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

using model chemistry: CISD/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/6-311+G(3df,2p)
 hartrees
Energy at 0K-192.666615
Energy at 298.15K-192.673187
HF Energy-192.010756
Nuclear repulsion energy121.470732
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 CISD/6-311+G(3df,2p)
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' 4043 3727 52.96      
2 A' 3363 3100 6.51      
3 A' 3260 3005 2.81      
4 A' 3253 2999 14.00      
5 A' 3149 2903 14.43      
6 A' 1810 1669 175.03      
7 A' 1560 1438 8.12      
8 A' 1524 1405 0.74      
9 A' 1484 1368 46.91      
10 A' 1424 1313 21.06      
11 A' 1265 1166 147.07      
12 A' 1074 990 35.25      
13 A' 1028 948 10.76      
14 A' 902 832 5.30      
15 A' 500 461 18.90      
16 A' 423 390 1.79      
17 A" 3214 2963 10.44      
18 A" 1544 1423 7.42      
19 A" 1121 1034 0.04      
20 A" 888 818 72.28      
21 A" 769 709 0.51      
22 A" 532 490 1.29      
23 A" 434 400 107.49      
24 A" 198 183 1.40      

Unscaled Zero Point Vibrational Energy (zpe) 19381.5 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 17865.9 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 CISD/6-311+G(3df,2p)
ABC
0.34409 0.30735 0.16731

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.890 -1.096 0.000
C2 0.000 0.097 0.000
C3 0.408 1.356 0.000
O4 -1.302 -0.274 0.000
H5 1.930 -0.803 0.000
H6 0.692 -1.704 0.875
H7 0.692 -1.704 -0.875
H8 1.455 1.585 0.000
H9 -0.286 2.177 0.000
H10 -1.858 0.496 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.48862.49852.34141.08001.08381.08382.73953.47793.1760
C21.48861.32321.35372.12922.11862.11862.08092.09941.9003
C32.49851.32322.36212.64063.19523.19521.07131.07572.4240
O42.34141.35372.36213.27472.60502.60503.32472.65250.9493
H51.08002.12922.64063.27471.76391.76392.43423.71334.0041
H61.08382.11863.19522.60501.76391.74913.48814.09703.4794
H71.08382.11863.19522.60501.76391.74913.48814.09703.4794
H82.73952.08091.07133.32472.43423.48813.48811.83923.4873
H93.47792.09941.07572.65253.71334.09704.09701.83922.3013
H103.17601.90032.42400.94934.00413.47943.47943.48732.3013

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 125.289 C1 C2 O4 110.845
C2 C1 H5 110.978 C2 C1 H6 109.894
C2 C1 H7 109.894 C2 C3 H8 120.327
C2 C3 H9 121.790 C2 O4 H10 109.971
C3 C2 O4 123.866 H5 C1 H6 109.207
H5 C1 H7 109.207 H6 C1 H7 107.592
H8 C3 H9 117.883
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability