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

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G
 hartrees
Energy at 0K-192.846665
Energy at 298.15K-192.853123
HF Energy-192.846665
Nuclear repulsion energy119.807069
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 PBE1PBE/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' 3715 3551 13.78      
2 A' 3307 3161 11.17      
3 A' 3204 3062 4.86      
4 A' 3194 3053 12.79      
5 A' 3077 2941 14.82      
6 A' 1762 1684 120.62      
7 A' 1535 1467 12.92      
8 A' 1494 1428 2.67      
9 A' 1462 1397 28.44      
10 A' 1410 1348 11.76      
11 A' 1207 1154 163.17      
12 A' 1048 1002 30.20      
13 A' 1001 957 16.74      
14 A' 881 842 11.30      
15 A' 479 458 20.96      
16 A' 413 395 2.47      
17 A" 3150 3011 12.66      
18 A" 1517 1450 11.65      
19 A" 1118 1069 6.32      
20 A" 878 839 102.84      
21 A" 732 699 7.70      
22 A" 512 489 1.90      
23 A" 465 445 167.04      
24 A" 173 165 1.96      

Unscaled Zero Point Vibrational Energy (zpe) 18865.7 cm-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 18033.7 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 PBE1PBE/6-31G
ABC
0.33144 0.30266 0.16299

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.018 -0.990 0.000
C2 0.000 0.100 0.000
C3 0.257 1.414 0.000
O4 -1.280 -0.438 0.000
H5 2.030 -0.581 0.000
H6 0.891 -1.628 0.881
H7 0.891 -1.628 -0.881
H8 1.276 1.776 0.000
H9 -0.532 2.161 0.000
H10 -1.963 0.256 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49092.52102.36301.09131.09551.09552.77793.51073.2305
C21.49091.33881.38842.14082.13412.13412.10682.12821.9691
C32.52101.33882.40642.66873.22943.22941.08181.08602.5035
O42.36301.38842.40643.31272.62752.62753.38182.70430.9738
H51.09132.14082.66873.31271.78041.78042.47473.75194.0794
H61.09552.13413.22942.62751.78041.76293.53724.14133.5311
H71.09552.13413.22942.62751.78041.76293.53724.14133.5311
H82.77792.10681.08183.38182.47473.53723.53721.84823.5780
H93.51072.12821.08602.70433.75194.14134.14131.84822.3824
H103.23051.96912.50350.97384.07943.53113.53113.57802.3824

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 125.891 C1 C2 O4 110.254
C2 C1 H5 111.057 C2 C1 H6 110.266
C2 C1 H7 110.266 C2 C3 H8 120.636
C2 C3 H9 122.387 C2 O4 H10 111.738
C3 C2 O4 123.855 H5 C1 H6 109.006
H5 C1 H7 109.006 H6 C1 H7 107.145
H8 C3 H9 116.976
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.527      
2 C 0.328      
3 C -0.420      
4 O -0.634      
5 H 0.176      
6 H 0.195      
7 H 0.195      
8 H 0.159      
9 H 0.141      
10 H 0.385      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.041 0.873 0.000 0.874
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.084 -3.470 0.000
y -3.470 -24.955 0.000
z 0.000 0.000 -26.713
Traceless
 xyz
x 4.750 -3.470 0.000
y -3.470 -1.056 0.000
z 0.000 0.000 -3.694
Polar
3z2-r2-7.387
x2-y23.871
xy-3.470
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.355 0.155 0.000
y 0.155 6.869 0.000
z 0.000 0.000 2.826


<r2> (average value of r2) Å2
<r2> 80.876
(<r2>)1/2 8.993