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

using model chemistry: BLYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G*
 hartrees
Energy at 0K-191.983742
Energy at 298.15K-191.990022
HF Energy-191.983742
Nuclear repulsion energy118.367853
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 BLYP/3-21G*
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' 3322 3300 2.11      
2 A' 3180 3159 11.70      
3 A' 3089 3069 6.44      
4 A' 3078 3058 13.41      
5 A' 2981 2961 17.07      
6 A' 1661 1650 91.17      
7 A' 1522 1512 11.71      
8 A' 1464 1454 15.02      
9 A' 1425 1416 9.52      
10 A' 1374 1365 1.39      
11 A' 1162 1155 106.81      
12 A' 1016 1010 17.42      
13 A' 955 948 42.19      
14 A' 812 807 5.31      
15 A' 456 453 16.01      
16 A' 395 392 2.92      
17 A" 3022 3002 18.46      
18 A" 1505 1495 7.74      
19 A" 1092 1084 4.23      
20 A" 804 799 89.65      
21 A" 702 698 5.34      
22 A" 495 492 17.29      
23 A" 449 446 107.74      
24 A" 154 153 1.64      

Unscaled Zero Point Vibrational Energy (zpe) 18057.0 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 17939.6 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 BLYP/3-21G*
ABC
0.32020 0.29848 0.15913

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.937 -1.086 0.000
C2 0.000 0.107 0.000
C3 0.400 1.393 0.000
O4 -1.339 -0.332 0.000
H5 1.985 -0.758 0.000
H6 0.749 -1.712 0.889
H7 0.749 -1.712 -0.889
H8 1.459 1.644 0.000
H9 -0.307 2.226 0.000
H10 -1.939 0.479 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.51722.53702.39781.09841.10341.10342.78023.53833.2743
C21.51721.34691.40942.16522.15872.15872.11932.14101.9747
C32.53701.34692.44972.67203.24873.24871.08821.09282.5120
O42.39781.40942.44973.35132.65622.65623.42562.75801.0083
H51.09842.16522.67203.35131.79681.79682.45923.76294.1145
H61.10342.15873.24872.65621.79681.77883.54384.17283.5798
H71.10342.15873.24872.65621.79681.77883.54384.17283.5798
H82.78022.11931.08823.42562.45923.54383.54381.85983.5928
H93.53832.14101.09282.75803.76294.17284.17281.85982.3910
H103.27431.97472.51201.00834.11453.57983.57983.59282.3910

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 124.596 C1 C2 O4 109.981
C2 C1 H5 110.732 C2 C1 H6 109.922
C2 C1 H7 109.922 C2 C3 H8 120.618
C2 C3 H9 122.365 C2 O4 H10 108.385
C3 C2 O4 125.423 H5 C1 H6 109.389
H5 C1 H7 109.389 H6 C1 H7 107.422
H8 C3 H9 117.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.558      
2 C 0.255      
3 C -0.412      
4 O -0.521      
5 H 0.187      
6 H 0.202      
7 H 0.202      
8 H 0.165      
9 H 0.148      
10 H 0.333      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.221 0.629 0.000 0.666
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.757 -3.350 0.000
y -3.350 -24.428 0.000
z 0.000 0.000 -26.714
Traceless
 xyz
x 3.814 -3.350 0.000
y -3.350 -0.192 0.000
z 0.000 0.000 -3.622
Polar
3z2-r2-7.243
x2-y22.670
xy-3.350
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.525 0.187 0.000
y 0.187 6.658 0.000
z 0.000 0.000 2.551


<r2> (average value of r2) Å2
<r2> 82.379
(<r2>)1/2 9.076