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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBE1PBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/Def2TZVPP
 hartrees
Energy at 0K-154.924055
Energy at 298.15K-154.930701
HF Energy-154.924055
Nuclear repulsion energy82.113361
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 PBE1PBE/Def2TZVPP
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' 3900 3900 31.18 103.07 0.25 0.40
2 A' 3135 3135 23.37 56.89 0.74 0.85
3 A' 3055 3055 14.38 156.52 0.00 0.01
4 A' 2996 2996 66.90 138.72 0.08 0.15
5 A' 1522 1522 1.77 3.48 0.66 0.79
6 A' 1494 1494 2.72 10.73 0.75 0.86
7 A' 1455 1455 11.24 2.98 0.43 0.60
8 A' 1395 1395 3.31 0.09 0.73 0.84
9 A' 1273 1273 73.46 1.83 0.74 0.85
10 A' 1128 1128 44.29 5.29 0.61 0.76
11 A' 1049 1049 45.05 4.84 0.12 0.22
12 A' 913 913 10.46 4.45 0.31 0.48
13 A' 418 418 11.10 0.30 0.69 0.82
14 A" 3137 3137 26.97 42.98 0.75 0.86
15 A" 3025 3025 50.34 98.46 0.75 0.86
16 A" 1475 1475 6.48 7.39 0.75 0.86
17 A" 1300 1300 0.02 7.48 0.75 0.86
18 A" 1179 1179 3.89 0.83 0.75 0.86
19 A" 816 816 0.23 0.10 0.75 0.86
20 A" 280 280 71.78 1.77 0.75 0.86
21 A" 242 242 47.90 0.59 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17593.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17593.7 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 PBE1PBE/Def2TZVPP
ABC
1.18441 0.31527 0.27460

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.167 -0.404 0.000
C2 0.000 0.550 0.000
O3 -1.192 -0.214 0.000
H4 -1.940 0.383 0.000
H5 2.111 0.145 0.000
H6 1.137 -1.043 0.884
H7 1.137 -1.043 -0.884
H8 0.045 1.198 0.886
H9 0.045 1.198 -0.886

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50742.36663.20541.09151.09121.09122.14682.1468
C21.50741.41621.94762.14912.14772.14771.09801.0980
O32.36661.41620.95743.32202.62572.62572.07542.0754
H43.20541.94760.95744.05793.50523.50522.32142.3214
H51.09152.14913.32204.05791.77171.77172.48202.4820
H61.09122.14772.62573.50521.77171.76842.49263.0570
H71.09122.14772.62573.50521.77171.76843.05702.4926
H82.14681.09802.07542.32142.48202.49263.05701.7713
H92.14681.09802.07542.32142.48203.05702.49261.7713

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.054 C1 C2 H8 109.982
C1 C2 H9 109.982 C2 C1 H5 110.544
C2 C1 H6 110.461 C2 C1 H7 110.461
C2 O3 H4 108.739 O3 C2 H8 110.645
O3 C2 H9 110.645 H5 C1 H6 108.525
H5 C1 H7 108.525 H6 C1 H7 108.254
H8 C2 H9 107.539
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.232      
2 C 0.005      
3 O -0.341      
4 H 0.191      
5 H 0.071      
6 H 0.087      
7 H 0.087      
8 H 0.066      
9 H 0.066      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.029 1.534 0.000 1.534
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.691 -2.335 0.000
y -2.335 -20.033 0.000
z 0.000 0.000 -20.134
Traceless
 xyz
x 2.392 -2.335 0.000
y -2.335 -1.120 0.000
z 0.000 0.000 -1.272
Polar
3z2-r2-2.543
x2-y22.341
xy-2.335
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.100 -0.168 0.000
y -0.168 4.593 0.000
z 0.000 0.000 4.239


<r2> (average value of r2) Å2
<r2> 53.900
(<r2>)1/2 7.342