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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: MP2=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/6-31G**
 hartrees
Energy at 0K-192.589477
Energy at 298.15K-192.595460
HF Energy-191.970060
Nuclear repulsion energy119.298504
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 MP2=FULL/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 3269 3055 5.98 60.25 0.66 0.80
2 A 3218 3007 0.00 7.60 0.75 0.86
3 A 3135 2929 5.36 186.83 0.01 0.02
4 A 1799 1681 89.60 5.67 0.52 0.68
5 A 1531 1431 20.83 30.71 0.73 0.84
6 A 1529 1428 0.00 28.97 0.75 0.86
7 A 1437 1343 11.83 1.65 0.75 0.85
8 A 1112 1039 0.06 4.79 0.58 0.73
9 A 917 857 0.00 3.77 0.75 0.86
10 A 816 762 0.89 11.56 0.15 0.25
11 A 383 358 0.84 0.31 0.61 0.76
12 A 57 53 0.00 0.05 0.75 0.86
13 B 3268 3054 7.79 48.92 0.75 0.86
14 B 3223 3012 16.58 94.36 0.75 0.86
15 B 3130 2925 1.53 0.01 0.75 0.86
16 B 1550 1448 18.63 0.37 0.75 0.86
17 B 1525 1425 0.33 1.07 0.75 0.86
18 B 1445 1350 60.91 3.78 0.75 0.86
19 B 1282 1198 60.61 0.54 0.75 0.86
20 B 1149 1074 2.10 0.04 0.75 0.86
21 B 925 864 4.24 3.84 0.75 0.86
22 B 536 501 15.47 1.86 0.75 0.86
23 B 490 458 0.53 1.10 0.75 0.86
24 B 143 134 0.02 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18934.7 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 17692.6 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 MP2=FULL/6-31G**
ABC
0.33570 0.28601 0.16374

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.180
O2 0.000 0.000 1.406
C3 0.000 1.284 -0.617
C4 0.000 -1.284 -0.617
H5 -0.001 2.132 0.060
H6 0.001 -2.132 0.060
H7 0.877 1.327 -1.261
H8 -0.877 1.327 -1.261
H9 -0.877 -1.327 -1.261
H10 0.877 -1.327 -1.261

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.22581.51101.51102.13512.13512.14612.14602.14612.1460
O21.22582.39542.39542.52062.52063.10483.10503.10483.1050
C31.51102.39542.56851.08473.48241.08921.08932.82902.8286
C41.51102.39542.56853.48241.08472.82902.82861.08921.0893
H52.13512.52061.08473.48244.26351.77871.77873.80493.8049
H62.13512.52063.48241.08474.26353.80493.80491.77871.7787
H72.14613.10481.08922.82901.77873.80491.75393.18152.6536
H82.14603.10501.08932.82861.77873.80491.75392.65363.1803
H92.14613.10482.82901.08923.80491.77873.18152.65361.7539
H102.14603.10502.82861.08933.80491.77872.65363.18031.7539

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.583 C1 C3 H7 110.189
C1 C3 H8 110.183 C1 C4 H6 109.583
C1 C4 H9 110.189 C1 C4 H10 110.183
O2 C1 C3 121.797 O2 C1 C4 121.797
C3 C1 C4 116.406 H5 C3 H7 109.812
H5 C3 H8 109.804 H6 C4 H9 109.812
H6 C4 H10 109.804 H7 C3 H8 107.240
H9 C4 H10 107.240
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability