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

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-192.612434
Energy at 298.15K-192.618822
HF Energy-191.973174
Nuclear repulsion energy120.117844
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 QCISD/6-311G*
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' 3835 3671 17.48      
2 A' 3253 3115 11.01      
3 A' 3154 3019 4.71      
4 A' 3149 3015 18.03      
5 A' 3049 2919 17.54      
6 A' 1751 1677 129.62      
7 A' 1523 1458 8.50      
8 A' 1490 1426 0.56      
9 A' 1448 1387 41.25      
10 A' 1404 1344 5.06      
11 A' 1256 1202 163.16      
12 A' 1046 1002 25.99      
13 A' 996 954 9.91      
14 A' 876 839 6.74      
15 A' 486 465 19.61      
16 A' 412 394 1.58      
17 A" 3114 2981 16.75      
18 A" 1501 1438 9.48      
19 A" 1087 1041 0.12      
20 A" 776 743 81.15      
21 A" 730 699 3.94      
22 A" 494 473 0.58      
23 A" 431 412 129.91      
24 A" 174 166 1.81      

Unscaled Zero Point Vibrational Energy (zpe) 18716.7 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 17919.4 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 QCISD/6-311G*
ABC
0.33539 0.30171 0.16369

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.898 -1.103 0.000
C2 0.000 0.098 0.000
C3 0.412 1.375 0.000
O4 -1.315 -0.287 0.000
H5 1.951 -0.809 0.000
H6 0.698 -1.720 0.884
H7 0.698 -1.720 -0.884
H8 1.469 1.615 0.000
H9 -0.289 2.208 0.000
H10 -1.869 0.499 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.50002.52542.35921.09301.09641.09642.77773.51783.1979
C21.50001.34171.36992.15172.13812.13812.11192.13001.9117
C32.52541.34172.39622.67203.23103.23101.08421.08872.4434
O42.35921.36992.39623.30762.62402.62403.37152.69750.9614
H51.09302.15172.67203.30761.78391.78392.47193.75804.0381
H61.09642.13813.23102.62401.78391.76833.53524.14523.5060
H71.09642.13813.23102.62401.78391.76833.53524.14523.5060
H82.77772.11191.08423.37152.47193.53523.53521.85513.5199
H93.51782.13001.08872.69753.75804.14524.14521.85512.3280
H103.19791.91172.44340.96144.03813.50603.50603.51992.3280

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 125.329 C1 C2 O4 110.498
C2 C1 H5 111.191 C2 C1 H6 109.904
C2 C1 H7 109.904 C2 C3 H8 120.684
C2 C3 H9 122.071 C2 O4 H10 108.914
C3 C2 O4 124.173 H5 C1 H6 109.130
H5 C1 H7 109.130 H6 C1 H7 107.499
H8 C3 H9 117.245
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability