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

using model chemistry: QCISD(T)/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(T)/6-31G*
 hartrees
Energy at 0K-192.550790
Energy at 298.15K-192.557123
HF Energy-191.929535
Nuclear repulsion energy119.667167
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(T)/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' 3714 3563        
2 A' 3262 3129        
3 A' 3166 3037        
4 A' 3159 3031        
5 A' 3059 2935        
6 A' 1747 1676        
7 A' 1537 1474        
8 A' 1489 1428        
9 A' 1451 1392        
10 A' 1398 1341        
11 A' 1238 1187        
12 A' 1043 1000        
13 A' 990 950        
14 A' 871 835        
15 A' 478 459        
16 A' 404 388        
17 A" 3127 2999        
18 A" 1515 1454        
19 A" 1093 1048        
20 A" 764 733        
21 A" 722 692        
22 A" 483 464        
23 A" 428 410        
24 A" 176 169        

Unscaled Zero Point Vibrational Energy (zpe) 18655.4 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 17896.1 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 QCISD(T)/6-31G*
ABC
0.33283 0.29994 0.16258

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.950 -1.064 0.000
C2 0.000 0.098 0.000
C3 0.349 1.397 0.000
O4 -1.307 -0.350 0.000
H5 1.989 -0.717 0.000
H6 0.780 -1.690 0.886
H7 0.780 -1.690 -0.886
H8 1.395 1.689 0.000
H9 -0.392 2.197 0.000
H10 -1.894 0.429 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.50082.53302.36731.09531.09821.09822.78903.52613.2120
C21.50081.34501.38112.14932.14202.14202.11642.13531.9224
C32.53301.34502.40632.67503.23983.23981.08611.09042.4424
O42.36731.38112.40633.31612.63332.63333.38462.70560.9752
H51.09532.14932.67503.31611.78741.78742.47833.76244.0482
H61.09822.14203.23982.63331.78741.77243.54714.15483.5244
H71.09822.14203.23982.63331.78741.77243.54714.15483.5244
H82.78902.11641.08613.38462.47833.54713.54711.85743.5217
H93.52612.13531.09042.70563.76244.15484.15481.85742.3194
H103.21201.92242.44240.97524.04823.52443.52443.52172.3194

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 125.677 C1 C2 O4 110.388
C2 C1 H5 110.795 C2 C1 H6 110.041
C2 C1 H7 110.041 C2 C3 H8 120.676
C2 C3 H9 122.163 C2 O4 H10 108.111
C3 C2 O4 123.935 H5 C1 H6 109.149
H5 C1 H7 109.149 H6 C1 H7 107.599
H8 C3 H9 117.161
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability