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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: QCISD(T)/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(T)/6-31G*
 hartrees
Energy at 0K-153.360763
Energy at 298.15K-153.364860
HF Energy-152.886239
Nuclear repulsion energy69.757012
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(T)/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' 3710 3559        
2 A' 3269 3136        
3 A' 3219 3088        
4 A' 3168 3039        
5 A' 1722 1652        
6 A' 1478 1418        
7 A' 1382 1326        
8 A' 1346 1292        
9 A' 1136 1090        
10 A' 968 928        
11 A' 489 469        
12 A" 974 934        
13 A" 787 755        
14 A" 701 672        
15 A" 451 433        

Unscaled Zero Point Vibrational Energy (zpe) 12399.4 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 11894.7 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 QCISD(T)/6-31G*
ABC
1.98457 0.34695 0.29532

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.221 -0.108 0.000
C2 0.000 0.448 0.000
O3 -1.203 -0.215 0.000
H4 1.371 -1.188 0.000
H5 2.107 0.520 0.000
H6 -0.162 1.525 0.000
H7 -1.020 -1.173 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.34212.42641.09041.08602.14012.4812
C21.34211.37382.13522.10781.08871.9157
O32.42641.37382.75203.39022.02780.9755
H41.09042.13522.75201.86043.11642.3911
H51.08602.10783.39021.86042.48073.5557
H62.14011.08872.02783.11642.48072.8314
H72.48121.91570.97552.39113.55572.8314

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.615 C1 C2 H6 123.050
C2 C1 H4 122.419 C2 C1 H5 120.107
C2 O3 H7 108.061 O3 C2 H6 110.335
H4 C1 H5 117.474
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability