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All results from a given calculation for CH3CHOH (1-hydroxy-ethyl radical)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-153.893535
Energy at 298.15K-153.898589
HF Energy-153.451025
Nuclear repulsion energy74.862067
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 MP3/6-31G*
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 3834 3598 42.06      
2 A 3196 3000 41.35      
3 A 3179 2984 21.69      
4 A 3149 2956 18.62      
5 A 3068 2879 23.66      
6 A 1556 1460 1.88      
7 A 1532 1438 8.81      
8 A 1513 1420 20.28      
9 A 1449 1360 0.24      
10 A 1341 1258 148.24      
11 A 1247 1170 31.71      
12 A 1104 1037 21.63      
13 A 1079 1013 14.81      
14 A 964 904 8.93      
15 A 681 639 15.07      
16 A 421 395 12.54      
17 A 368 346 148.29      
18 A 194 182 4.24      

Unscaled Zero Point Vibrational Energy (zpe) 14936.5 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 14019.4 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 MP3/6-31G*
ABC
1.51362 0.31634 0.27714

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.092 0.515 -0.112
C2 1.226 -0.167 0.012
O3 -1.163 -0.343 0.027
H4 -0.224 1.521 0.289
H5 1.276 -1.015 -0.678
H6 2.037 0.526 -0.227
H7 1.393 -0.555 1.027
H8 -1.981 0.171 -0.032

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48931.37931.09062.12912.13242.15591.9218
C21.48932.39572.24241.09441.09341.09973.2252
O31.37932.39572.10302.62643.32592.75290.9677
H41.09062.24242.10303.10092.52382.73302.2384
H52.12911.09442.62643.10091.77731.77003.5260
H62.13241.09343.32592.52381.77731.77684.0387
H72.15591.09972.75292.73301.77001.77683.6100
H81.92183.22520.96772.23843.52604.03873.6100

picture of 1-hydroxy-ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.051 C1 C2 H6 110.370
C1 C2 H7 111.885 C1 O3 H8 108.662
C2 C1 O3 113.207 C2 C1 H4 119.936
O3 C1 H4 116.250 H5 C2 H6 108.655
H5 C2 H7 107.548 H6 C2 H7 108.227
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability