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

using model chemistry: QCISD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at QCISD/6-31+G**
 hartrees
Energy at 0K-153.960916
Energy at 298.15K-153.965938
HF Energy-153.470724
Nuclear repulsion energy74.784404
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/6-31+G**
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 3903 3690 50.93      
2 A 3203 3028 52.94      
3 A 3186 3012 5.30      
4 A 3143 2972 19.35      
5 A 3056 2889 32.78      
6 A 1538 1454 1.52      
7 A 1513 1431 7.85      
8 A 1491 1409 19.43      
9 A 1432 1354 2.61      
10 A 1301 1230 108.28      
11 A 1221 1154 46.44      
12 A 1085 1026 28.09      
13 A 1066 1008 11.98      
14 A 950 898 11.09      
15 A 663 627 14.89      
16 A 418 395 11.04      
17 A 355 336 144.53      
18 A 190 180 6.20      

Unscaled Zero Point Vibrational Energy (zpe) 14856.6 cm-1
Scaled (by 0.9454) Zero Point Vibrational Energy (zpe) 14045.4 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 QCISD/6-31+G**
ABC
1.51280 0.31507 0.27605

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.088 0.518 -0.113
C2 1.228 -0.168 0.013
O3 -1.167 -0.342 0.024
H4 -0.227 1.519 0.285
H5 1.285 -1.008 -0.682
H6 2.038 0.527 -0.212
H7 1.386 -0.563 1.025
H8 -1.985 0.166 -0.011

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48981.38611.08632.13022.12822.15281.9320
C21.48982.40152.24481.09141.09051.09723.2308
O31.38612.40152.10082.63743.32862.75110.9635
H41.08632.24482.10083.09952.52232.73562.2380
H52.13021.09142.63743.09951.77221.76693.5389
H62.12821.09053.32862.52231.77221.77254.0440
H72.15281.09722.75112.73561.76691.77253.6012
H81.93203.23080.96352.23803.53894.04403.6012

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 110.279 C1 C2 H6 110.178
C1 C2 H7 111.748 C1 O3 H8 109.308
C2 C1 O3 113.192 C2 C1 H4 120.441
O3 C1 H4 115.838 H5 C2 H6 108.630
H5 C2 H7 107.672 H6 C2 H7 108.236
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability