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

using model chemistry: QCISD/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-153.958239
Energy at 298.15K-153.963242
HF Energy-153.468412
Nuclear repulsion energy74.511552
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3867 3710 50.29      
2 A 3156 3028 38.71      
3 A 3135 3008 26.61      
4 A 3104 2978 22.51      
5 A 3015 2893 36.50      
6 A 1494 1433 4.65      
7 A 1475 1415 14.41      
8 A 1464 1405 4.18      
9 A 1394 1338 0.62      
10 A 1306 1253 137.35      
11 A 1221 1171 21.66      
12 A 1073 1029 20.94      
13 A 1037 995 6.05      
14 A 940 902 9.59      
15 A 644 618 13.00      
16 A 408 392 9.83      
17 A 370 355 121.92      
18 A 183 175 3.22      

Unscaled Zero Point Vibrational Energy (zpe) 14642.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 14047.8 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/cc-pVDZ
ABC
1.49691 0.31336 0.27456

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.097 0.514 -0.115
C2 1.232 -0.165 0.014
O3 -1.169 -0.347 0.023
H4 -0.231 1.533 0.284
H5 1.286 -1.033 -0.668
H6 2.048 0.534 -0.241
H7 1.410 -0.541 1.044
H8 -1.972 0.188 0.002

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.49821.38131.10202.14802.14872.17451.9067
C21.49822.40762.25711.10551.10381.11133.2236
O31.38132.40762.11672.64093.34512.78000.9654
H41.10202.25712.11673.12902.54252.75152.2183
H52.14801.10552.64093.12901.79381.78613.5434
H62.14871.10383.34512.54251.79381.79314.0420
H72.17451.11132.78002.75151.78611.79313.6133
H81.90673.22360.96542.21833.54344.04203.6133

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 110.258 C1 C2 H6 110.415
C1 C2 H7 112.028 C1 O3 H8 107.348
C2 C1 O3 113.399 C2 C1 H4 119.683
O3 C1 H4 116.489 H5 C2 H6 108.570
H5 C2 H7 107.356 H6 C2 H7 108.091
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability