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

using model chemistry: CCD/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 CCD/6-31G(2df,p)
 hartrees
Energy at 0K-192.688683
Energy at 298.15K-192.695140
HF Energy-191.959689
Nuclear repulsion energy120.624752
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 CCD/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' 3908 3702 32.14      
2 A' 3315 3140 5.38      
3 A' 3214 3044 2.35      
4 A' 3209 3040 10.99      
5 A' 3102 2938 10.98      
6 A' 1784 1690 110.99      
7 A' 1526 1445 5.36      
8 A' 1490 1412 0.53      
9 A' 1449 1373 37.52      
10 A' 1407 1333 3.07      
11 A' 1248 1182 148.09      
12 A' 1046 991 26.33      
13 A' 1003 950 7.96      
14 A' 882 835 5.78      
15 A' 484 459 17.97      
16 A' 407 385 1.38      
17 A" 3172 3005 9.33      
18 A" 1506 1427 6.14      
19 A" 1090 1033 0.60      
20 A" 850 806 57.32      
21 A" 751 712 1.70      
22 A" 513 486 0.35      
23 A" 432 409 108.47      
24 A" 186 176 1.36      

Unscaled Zero Point Vibrational Energy (zpe) 18987.7 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 17985.1 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 CCD/6-31G(2df,p)
ABC
0.33840 0.30412 0.16508

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.885 -1.108 0.000
C2 0.000 0.100 0.000
C3 0.424 1.362 0.000
O4 -1.314 -0.270 0.000
H5 1.936 -0.823 0.000
H6 0.680 -1.722 0.880
H7 0.680 -1.722 -0.880
H8 1.480 1.584 0.000
H9 -0.264 2.199 0.000
H10 -1.852 0.523 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49752.51332.35281.08891.09251.09252.75783.50113.1862
C21.49751.33181.36492.14432.13442.13442.09642.11561.9000
C32.51331.33182.38442.65723.21763.21761.07931.08322.4261
O42.35281.36492.38443.29602.61852.61853.35352.68290.9586
H51.08892.14432.65723.29601.77771.77772.45003.73784.0198
H61.09252.13443.21762.61851.77771.76083.51384.12783.4964
H71.09252.13443.21762.61851.77771.76083.51384.12783.4964
H82.75782.09641.07933.35352.45003.51383.51381.84953.4975
H93.50112.11561.08322.68293.73784.12784.12781.84952.3089
H103.18621.90002.42610.95864.01983.49643.49643.49752.3089

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 125.226 C1 C2 O4 110.482
C2 C1 H5 111.021 C2 C1 H6 110.013
C2 C1 H7 110.013 C2 C3 H8 120.428
C2 C3 H9 121.994 C2 O4 H10 108.443
C3 C2 O4 124.292 H5 C1 H6 109.161
H5 C1 H7 109.161 H6 C1 H7 107.392
H8 C3 H9 117.578
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability