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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G**
 hartrees
Energy at 0K-192.899544
Energy at 298.15K-192.905983
HF Energy-192.899544
Nuclear repulsion energy120.552381
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 PBE1PBE/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' 3800 3622 23.70      
2 A' 3293 3139 8.65      
3 A' 3193 3043 5.06      
4 A' 3190 3041 13.08      
5 A' 3078 2934 15.70      
6 A' 1769 1686 148.30      
7 A' 1518 1447 7.37      
8 A' 1480 1411 1.36      
9 A' 1443 1375 48.96      
10 A' 1399 1333 5.28      
11 A' 1235 1177 156.85      
12 A' 1038 989 26.49      
13 A' 994 947 5.82      
14 A' 887 845 3.54      
15 A' 484 461 19.21      
16 A' 409 390 1.66      
17 A" 3144 2997 12.18      
18 A" 1498 1428 8.86      
19 A" 1088 1037 2.41      
20 A" 805 768 82.90      
21 A" 734 700 2.34      
22 A" 511 487 2.20      
23 A" 455 434 120.36      
24 A" 184 176 1.59      

Unscaled Zero Point Vibrational Energy (zpe) 18814.4 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 17932.0 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 PBE1PBE/6-31G**
ABC
0.33844 0.30408 0.16509

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.866 -1.121 0.000
C2 0.000 0.096 0.000
C3 0.446 1.356 0.000
O4 -1.317 -0.249 0.000
H5 1.924 -0.852 0.000
H6 0.654 -1.736 0.882
H7 0.654 -1.736 -0.882
H8 1.509 1.565 0.000
H9 -0.230 2.208 0.000
H10 -1.846 0.561 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49352.51202.35021.09181.09591.09592.76203.50453.1907
C21.49351.33631.36132.14442.13592.13592.10582.12421.9035
C32.51201.33632.38402.65613.22173.22171.08311.08782.4259
O42.35021.36132.38403.29602.62152.62153.35792.68660.9674
H51.09182.14442.65613.29601.78121.78122.45203.74144.0254
H61.09592.13593.22172.62151.78121.76433.52224.13673.5074
H71.09592.13593.22172.62151.78121.76433.52224.13673.5074
H82.76202.10581.08313.35792.45203.52223.52221.85383.5017
H93.50452.12421.08782.68663.74144.13674.13671.85382.3072
H103.19071.90352.42590.96744.02543.50743.50743.50172.3072

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 125.075 C1 C2 O4 110.732
C2 C1 H5 111.133 C2 C1 H6 110.196
C2 C1 H7 110.196 C2 C3 H8 120.651
C2 C3 H9 122.065 C2 O4 H10 108.460
C3 C2 O4 124.193 H5 C1 H6 109.009
H5 C1 H7 109.009 H6 C1 H7 107.201
H8 C3 H9 117.284
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.576      
2 C 0.391      
3 C -0.506      
4 O -0.626      
5 H 0.187      
6 H 0.197      
7 H 0.197      
8 H 0.168      
9 H 0.149      
10 H 0.420      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.114 0.587 0.000 0.598
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.991 -3.376 0.000
y -3.376 -23.817 0.000
z 0.000 0.000 -26.504
Traceless
 xyz
x 3.169 -3.376 0.000
y -3.376 0.430 0.000
z 0.000 0.000 -3.600
Polar
3z2-r2-7.199
x2-y21.826
xy-3.376
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.429 0.307 0.000
y 0.307 6.889 0.000
z 0.000 0.000 3.072


<r2> (average value of r2) Å2
<r2> 79.976
(<r2>)1/2 8.943