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

using model chemistry: ROMP2/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 ROMP2/cc-pVDZ
 hartrees
Energy at 0K-153.920395
Energy at 298.15K-153.925411
HF Energy-153.464620
Nuclear repulsion energy74.726082
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 ROMP2/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 3865 3865        
2 A 3199 3199        
3 A 3167 3167        
4 A 3145 3145        
5 A 3049 3049        
6 A 1496 1496        
7 A 1475 1475        
8 A 1464 1464        
9 A 1388 1388        
10 A 1299 1299        
11 A 1229 1229        
12 A 1075 1075        
13 A 1034 1034        
14 A 945 945        
15 A 638 638        
16 A 410 410        
17 A 379 379        
18 A 185 185        

Unscaled Zero Point Vibrational Energy (zpe) 14721.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14721.0 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 ROMP2/cc-pVDZ
ABC
1.50365 0.31562 0.27638

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.097 0.513 -0.113
C2 1.227 -0.164 0.014
O3 -1.164 -0.346 0.023
H4 -0.229 1.532 0.279
H5 1.276 -1.035 -0.662
H6 2.042 0.529 -0.248
H7 1.408 -0.534 1.043
H8 -1.968 0.190 0.004

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.49261.37721.09962.14052.14302.16741.9021
C21.49262.39862.25091.10281.10111.10853.2146
O31.37722.39862.11382.62673.33472.77380.9663
H41.09962.25092.11383.12042.53732.74412.2133
H52.14051.10282.62673.12041.78991.78153.5309
H62.14301.10113.33472.53731.78991.78794.0317
H72.16741.10852.77382.74411.78151.78793.6057
H81.90213.21460.96632.21333.53094.03173.6057

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 110.211 C1 C2 H6 110.516
C1 C2 H7 112.023 C1 O3 H8 107.215
C2 C1 O3 113.343 C2 C1 H4 119.763
O3 C1 H4 116.731 H5 C2 H6 108.609
H5 C2 H7 107.334 H6 C2 H7 108.023
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.039      
2 C -0.046      
3 O -0.322      
4 H 0.027      
5 H 0.051      
6 H 0.036      
7 H 0.042      
8 H 0.173      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 51.633
(<r2>)1/2 7.186