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

using model chemistry: B2PLYP=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 B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-192.981605
Energy at 298.15K-192.988050
HF Energy-192.745341
Nuclear repulsion energy120.640749
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 B2PLYP=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' 3834 3834 28.24      
2 A' 3293 3293 6.88      
3 A' 3191 3191 3.47      
4 A' 3185 3185 12.56      
5 A' 3077 3077 14.61      
6 A' 1739 1739 126.40      
7 A' 1513 1513 6.33      
8 A' 1472 1472 1.39      
9 A' 1431 1431 32.41      
10 A' 1388 1388 5.95      
11 A' 1221 1221 139.27      
12 A' 1035 1035 30.82      
13 A' 993 993 8.24      
14 A' 874 874 4.31      
15 A' 482 482 18.16      
16 A' 407 407 1.31      
17 A" 3140 3140 11.59      
18 A" 1494 1494 6.29      
19 A" 1085 1085 0.77      
20 A" 816 816 59.89      
21 A" 741 741 1.02      
22 A" 515 515 1.49      
23 A" 451 451 101.69      
24 A" 185 185 1.27      

Unscaled Zero Point Vibrational Energy (zpe) 18780.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18780.1 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 B2PLYP=FULL/6-31G(2df,p)
ABC
0.33839 0.30448 0.16516

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.882 -1.108 0.000
C2 0.000 0.098 0.000
C3 0.426 1.362 0.000
O4 -1.314 -0.269 0.000
H5 1.933 -0.823 0.000
H6 0.680 -1.724 0.879
H7 0.680 -1.724 -0.879
H8 1.482 1.584 0.000
H9 -0.261 2.198 0.000
H10 -1.853 0.529 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49432.51152.35151.08811.09231.09232.75783.49853.1874
C21.49431.33381.36432.14072.13382.13382.09862.11651.9021
C32.51151.33382.38472.65353.21823.21821.07861.08292.4264
O42.35151.36432.38473.29372.62032.62033.35392.68210.9622
H51.08812.14072.65353.29371.77591.77592.44863.73364.0193
H61.09232.13383.21822.62031.77591.75843.51514.12793.5014
H71.09232.13383.21822.62031.77591.75843.51514.12793.5014
H82.75782.09861.07863.35392.44863.51513.51511.84823.4974
H93.49852.11651.08292.68213.73364.12794.12791.84822.3064
H103.18741.90212.42640.96224.01933.50143.50143.49742.3064

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 125.161 C1 C2 O4 110.615
C2 C1 H5 111.007 C2 C1 H6 110.198
C2 C1 H7 110.198 C2 C3 H8 120.527
C2 C3 H9 121.939 C2 O4 H10 108.449
C3 C2 O4 124.224 H5 C1 H6 109.072
H5 C1 H7 109.072 H6 C1 H7 107.203
H8 C3 H9 117.534
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability