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

using model chemistry: ROMP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at ROMP2/6-31G(2df,p)
 hartrees
Energy at 0K-154.000215
Energy at 298.15K-154.005225
HF Energy-153.470263
Nuclear repulsion energy75.181341
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 ROMP2/6-31G(2df,p)
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 3898 3898        
2 A 3217 3217        
3 A 3201 3201        
4 A 3163 3163        
5 A 3073 3073        
6 A 1525 1525        
7 A 1500 1500        
8 A 1481 1481        
9 A 1412 1412        
10 A 1302 1302        
11 A 1239 1239        
12 A 1079 1079        
13 A 1043 1043        
14 A 949 949        
15 A 633 633        
16 A 408 408        
17 A 377 377        
18 A 185 185        

Unscaled Zero Point Vibrational Energy (zpe) 14841.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14841.2 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 ROMP2/6-31G(2df,p)
ABC
1.52558 0.31887 0.27917

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.095 0.512 -0.109
C2 1.222 -0.164 0.013
O3 -1.158 -0.344 0.023
H4 -0.232 1.520 0.272
H5 1.273 -1.016 -0.668
H6 2.029 0.526 -0.234
H7 1.399 -0.545 1.026
H8 -1.964 0.177 -0.003

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48541.37081.08612.12592.12742.15311.9020
C21.48542.38682.23981.09151.08981.09683.2044
O31.37082.38682.09602.61543.31312.75400.9597
H41.08612.23982.09603.09512.52052.73692.2094
H52.12591.09152.61543.09511.77101.76263.5137
H62.12741.08983.31312.52051.77101.76934.0147
H72.15311.09682.75402.73691.76261.76933.5900
H81.90203.20440.95972.20943.51374.01473.5900

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 110.241 C1 C2 H6 110.457
C1 C2 H7 112.111 C1 O3 H8 108.095
C2 C1 O3 113.305 C2 C1 H4 120.358
O3 C1 H4 116.621 H5 C2 H6 108.565
H5 C2 H7 107.313 H6 C2 H7 108.027
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.057      
2 C -0.420      
3 O -0.524      
4 H 0.118      
5 H 0.151      
6 H 0.137      
7 H 0.139      
8 H 0.343      


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


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