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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: MP2/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G
 hartrees
Energy at 0K-153.127934
Energy at 298.15K-153.132042
Nuclear repulsion energy68.828656
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 MP2/6-31G
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' 3626 3469 17.55      
2 A' 3294 3152 15.90      
3 A' 3264 3123 2.39      
4 A' 3185 3048 4.89      
5 A' 1682 1610 79.80      
6 A' 1498 1433 15.53      
7 A' 1382 1322 0.58      
8 A' 1348 1290 7.80      
9 A' 1095 1048 153.09      
10 A' 945 904 47.41      
11 A' 482 462 14.25      
12 A" 998 954 47.78      
13 A" 845 809 72.88      
14 A" 696 666 0.27      
15 A" 445 426 179.51      

Unscaled Zero Point Vibrational Energy (zpe) 12392.1 cm-1
Scaled (by 0.9568) Zero Point Vibrational Energy (zpe) 11856.7 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 MP2/6-31G
ABC
1.95050 0.33560 0.28633

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.242 -0.070 0.000
C2 0.000 0.458 0.000
O3 -1.215 -0.258 0.000
H4 1.425 -1.144 0.000
H5 2.111 0.581 0.000
H6 -0.207 1.523 0.000
H7 -1.060 -1.226 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.34952.46421.08991.08582.15382.5756
C21.34951.41012.14452.11471.08511.9899
O32.46421.41012.78543.43032.04600.9814
H41.08992.14452.78541.85653.12752.4861
H51.08582.11473.43031.85652.50283.6495
H62.15381.08512.04603.12752.50282.8786
H72.57561.98990.98142.48613.64952.8786

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.479 C1 C2 H6 124.051
C2 C1 H4 122.712 C2 C1 H5 120.147
C2 O3 H7 111.363 O3 C2 H6 109.470
H4 C1 H5 117.141
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability