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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: QCISD(T)/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(T)/6-311G**
 hartrees
Energy at 0K-153.466480
Energy at 298.15K-153.470563
Nuclear repulsion energy69.978232
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)/6-311G**
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' 3853 3853        
2 A' 3259 3259        
3 A' 3204 3204        
4 A' 3152 3152        
5 A' 1695 1695        
6 A' 1453 1453        
7 A' 1375 1375        
8 A' 1324 1324        
9 A' 1131 1131        
10 A' 957 957        
11 A' 483 483        
12 A" 972 972        
13 A" 764 764        
14 A" 695 695        
15 A" 435 435        

Unscaled Zero Point Vibrational Energy (zpe) 12375.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12375.1 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)/6-311G**
ABC
1.99812 0.34860 0.29682

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.219 -0.120 0.000
C2 0.000 0.446 0.000
O3 -1.202 -0.204 0.000
H4 1.354 -1.201 0.000
H5 2.105 0.506 0.000
H6 -0.145 1.524 0.000
H7 -1.015 -1.149 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.34422.42241.08921.08472.13642.4598
C21.34421.36622.13162.10581.08761.8901
O32.42241.36622.74283.38202.02510.9626
H41.08922.13162.74281.86513.10972.3693
H51.08472.10583.38201.86512.46973.5317
H62.13641.08762.02513.10972.46972.8102
H72.45981.89010.96262.36933.53172.8102

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.697 C1 C2 H6 122.577
C2 C1 H4 121.977 C2 C1 H5 119.842
C2 O3 H7 107.238 O3 C2 H6 110.725
H4 C1 H5 118.181
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability