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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at G4
 hartrees
Energy at 0K-154.284993
Energy at 298.15K-154.279600
HF Energy-154.393970
Nuclear repulsion energy74.910643
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 B3LYP/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 3836 3702 42.73      
2 A 3123 3014 54.66      
3 A 3106 2997 5.96      
4 A 3052 2945 20.02      
5 A 2956 2853 43.60      
6 A 1492 1440 1.41      
7 A 1466 1415 9.49      
8 A 1450 1399 14.31      
9 A 1394 1345 0.61      
10 A 1281 1236 124.42      
11 A 1218 1176 31.09      
12 A 1057 1020 27.25      
13 A 1023 987 8.36      
14 A 930 897 8.27      
15 A 591 570 16.87      
16 A 405 391 10.52      
17 A 361 349 117.12      
18 A 175 169 2.48      

Unscaled Zero Point Vibrational Energy (zpe) 14457.3 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 13951.3 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 B3LYP/6-31G(2df,p)
ABC
1.54041 0.31425 0.27595

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.094 0.505 -0.102
C2 1.229 -0.162 0.011
O3 -1.169 -0.341 0.022
H4 -0.233 1.525 0.255
H5 1.294 -1.016 -0.673
H6 2.030 0.539 -0.238
H7 1.428 -0.550 1.025
H8 -1.979 0.177 -0.007

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48601.37311.08972.13702.12922.16781.9150
C21.48602.40432.24561.09641.09381.10353.2254
O31.37312.40432.10072.64633.32812.79170.9618
H41.08972.24562.10073.10652.51732.76722.2213
H52.13701.09642.64633.10651.77531.76623.5462
H62.12921.09383.32812.51731.77531.77284.0319
H72.16781.10352.79172.76721.76621.77283.6330
H81.91503.22540.96182.22133.54624.03193.6330

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 110.636 C1 C2 H6 110.296
C1 C2 H7 112.193 C1 O3 H8 109.228
C2 C1 O3 114.015 C2 C1 H4 119.982
O3 C1 H4 116.748 H5 C2 H6 108.479
H5 C2 H7 107.209 H6 C2 H7 107.886
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.016      
2 C -0.388      
3 O -0.352      
4 H 0.086      
5 H 0.129      
6 H 0.121      
7 H 0.119      
8 H 0.301      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.596 1.078 0.260 1.258
CHELPG        
AIM        
ESP        


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> 51.419
(<r2>)1/2 7.171