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

using model chemistry: QCISD/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/6-31G*
 hartrees
Energy at 0K-192.533478
Energy at 298.15K-192.539864
HF Energy-191.930180
Nuclear repulsion energy119.907403
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/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' 3751 3572 21.16      
2 A' 3280 3123 10.33      
3 A' 3185 3033 4.82      
4 A' 3173 3022 15.99      
5 A' 3075 2929 15.16      
6 A' 1775 1690 107.88      
7 A' 1544 1470 6.84      
8 A' 1500 1428 0.60      
9 A' 1461 1392 33.30      
10 A' 1409 1342 6.94      
11 A' 1249 1190 153.88      
12 A' 1052 1002 24.98      
13 A' 999 952 10.25      
14 A' 880 838 7.50      
15 A' 484 460 18.96      
16 A' 410 390 1.56      
17 A" 3142 2992 15.30      
18 A" 1522 1450 6.85      
19 A" 1102 1050 0.71      
20 A" 792 754 70.03      
21 A" 734 699 6.28      
22 A" 495 471 1.37      
23 A" 430 410 127.88      
24 A" 180 172 1.42      

Unscaled Zero Point Vibrational Energy (zpe) 18811.2 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 17913.9 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/6-31G*
ABC
0.33424 0.30115 0.16326

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.947 -1.064 0.000
C2 0.000 0.099 0.000
C3 0.351 1.392 0.000
O4 -1.304 -0.346 0.000
H5 1.985 -0.720 0.000
H6 0.775 -1.689 0.885
H7 0.775 -1.689 -0.885
H8 1.396 1.682 0.000
H9 -0.387 2.193 0.000
H10 -1.893 0.429 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49922.52712.36281.09411.09701.09702.78203.51923.2079
C21.49921.34011.37822.14782.13952.13952.11072.12971.9214
C32.52711.34012.40022.67103.23313.23311.08461.08892.4416
O42.36281.37822.40023.31122.62832.62833.37712.69970.9730
H51.09412.14782.67103.31121.78521.78522.47333.75714.0450
H61.09702.13953.23312.62831.78521.77023.53954.14713.5188
H71.09702.13953.23312.62831.78521.77023.53954.14713.5188
H82.78202.11071.08463.37712.47333.53953.53951.85483.5194
H93.51922.12971.08892.69973.75714.14714.14711.85482.3193
H103.20791.92142.44160.97304.04503.51883.51883.51942.3193

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 125.666 C1 C2 O4 110.330
C2 C1 H5 110.865 C2 C1 H6 110.033
C2 C1 H7 110.033 C2 C3 H8 120.666
C2 C3 H9 122.175 C2 O4 H10 108.375
C3 C2 O4 124.004 H5 C1 H6 109.131
H5 C1 H7 109.131 H6 C1 H7 107.579
H8 C3 H9 117.159
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability