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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-153.347813
Energy at 298.15K-153.351938
Nuclear repulsion energy69.914564
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 QCISD/6-31G*
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' 3745 3567 24.34      
2 A' 3285 3128 11.16      
3 A' 3237 3083 6.66      
4 A' 3186 3034 5.94      
5 A' 1750 1666 122.77      
6 A' 1488 1417 16.75      
7 A' 1391 1325 0.17      
8 A' 1357 1293 6.26      
9 A' 1148 1093 180.71      
10 A' 977 931 11.39      
11 A' 495 471 13.57      
12 A" 993 946 31.99      
13 A" 816 777 59.93      
14 A" 714 680 0.65      
15 A" 450 428 133.24      

Unscaled Zero Point Vibrational Energy (zpe) 12516.0 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 11919.0 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 QCISD/6-31G*
ABC
1.99448 0.34854 0.29669

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.218 -0.105 0.000
C2 0.000 0.447 0.000
O3 -1.200 -0.217 0.000
H4 1.371 -1.183 0.000
H5 2.101 0.525 0.000
H6 -0.163 1.522 0.000
H7 -1.020 -1.174 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.33722.42031.08901.08462.13412.4804
C21.33721.37122.13002.10241.08731.9151
O32.42031.37122.74633.38312.02440.9734
H41.08902.13002.74631.85763.10982.3914
H51.08462.10243.38311.85762.47393.5536
H62.13411.08732.02443.10982.47392.8286
H72.48041.91510.97342.39143.55362.8286

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.664 C1 C2 H6 123.008
C2 C1 H4 122.455 C2 C1 H5 120.116
C2 O3 H7 108.341 O3 C2 H6 110.328
H4 C1 H5 117.429
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability