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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: TPSSh/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-155.050546
Energy at 298.15K-155.057188
HF Energy-155.050546
Nuclear repulsion energy81.497560
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/cc-pVDZ
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' 3744 3641 14.52 118.62 0.30 0.46
2 A' 3118 3032 31.63 71.59 0.75 0.86
3 A' 3037 2953 19.16 147.41 0.01 0.02
4 A' 2958 2877 80.38 134.36 0.11 0.20
5 A' 1516 1474 1.78 3.58 0.63 0.78
6 A' 1493 1452 2.09 21.97 0.75 0.85
7 A' 1452 1412 13.66 5.05 0.53 0.69
8 A' 1390 1352 0.11 0.59 0.64 0.78
9 A' 1270 1235 74.15 4.46 0.75 0.86
10 A' 1107 1076 31.00 5.65 0.65 0.79
11 A' 1036 1007 48.15 4.60 0.14 0.24
12 A' 904 879 14.43 5.10 0.39 0.56
13 A' 403 392 10.04 0.30 0.74 0.85
14 A" 3121 3035 34.70 58.92 0.75 0.86
15 A" 2986 2903 81.33 115.80 0.75 0.86
16 A" 1471 1431 4.53 13.55 0.75 0.86
17 A" 1286 1251 0.07 9.78 0.75 0.86
18 A" 1168 1135 3.82 2.90 0.75 0.86
19 A" 813 791 0.02 0.08 0.75 0.86
20 A" 291 283 78.49 3.60 0.75 0.86
21 A" 245 239 32.91 1.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17404.0 cm-1
Scaled (by 0.9724) Zero Point Vibrational Energy (zpe) 16923.6 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/cc-pVDZ
ABC
1.15217 0.31317 0.27176

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.170 -0.409 0.000
C2 0.000 0.559 0.000
O3 -1.196 -0.220 0.000
H4 -1.943 0.400 0.000
H5 2.127 0.137 0.000
H6 1.132 -1.054 0.892
H7 1.132 -1.054 -0.892
H8 0.051 1.214 0.894
H9 0.051 1.214 -0.894

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51872.37373.21651.10181.10151.10152.16492.1649
C21.51871.42731.94962.16872.16302.16301.10931.1093
O32.37371.42730.97063.34232.62872.62872.09992.0999
H43.21651.94960.97064.07873.51623.51622.33182.3318
H51.10182.16873.34234.07871.79011.79012.50432.5043
H61.10152.16302.62873.51621.79011.78432.51253.0826
H71.10152.16302.62873.51621.79011.78433.08262.5125
H82.16491.10932.09992.33182.50432.51253.08261.7877
H92.16491.10932.09992.33182.50433.08262.51251.7877

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.320 C1 C2 H8 109.953
C1 C2 H9 109.953 C2 C1 H5 110.696
C2 C1 H6 110.265 C2 C1 H7 110.265
C2 O3 H4 107.252 O3 C2 H8 111.131
O3 C2 H9 111.131 H5 C1 H6 108.681
H5 C1 H7 108.681 H6 C1 H7 108.189
H8 C2 H9 107.367
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.068      
2 C 0.070      
3 O -0.289      
4 H 0.144      
5 H 0.027      
6 H 0.042      
7 H 0.042      
8 H 0.016      
9 H 0.016      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.061 1.465 0.000 1.466
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 4.661 -0.205 0.000
y -0.205 4.131 0.000
z 0.000 0.000 3.731


<r2> (average value of r2) Å2
<r2> 54.217
(<r2>)1/2 7.363