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

using model chemistry: MP2=FULL/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/STO-3G
 hartrees
Energy at 0K-189.717157
Energy at 298.15K-189.723281
HF Energy-189.499527
Nuclear repulsion energy117.538459
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 MP2=FULL/STO-3G
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' 3877 3446 29.09      
2 A' 3624 3221 0.48      
3 A' 3563 3167 0.62      
4 A' 3462 3077 11.99      
5 A' 3373 2998 1.04      
6 A' 1848 1642 28.17      
7 A' 1719 1528 3.78      
8 A' 1645 1462 0.06      
9 A' 1594 1417 13.10      
10 A' 1573 1398 7.57      
11 A' 1377 1224 52.93      
12 A' 1119 995 5.14      
13 A' 1065 947 5.93      
14 A' 906 806 1.96      
15 A' 471 419 9.97      
16 A' 395 351 1.08      
17 A" 3542 3148 0.93      
18 A" 1710 1520 1.58      
19 A" 1186 1055 1.81      
20 A" 880 782 23.11      
21 A" 791 703 0.18      
22 A" 518 460 55.24      
23 A" 485 431 23.22      
24 A" 118 105 0.21      

Unscaled Zero Point Vibrational Energy (zpe) 20420.0 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 18151.3 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 MP2=FULL/STO-3G
ABC
0.32068 0.28871 0.15646

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.868 -1.176 0.000
C2 0.000 0.100 0.000
C3 0.499 1.361 0.000
O4 -1.380 -0.213 0.000
H5 1.937 -0.910 0.000
H6 0.653 -1.790 0.893
H7 0.653 -1.790 -0.893
H8 1.578 1.541 0.000
H9 -0.163 2.236 0.000
H10 -1.816 0.705 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.54302.56322.44561.10231.10461.10462.80773.56363.2773
C21.54301.35591.41542.18472.18982.18982.13662.14181.9143
C32.56321.35592.45132.68773.27813.27811.09391.09692.4062
O42.44561.41542.45133.39012.72392.72393.43902.73471.0162
H51.10232.18472.68773.39011.79451.79452.47643.78194.0861
H61.10462.18983.27812.72391.79451.78613.56964.20303.6221
H71.10462.18983.27812.72391.79451.78613.56964.20303.6221
H82.80772.13661.09393.43902.47643.56963.56961.87433.4955
H93.56362.14181.09692.73473.78194.20304.20301.87432.2532
H103.27731.91432.40621.01624.08613.62213.62213.49552.2532

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 124.188 C1 C2 O4 111.443
C2 C1 H5 110.246 C2 C1 H6 110.508
C2 C1 H7 110.508 C2 C3 H8 121.053
C2 C3 H9 121.307 C2 O4 H10 102.618
C3 C2 O4 124.369 H5 C1 H6 108.810
H5 C1 H7 108.810 H6 C1 H7 107.895
H8 C3 H9 117.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability