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

using model chemistry: MP4/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at MP4/TZVP
 hartrees
Energy at 0K-154.042513
Energy at 298.15K-154.047513
HF Energy-153.514153
Nuclear repulsion energy74.833910
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 MP4/TZVP
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 3845 3703        
2 A 3160 3042        
3 A 3142 3025        
4 A 3098 2983        
5 A 3011 2899        
6 A 1508 1452        
7 A 1478 1423        
8 A 1471 1416        
9 A 1412 1360        
10 A 1296 1248        
11 A 1212 1167        
12 A 1073 1033        
13 A 1052 1013        
14 A 936 901        
15 A 655 631        
16 A 416 401        
17 A 345 333        
18 A 186 179        

Unscaled Zero Point Vibrational Energy (zpe) 14647.7 cm-1
Scaled (by 0.9629) Zero Point Vibrational Energy (zpe) 14104.3 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 MP4/TZVP
ABC
1.51938 0.31509 0.27632

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.090 0.512 -0.113
C2 1.228 -0.167 0.014
O3 -1.168 -0.343 0.023
H4 -0.226 1.518 0.280
H5 1.281 -1.023 -0.664
H6 2.033 0.527 -0.238
H7 1.401 -0.537 1.034
H8 -1.972 0.187 0.001

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48831.38281.08782.13082.12692.15461.9134
C21.48832.40242.24111.09321.09211.09933.2198
O31.38282.40242.10142.63243.32732.76810.9639
H41.08782.24112.10143.10092.52042.72752.2128
H52.13081.09322.63243.10091.77471.77063.5341
H62.12691.09213.32732.52041.77471.77454.0267
H72.15461.09932.76812.72751.77061.77453.6020
H81.91343.21980.96392.21283.53414.02673.6020

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 110.327 C1 C2 H6 110.081
C1 C2 H7 111.868 C1 O3 H8 107.911
C2 C1 O3 113.550 C2 C1 H4 120.106
O3 C1 H4 116.042 H5 C2 H6 108.604
H5 C2 H7 107.715 H6 C2 H7 108.144
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability