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

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CBS-Q
 hartrees
Energy at 0K-192.798877
Energy at 298.15K-192.793079
HF Energy-191.928540
Nuclear repulsion energy121.216706
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 CBS-Q
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 4110 4110 42.29      
2 A' 3413 3413 13.73      
3 A' 3316 3316 7.32      
4 A' 3299 3299 23.75      
5 A' 3200 3200 22.83      
6 A' 1890 1890 189.21      
7 A' 1627 1627 4.48      
8 A' 1591 1591 1.21      
9 A' 1551 1551 48.35      
10 A' 1479 1479 14.67      
11 A' 1333 1333 178.48      
12 A' 1119 1119 35.20      
13 A' 1065 1065 13.61      
14 A' 919 919 5.84      
15 A' 516 516 22.12      
16 A' 433 433 2.21      
17 A" 3261 3261 23.08      
18 A" 1609 1609 5.03      
19 A" 1173 1173 1.52      
20 A" 927 927 85.41      
21 A" 800 800 5.15      
22 A" 557 557 2.58      
23 A" 462 462 154.22      
24 A" 202 202 1.33      

Unscaled Zero Point Vibrational Energy (zpe) 19925.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19925.3 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 CBS-Q
ABC
0.33476 0.30173 0.16355

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.871 -1.119 0.000
C2 0.000 0.101 0.000
C3 0.434 1.352 0.000
O4 -1.307 -0.247 0.000
H5 1.923 -0.852 0.000
H6 0.658 -1.726 0.877
H7 0.658 -1.726 -0.877
H8 1.487 1.569 0.000
H9 -0.243 2.193 0.000
H10 -1.858 0.519 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49902.50872.34641.08461.08791.08792.75703.49413.1827
C21.49901.32391.35292.14562.13062.13062.08952.10611.9042
C32.50871.32392.36422.65883.20793.20791.07521.08002.4388
O42.34641.35292.36423.28582.61092.61093.33282.66240.9433
H51.08462.14562.65883.28581.77011.77012.45903.73614.0210
H61.08792.13063.20792.61091.77011.75413.50874.11563.4836
H71.08792.13063.20792.61091.77011.75413.50874.11563.4836
H82.75702.08951.07523.33282.45903.50873.50871.83943.5061
H93.49412.10611.08002.66243.73614.11564.11561.83942.3264
H103.18271.90422.43880.94334.02103.48363.48363.50612.3264

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 125.311 C1 C2 O4 110.620
C2 C1 H5 111.283 C2 C1 H6 109.881
C2 C1 H7 109.881 C2 C3 H8 120.789
C2 C3 H9 122.028 C2 O4 H10 110.790
C3 C2 O4 124.069 H5 C1 H6 109.129
H5 C1 H7 109.129 H6 C1 H7 107.452
H8 C3 H9 117.184
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability