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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: HSEh1PBE/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-154.928952
Energy at 298.15K-154.935596
HF Energy-154.928952
Nuclear repulsion energy82.101256
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 HSEh1PBE/6-311+G(3df,2p)
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' 3907 3907 33.53 100.23 0.23 0.38
2 A' 3128 3128 23.81 55.14 0.74 0.85
3 A' 3050 3050 14.25 161.82 0.00 0.01
4 A' 2991 2991 66.08 129.66 0.07 0.14
5 A' 1523 1523 2.04 2.58 0.74 0.85
6 A' 1495 1495 3.00 6.77 0.75 0.86
7 A' 1451 1451 11.21 1.50 0.35 0.52
8 A' 1395 1395 3.07 0.03 0.49 0.66
9 A' 1269 1269 71.15 0.93 0.74 0.85
10 A' 1124 1124 46.53 5.35 0.52 0.68
11 A' 1046 1046 45.40 5.10 0.12 0.22
12 A' 911 911 10.39 4.73 0.20 0.33
13 A' 418 418 11.17 0.28 0.62 0.76
14 A" 3130 3130 27.04 40.44 0.75 0.86
15 A" 3020 3020 45.13 96.85 0.75 0.86
16 A" 1477 1477 7.07 4.56 0.75 0.86
17 A" 1300 1300 0.00 4.01 0.75 0.86
18 A" 1179 1179 3.45 0.44 0.75 0.86
19 A" 815 815 0.35 0.14 0.75 0.86
20 A" 280 280 78.03 1.14 0.75 0.86
21 A" 238 238 41.69 0.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17573.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17573.7 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 HSEh1PBE/6-311+G(3df,2p)
ABC
1.18631 0.31480 0.27432

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.168 -0.404 0.000
C2 0.000 0.550 0.000
O3 -1.193 -0.214 0.000
H4 -1.944 0.379 0.000
H5 2.111 0.146 0.000
H6 1.140 -1.043 0.884
H7 1.140 -1.043 -0.884
H8 0.043 1.197 0.885
H9 0.043 1.197 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50792.36833.20911.09121.09081.09082.14772.1477
C21.50791.41601.95162.14922.14872.14871.09761.0976
O32.36831.41600.95723.32292.62862.62862.07372.0737
H43.20911.95160.95724.06173.50933.50932.32402.3240
H51.09122.14923.32294.06171.77071.77072.48312.4831
H61.09082.14872.62863.50931.77071.76712.49423.0578
H71.09082.14872.62863.50931.77071.76713.05782.4942
H82.14771.09762.07372.32402.48312.49423.05781.7707
H92.14771.09762.07372.32402.48313.05782.49421.7707

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.149 C1 C2 H8 110.040
C1 C2 H9 110.040 C2 C1 H5 110.541
C2 C1 H6 110.526 C2 C1 H7 110.526
C2 O3 H4 109.113 O3 C2 H8 110.540
O3 C2 H9 110.540 H5 C1 H6 108.489
H5 C1 H7 108.489 H6 C1 H7 108.196
H8 C2 H9 107.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.321      
2 C 0.094      
3 O -0.600      
4 H 0.209      
5 H 0.128      
6 H 0.130      
7 H 0.130      
8 H 0.116      
9 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.110 1.570 0.000 1.574
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.837 -2.445 0.000
y -2.445 -20.113 0.000
z 0.000 0.000 -20.267
Traceless
 xyz
x 2.353 -2.445 0.000
y -2.445 -1.061 0.000
z 0.000 0.000 -1.292
Polar
3z2-r2-2.585
x2-y22.276
xy-2.445
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.310 -0.131 0.000
y -0.131 4.751 0.000
z 0.000 0.000 4.411


<r2> (average value of r2) Å2
<r2> 54.015
(<r2>)1/2 7.350