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

using model chemistry: B3PW91/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-193.077770
Energy at 298.15K-193.084179
HF Energy-193.077770
Nuclear repulsion energy120.630516
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(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' 3840 3692 26.94      
2 A' 3266 3140 7.76      
3 A' 3165 3043 3.25      
4 A' 3164 3042 13.62      
5 A' 3049 2931 16.63      
6 A' 1738 1671 141.30      
7 A' 1485 1427 6.16      
8 A' 1451 1395 1.14      
9 A' 1412 1357 41.72      
10 A' 1374 1321 2.17      
11 A' 1211 1164 143.95      
12 A' 1021 981 29.46      
13 A' 981 943 5.74      
14 A' 874 840 3.24      
15 A' 479 460 18.17      
16 A' 405 389 1.48      
17 A" 3112 2992 11.81      
18 A" 1465 1408 7.03      
19 A" 1067 1025 1.18      
20 A" 806 775 63.56      
21 A" 731 703 0.71      
22 A" 513 493 1.13      
23 A" 451 434 101.59      
24 A" 178 171 1.20      

Unscaled Zero Point Vibrational Energy (zpe) 18617.5 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 17898.8 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(2df,p)
ABC
0.33876 0.30429 0.16522

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.859 -1.126 0.000
C2 0.000 0.096 0.000
C3 0.455 1.351 0.000
O4 -1.319 -0.239 0.000
H5 1.917 -0.862 0.000
H6 0.645 -1.741 0.881
H7 0.645 -1.741 -0.881
H8 1.518 1.552 0.000
H9 -0.215 2.206 0.000
H10 -1.840 0.570 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49422.50992.35181.09071.09551.09552.75783.50123.1875
C21.49421.33441.36112.14332.13772.13772.10272.12071.8996
C32.50991.33442.38212.65233.22093.22091.08181.08612.4234
O42.35181.36112.38213.29562.62512.62513.35472.68310.9622
H51.09072.14332.65233.29561.77971.77972.44633.73604.0204
H61.09552.13773.22092.62511.77971.76173.51874.13513.5062
H71.09552.13773.22092.62511.77971.76173.51874.13513.5062
H82.75782.10271.08183.35472.44633.51873.51871.85193.4978
H93.50122.12071.08612.68313.73604.13514.13511.85192.3058
H103.18751.89962.42340.96224.02043.50623.50623.49782.3058

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 124.987 C1 C2 O4 110.821
C2 C1 H5 111.059 C2 C1 H6 110.319
C2 C1 H7 110.319 C2 C3 H8 120.618
C2 C3 H9 122.030 C2 O4 H10 108.476
C3 C2 O4 124.192 H5 C1 H6 108.998
H5 C1 H7 108.998 H6 C1 H7 107.046
H8 C3 H9 117.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.503      
2 C 0.439      
3 C -0.520      
4 O -0.447      
5 H 0.152      
6 H 0.160      
7 H 0.160      
8 H 0.134      
9 H 0.114      
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
  -0.138 0.472 0.000 0.492
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.015 -3.173 0.000
y -3.173 -23.716 0.000
z 0.000 0.000 -26.193
Traceless
 xyz
x 2.939 -3.173 0.000
y -3.173 0.388 0.000
z 0.000 0.000 -3.327
Polar
3z2-r2-6.654
x2-y21.701
xy-3.173
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.732 0.238 0.000
y 0.238 7.125 0.000
z 0.000 0.000 3.544


<r2> (average value of r2) Å2
<r2> 79.836
(<r2>)1/2 8.935