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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-193.032436
Energy at 298.15K-193.038849
HF Energy-193.032436
Nuclear repulsion energy120.716047
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 B1B95/6-31G*
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' 3798 3606 23.23      
2 A' 3298 3131 9.90      
3 A' 3198 3036 5.70      
4 A' 3195 3033 13.97      
5 A' 3084 2928 16.12      
6 A' 1773 1683 145.30      
7 A' 1521 1443 6.75      
8 A' 1480 1405 1.30      
9 A' 1443 1370 47.34      
10 A' 1396 1326 6.60      
11 A' 1230 1168 157.28      
12 A' 1037 985 28.26      
13 A' 993 943 5.76      
14 A' 886 841 3.44      
15 A' 479 455 19.82      
16 A' 406 386 1.59      
17 A" 3150 2990 13.22      
18 A" 1500 1424 8.14      
19 A" 1087 1032 2.14      
20 A" 808 767 77.58      
21 A" 735 698 2.73      
22 A" 509 483 2.94      
23 A" 455 431 119.75      
24 A" 183 174 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 18821.9 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 17867.6 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 B1B95/6-31G*
ABC
0.33928 0.30491 0.16552

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.875 -1.112 0.000
C2 0.000 0.096 0.000
C3 0.433 1.358 0.000
O4 -1.313 -0.261 0.000
H5 1.928 -0.833 0.000
H6 0.670 -1.727 0.880
H7 0.670 -1.727 -0.880
H8 1.491 1.577 0.000
H9 -0.251 2.201 0.000
H10 -1.851 0.542 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49162.50862.34781.08931.09341.09342.75823.49873.1883
C21.49161.33361.36092.14042.13222.13222.10142.11971.9038
C32.50861.33362.38092.65233.21623.21621.08081.08552.4252
O42.34781.36092.38093.29142.61792.61793.35292.68160.9662
H51.08932.14042.65233.29141.77721.77722.44923.73524.0214
H61.09342.13223.21622.61791.77721.76053.51624.12903.5032
H71.09342.13223.21622.61791.77721.76053.51624.12903.5032
H82.75822.10141.08083.35292.44923.51623.51621.85013.4988
H93.49872.11971.08552.68163.73524.12904.12901.85012.3054
H103.18831.90382.42520.96624.02143.50323.50323.49882.3054

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 125.136 C1 C2 O4 110.704
C2 C1 H5 111.102 C2 C1 H6 110.191
C2 C1 H7 110.191 C2 C3 H8 120.643
C2 C3 H9 122.046 C2 O4 H10 108.599
C3 C2 O4 124.160 H5 C1 H6 109.014
H5 C1 H7 109.014 H6 C1 H7 107.235
H8 C3 H9 117.311
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.540      
2 C 0.380      
3 C -0.476      
4 O -0.624      
5 H 0.176      
6 H 0.187      
7 H 0.187      
8 H 0.157      
9 H 0.138      
10 H 0.416      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.106 0.600 0.000 0.610
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.922 -3.345 0.000
y -3.345 -23.847 0.000
z 0.000 0.000 -26.383
Traceless
 xyz
x 3.193 -3.345 0.000
y -3.345 0.305 0.000
z 0.000 0.000 -3.498
Polar
3z2-r2-6.996
x2-y21.925
xy-3.345
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.421 0.283 0.000
y 0.283 6.868 0.000
z 0.000 0.000 3.061


<r2> (average value of r2) Å2
<r2> 79.768
(<r2>)1/2 8.931