 0.75 0.86
19 A" 864 833 0.26 0.05 0.75 0.86
20 A" 313 302 125.03 9.15 0.75 0.86
21 A" 241 232 17.85 0.76 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17535.2 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 16919.7 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 B3LYPultrafine/3-21G
ABC
1.11375 0.31116 0.26779

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.181 -0.390 0.000
C2 0.000 0.581 0.000
O3 -1.199 -0.256 0.000
H4 -1.990 0.348 0.000
H5 2.131 0.153 0.000
H6 1.128 -1.027 0.887
H7 1.128 -1.027 -0.887
H8 0.052 1.229 0.889
H9 0.052 1.229 -0.889

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52912.38353.25571.09451.09371.09372.16492.1649
C21.52911.46212.00352.17392.15572.15571.10131.1013
O32.38351.46210.99553.35512.60682.60682.13512.1351
H43.25572.00350.99554.12583.52143.52142.39462.3946
H51.09452.17393.35514.12581.78531.78532.50462.5046
H61.09372.15572.60683.52141.78531.77432.49973.0667
H71.09372.15572.60683.52141.78531.77433.06672.4997
H82.16491.10132.13512.39462.50462.49973.06671.7788
H92.16491.10132.13512.39462.50463.06672.49971.7788

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 105.634 C1 C2 H8 109.705
C1 C2 H9 109.705 C2 C1 H5 110.820
C2 C1 H6 109.432 C2 C1 H7 109.432
C2 O3 H4 107.701 O3 C2 H8 112.030
O3 C2 H9 112.030 H5 C1 H6 109.349
H5 C1 H7 109.349 H6 C1 H7 108.418
H8 C2 H9 107.722
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.559      
2 C -0.149      
3 O -0.549      
4 H 0.331      
5 H 0.180      
6 H 0.204      
7 H 0.204      
8 H 0.168      
9 H 0.168      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.075 1.683 0.000 1.685
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.137 -2.376 0.000
y -2.376 -19.782 0.000
z 0.000 0.000 -19.882
Traceless
 xyz
x 2.695 -2.376 0.000
y -2.376 -1.272 0.000
z 0.000 0.000 -1.422
Polar
3z2-r2-2.845
x2-y22.645
xy-2.376
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.263 -0.124 0.000
y -0.124 3.562 0.000
z 0.000 0.000 3.184


<r2> (average value of r2) Å2
<r2> 54.637
(<r2>)1/2 7.392