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

using model chemistry: CCD/3-21G

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/3-21G
 hartrees
Energy at 0K-191.287983
Energy at 298.15K-191.294351
HF Energy-190.866150
Nuclear repulsion energy118.650661
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/3-21G
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' 3534 3436 1.59      
2 A' 3238 3148 9.52      
3 A' 3149 3062 4.45      
4 A' 3133 3046 14.10      
5 A' 3050 2966 11.41      
6 A' 1740 1692 56.66      
7 A' 1579 1535 8.92      
8 A' 1520 1478 10.01      
9 A' 1481 1440 11.54      
10 A' 1431 1391 0.82      
11 A' 1217 1183 127.11      
12 A' 1062 1033 18.03      
13 A' 988 960 38.66      
14 A' 830 807 8.06      
15 A' 472 459 17.37      
16 A' 403 392 3.65      
17 A" 3106 3020 15.01      
18 A" 1557 1514 5.98      
19 A" 1134 1102 3.09      
20 A" 876 852 78.25      
21 A" 733 713 7.00      
22 A" 492 479 3.29      
23 A" 424 412 149.88      
24 A" 156 152 1.22      

Unscaled Zero Point Vibrational Energy (zpe) 18651.9 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 18135.3 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 CCD/3-21G
ABC
0.32220 0.29871 0.15968

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.978 -1.051 0.000
C2 0.000 0.108 0.000
C3 0.342 1.404 0.000
O4 -1.324 -0.379 0.000
H5 2.011 -0.682 0.000
H6 0.812 -1.674 0.889
H7 0.812 -1.674 -0.889
H8 1.385 1.702 0.000
H9 -0.397 2.205 0.000
H10 -1.955 0.386 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.51682.53582.39821.09621.09841.09842.78303.53423.2658
C21.51681.33981.41062.16042.15132.15132.11192.13381.9741
C32.53581.33982.43972.67123.23833.23831.08551.08962.5120
O42.39821.41062.43973.34822.65172.65173.41642.74530.9911
H51.09622.16042.67123.34821.79181.79182.46493.75894.1064
H61.09842.15133.23832.65171.79181.77783.53844.15953.5622
H71.09842.15133.23832.65171.79181.77783.53844.15953.5622
H82.78302.11191.08553.41642.46493.53843.53841.85163.5902
H93.53422.13381.08962.74533.75894.15954.15951.85162.3954
H103.26581.97412.51200.99114.10643.56223.56223.59022.3954

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 125.055 C1 C2 O4 109.958
C2 C1 H5 110.505 C2 C1 H6 109.655
C2 C1 H7 109.655 C2 C3 H8 120.742
C2 C3 H9 122.559 C2 O4 H10 109.321
C3 C2 O4 124.988 H5 C1 H6 109.468
H5 C1 H7 109.468 H6 C1 H7 108.050
H8 C3 H9 116.698
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability