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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: QCISD/6-311G*

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/6-311G*
 hartrees
Energy at 0K-153.412155
Energy at 298.15K-153.416288
Nuclear repulsion energy70.103337
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/6-311G*
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' 3826 3663 20.31      
2 A' 3257 3118 12.46      
3 A' 3212 3075 6.47      
4 A' 3153 3019 6.05      
5 A' 1726 1653 147.61      
6 A' 1475 1412 17.84      
7 A' 1388 1329 0.57      
8 A' 1344 1287 9.96      
9 A' 1153 1104 189.78      
10 A' 973 932 10.83      
11 A' 495 474 13.78      
12 A" 989 947 43.90      
13 A" 797 763 70.53      
14 A" 713 683 0.27      
15 A" 453 434 127.08      

Unscaled Zero Point Vibrational Energy (zpe) 12477.0 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 11945.5 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/6-311G*
ABC
2.01094 0.34961 0.29783

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.217 -0.114 0.000
C2 0.000 0.443 0.000
O3 -1.197 -0.207 0.000
H4 1.365 -1.193 0.000
H5 2.101 0.513 0.000
H6 -0.153 1.520 0.000
H7 -1.038 -1.156 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.33882.41631.08891.08422.13232.4835
C21.33881.36262.13082.10251.08711.9059
O32.41631.36262.74533.37642.01800.9618
H41.08892.13082.74531.85853.10842.4026
H51.08422.10253.37641.85852.46873.5548
H62.13231.08712.01803.10842.46872.8176
H72.48351.90590.96182.40263.55482.8176

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.879 C1 C2 H6 122.697
C2 C1 H4 122.401 C2 C1 H5 120.025
C2 O3 H7 108.943 O3 C2 H6 110.425
H4 C1 H5 117.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability