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

using model chemistry: QCISD/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 QCISD/6-31G**
 hartrees
Energy at 0K-192.585614
Energy at 298.15K-192.592017
HF Energy-191.946001
Nuclear repulsion energy120.157110
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/6-31G**
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' 3891 3663 21.74      
2 A' 3332 3136 11.49      
3 A' 3229 3040 4.65      
4 A' 3219 3030 17.59      
5 A' 3114 2932 16.86      
6 A' 1780 1676 102.96      
7 A' 1553 1462 4.45      
8 A' 1507 1419 0.77      
9 A' 1468 1382 32.41      
10 A' 1409 1327 8.32      
11 A' 1245 1172 146.21      
12 A' 1055 993 28.51      
13 A' 1004 945 10.50      
14 A' 881 829 7.16      
15 A' 482 454 19.17      
16 A' 409 385 1.25      
17 A" 3187 3000 17.44      
18 A" 1531 1442 5.10      
19 A" 1105 1040 0.23      
20 A" 797 750 60.39      
21 A" 738 695 6.34      
22 A" 493 465 1.38      
23 A" 425 401 122.96      
24 A" 182 171 1.34      

Unscaled Zero Point Vibrational Energy (zpe) 19017.8 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 17903.4 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/6-31G**
ABC
0.33490 0.30222 0.16368

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.934 -1.073 0.000
C2 0.000 0.099 0.000
C3 0.367 1.387 0.000
O4 -1.308 -0.330 0.000
H5 1.971 -0.742 0.000
H6 0.756 -1.692 0.881
H7 0.756 -1.692 -0.881
H8 1.411 1.658 0.000
H9 -0.359 2.189 0.000
H10 -1.883 0.444 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49862.52412.36221.08791.09091.09092.77233.50943.1995
C21.49861.33941.37642.14232.13372.13372.10322.12141.9141
C32.52411.33942.39872.66453.22533.22531.07851.08252.4397
O42.36221.37642.39873.30432.62512.62513.36852.69230.9639
H51.08792.14232.66453.30431.77551.77552.46403.74404.0316
H61.09092.13373.22532.62511.77551.76133.52494.13313.5073
H71.09092.13373.22532.62511.77551.76133.52494.13313.5073
H82.77232.10321.07853.36852.46403.52493.52491.84813.5106
H93.50942.12141.08252.69233.74404.13314.13311.84812.3172
H103.19951.91412.43970.96394.03163.50733.50733.51062.3172

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 125.506 C1 C2 O4 110.426
C2 C1 H5 110.838 C2 C1 H6 109.979
C2 C1 H7 109.979 C2 C3 H8 120.495
C2 C3 H9 121.944 C2 O4 H10 108.456
C3 C2 O4 124.067 H5 C1 H6 109.155
H5 C1 H7 109.155 H6 C1 H7 107.669
H8 C3 H9 117.560
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability