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

using model chemistry: PBEPBE/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 PBEPBE/6-31G**
 hartrees
Energy at 0K-192.893665
Energy at 298.15K-192.899958
HF Energy-192.893665
Nuclear repulsion energy119.631621
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 PBEPBE/6-31G**
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' 3689 3638 12.42      
2 A' 3203 3159 9.58      
3 A' 3104 3061 11.07      
4 A' 3101 3059 6.82      
5 A' 2988 2947 17.69      
6 A' 1692 1669 128.77      
7 A' 1456 1436 6.55      
8 A' 1417 1397 1.52      
9 A' 1379 1360 39.21      
10 A' 1340 1322 3.44      
11 A' 1177 1161 142.06      
12 A' 991 978 26.84      
13 A' 953 940 5.81      
14 A' 854 843 3.34      
15 A' 467 461 17.93      
16 A' 398 393 1.50      
17 A" 3050 3008 13.41      
18 A" 1435 1416 7.97      
19 A" 1040 1026 1.70      
20 A" 746 736 68.82      
21 A" 702 692 1.13      
22 A" 489 482 4.66      
23 A" 451 445 103.69      
24 A" 175 173 1.47      

Unscaled Zero Point Vibrational Energy (zpe) 18147.6 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 17898.9 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 PBEPBE/6-31G**
ABC
0.33250 0.30019 0.16258

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.884 -1.117 0.000
C2 0.000 0.096 0.000
C3 0.434 1.373 0.000
O4 -1.326 -0.270 0.000
H5 1.945 -0.831 0.000
H6 0.682 -1.741 0.887
H7 0.682 -1.741 -0.887
H8 1.501 1.595 0.000
H9 -0.257 2.221 0.000
H10 -1.858 0.548 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.50082.52942.36641.09841.10321.10322.78083.52753.2078
C21.50081.34821.37542.15472.15062.15062.12142.14071.9119
C32.52941.34822.40752.67193.24663.24661.08991.09462.4356
O42.36641.37542.40753.31832.64162.64163.38682.71120.9763
H51.09842.15472.67193.31831.79161.79162.46653.76384.0451
H61.10322.15063.24662.64161.79161.77353.54764.16723.5319
H71.10322.15063.24662.64161.79161.77353.54764.16723.5319
H82.78082.12141.08993.38682.46653.54763.54761.86633.5182
H93.52752.14071.09462.71123.76384.16724.16721.86632.3155
H103.20781.91192.43560.97634.04513.53193.53193.51822.3155

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 125.115 C1 C2 O4 110.647
C2 C1 H5 111.042 C2 C1 H6 110.426
C2 C1 H7 110.426 C2 C3 H8 120.564
C2 C3 H9 122.059 C2 O4 H10 107.570
C3 C2 O4 124.239 H5 C1 H6 108.927
H5 C1 H7 108.927 H6 C1 H7 106.987
H8 C3 H9 117.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.408      
2 C 0.331      
3 C -0.351      
4 O -0.496      
5 H 0.132      
6 H 0.144      
7 H 0.144      
8 H 0.105      
9 H 0.087      
10 H 0.312      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.175 0.492 0.000 0.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.975 -3.231 0.000
y -3.231 -24.007 0.000
z 0.000 0.000 -26.464
Traceless
 xyz
x 3.261 -3.231 0.000
y -3.231 0.212 0.000
z 0.000 0.000 -3.473
Polar
3z2-r2-6.947
x2-y22.033
xy-3.231
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.766 0.232 0.000
y 0.232 7.183 0.000
z 0.000 0.000 3.189


<r2> (average value of r2) Å2
<r2> 80.974
(<r2>)1/2 8.999