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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: CCD/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 CCD/cc-pVDZ
 hartrees
Energy at 0K-154.608703
Energy at 298.15K-154.615418
HF Energy-154.091431
Nuclear repulsion energy81.550364
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 CCD/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3887 3719 24.08      
2 A' 3166 3029 27.21      
3 A' 3076 2942 15.17      
4 A' 3016 2886 68.20      
5 A' 1539 1472 2.83      
6 A' 1507 1441 4.03      
7 A' 1490 1426 10.32      
8 A' 1408 1347 0.71      
9 A' 1306 1250 89.10      
10 A' 1153 1103 32.94      
11 A' 1067 1020 31.58      
12 A' 926 886 8.94      
13 A' 418 399 10.18      
14 A" 3170 3032 29.10      
15 A" 3052 2920 70.51      
16 A" 1484 1419 4.24      
17 A" 1311 1255 0.02      
18 A" 1195 1143 5.16      
19 A" 824 789 0.08      
20 A" 303 290 91.20      
21 A" 256 245 27.01      

Unscaled Zero Point Vibrational Energy (zpe) 17776.4 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 17006.7 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 CCD/cc-pVDZ
ABC
1.15672 0.31277 0.27179

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.169 -0.420 0.000
C2 0.000 0.557 0.000
O3 -1.197 -0.207 0.000
H4 -1.932 0.418 0.000
H5 2.131 0.121 0.000
H6 1.124 -1.065 0.894
H7 1.124 -1.065 -0.894
H8 0.060 1.213 0.894
H9 0.060 1.213 -0.894

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52302.37583.21161.10421.10381.10382.16692.1669
C21.52301.41991.93672.17522.16662.16661.11081.1108
O32.37581.41990.96373.34482.63202.63202.09642.0964
H43.21161.93670.96374.07373.51253.51252.32332.3233
H51.10422.17523.34484.07371.79501.79502.50642.5064
H61.10382.16662.63203.51251.79501.78872.51453.0858
H71.10382.16662.63203.51251.79501.78873.08582.5145
H82.16691.11082.09642.32332.50642.51453.08581.7886
H92.16691.11082.09642.32332.50643.08582.51451.7886

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.612 C1 C2 H8 109.724
C1 C2 H9 109.724 C2 C1 H5 110.768
C2 C1 H6 110.116 C2 C1 H7 110.116
C2 O3 H4 107.121 O3 C2 H8 111.274
O3 C2 H9 111.274 H5 C1 H6 108.771
H5 C1 H7 108.771 H6 C1 H7 108.240
H8 C2 H9 107.234
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability