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

using model chemistry: MP2=FULL/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-192.687791
Energy at 298.15K-192.694273
HF Energy-191.959641
Nuclear repulsion energy120.929639
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/6-31G(2df,p)
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' 3854 3622 36.76      
2 A' 3346 3144 3.29      
3 A' 3240 3045 6.15      
4 A' 3233 3039 3.84      
5 A' 3122 2934 8.80      
6 A' 1756 1650 109.02      
7 A' 1530 1438 8.22      
8 A' 1482 1393 0.62      
9 A' 1442 1355 40.43      
10 A' 1399 1315 3.62      
11 A' 1228 1154 142.81      
12 A' 1045 982 27.13      
13 A' 998 938 5.48      
14 A' 887 834 5.21      
15 A' 482 453 18.18      
16 A' 407 383 1.30      
17 A" 3205 3012 6.02      
18 A" 1514 1423 7.16      
19 A" 1093 1027 0.88      
20 A" 823 773 61.08      
21 A" 751 706 0.74      
22 A" 519 488 0.88      
23 A" 457 430 105.67      
24 A" 193 181 1.48      

Unscaled Zero Point Vibrational Energy (zpe) 19001.9 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 17859.9 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 MP2=FULL/6-31G(2df,p)
ABC
0.33941 0.30664 0.16603

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.871 -1.110 0.000
C2 0.000 0.097 0.000
C3 0.437 1.357 0.000
O4 -1.312 -0.262 0.000
H5 1.922 -0.835 0.000
H6 0.661 -1.720 0.878
H7 0.661 -1.720 -0.878
H8 1.493 1.566 0.000
H9 -0.243 2.198 0.000
H10 -1.842 0.541 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.48902.50492.34231.08621.08951.08952.74743.49033.1763
C21.48901.33291.36052.13612.12412.12412.09412.11411.8949
C32.50491.33292.38292.64773.20763.20761.07681.08112.4204
O42.34231.36052.38293.28442.60602.60603.34802.68170.9621
H51.08622.13612.64773.28441.77301.77302.43913.72614.0077
H61.08952.12413.20762.60601.77301.75603.50164.11543.4858
H71.08952.12413.20762.60601.77301.75603.50164.11543.4858
H82.74742.09411.07683.34802.43913.50163.50161.84723.4889
H93.49032.11411.08112.68173.72614.11544.11541.84722.3024
H103.17631.89492.42040.96214.00773.48583.48583.48892.3024

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 125.076 C1 C2 O4 110.490
C2 C1 H5 111.133 C2 C1 H6 109.958
C2 C1 H7 109.958 C2 C3 H8 120.324
C2 C3 H9 121.928 C2 O4 H10 108.113
C3 C2 O4 124.434 H5 C1 H6 109.161
H5 C1 H7 109.161 H6 C1 H7 107.387
H8 C3 H9 117.749
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability