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All results from a given calculation for C3H6O (Acetone enol)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-193.055570
Energy at 298.15K-193.061969
HF Energy-193.055570
Nuclear repulsion energy120.341617
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 B3PW91/6-31G*
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' 3772 3609 20.90      
2 A' 3276 3134 10.02      
3 A' 3179 3041 6.01      
4 A' 3174 3036 14.39      
5 A' 3063 2931 17.84      
6 A' 1753 1677 142.76      
7 A' 1516 1450 7.47      
8 A' 1475 1412 1.79      
9 A' 1438 1376 41.05      
10 A' 1391 1331 7.98      
11 A' 1226 1173 154.87      
12 A' 1033 989 28.12      
13 A' 990 947 7.38      
14 A' 878 840 3.89      
15 A' 482 461 18.93      
16 A' 408 390 1.68      
17 A" 3125 2990 14.37      
18 A" 1497 1432 8.41      
19 A" 1085 1038 2.28      
20 A" 799 764 81.27      
21 A" 730 698 2.39      
22 A" 508 486 1.89      
23 A" 452 433 120.17      
24 A" 181 173 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 18715.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 17904.6 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 B3PW91/6-31G*
ABC
0.33703 0.30307 0.16446

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.877 -1.115 0.000
C2 0.000 0.096 0.000
C3 0.435 1.362 0.000
O4 -1.318 -0.261 0.000
H5 1.933 -0.837 0.000
H6 0.672 -1.733 0.882
H7 0.672 -1.733 -0.882
H8 1.496 1.581 0.000
H9 -0.248 2.209 0.000
H10 -1.855 0.545 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49562.51612.35511.09211.09641.09642.76683.50903.1968
C21.49561.33821.36562.14612.13962.13962.10802.12681.9084
C32.51611.33822.38912.65993.22713.22711.08341.08802.4313
O42.35511.36562.38913.30132.62802.62803.36372.69180.9689
H51.09212.14612.65993.30131.78091.78092.45713.74544.0318
H61.09642.13963.22712.62801.78091.76443.52774.14303.5152
H71.09642.13963.22712.62801.78091.76443.52774.14303.5152
H82.76682.10801.08343.36372.45713.52773.52771.85323.5075
H93.50902.12681.08802.69183.74544.14304.14301.85322.3130
H103.19681.90842.43130.96894.03183.51523.51523.50752.3130

picture of Acetone enol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 125.125 C1 C2 O4 110.715
C2 C1 H5 111.109 C2 C1 H6 110.319
C2 C1 H7 110.319 C2 C3 H8 120.676
C2 C3 H9 122.136 C2 O4 H10 108.470
C3 C2 O4 124.161 H5 C1 H6 108.925
H5 C1 H7 108.925 H6 C1 H7 107.144
H8 C3 H9 117.187
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.566      
2 C 0.397      
3 C -0.499      
4 O -0.623      
5 H 0.182      
6 H 0.192      
7 H 0.192      
8 H 0.164      
9 H 0.145      
10 H 0.417      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.113 0.593 0.000 0.603
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.893 -3.367 0.000
y -3.367 -23.829 0.000
z 0.000 0.000 -26.433
Traceless
 xyz
x 3.238 -3.367 0.000
y -3.367 0.334 0.000
z 0.000 0.000 -3.572
Polar
3z2-r2-7.143
x2-y21.936
xy-3.367
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.464 0.291 0.000
y 0.291 6.930 0.000
z 0.000 0.000 3.078


<r2> (average value of r2) Å2
<r2> 80.181
(<r2>)1/2 8.954