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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: B2PLYP=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP=FULL/6-311G*
 hartrees
Energy at 0K-193.015311
Energy at 298.15K-193.021214
HF Energy-192.793732
Nuclear repulsion energy119.303413
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/6-311G*
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 3177 3177 11.51 71.94 0.62 0.76
2 A 3120 3120 0.28 13.29 0.73 0.84
3 A 3064 3064 7.78 226.99 0.01 0.02
4 A 1792 1792 145.00 6.93 0.71 0.83
5 A 1504 1504 32.01 22.70 0.68 0.81
6 A 1497 1497 1.36 21.73 0.75 0.86
7 A 1417 1417 17.28 1.87 0.50 0.66
8 A 1101 1101 0.06 3.67 0.48 0.65
9 A 902 902 0.03 1.77 0.73 0.85
10 A 793 793 1.30 12.95 0.15 0.26
11 A 380 380 0.92 0.54 0.44 0.61
12 A 31 31 0.01 0.10 0.75 0.86
13 B 3176 3176 13.32 59.00 0.75 0.86
14 B 3126 3126 28.11 104.89 0.75 0.86
15 B 3058 3058 3.18 0.61 0.75 0.86
16 B 1520 1520 24.36 0.33 0.75 0.86
17 B 1496 1496 0.94 1.36 0.75 0.86
18 B 1419 1419 68.75 2.68 0.75 0.86
19 B 1252 1252 69.05 1.39 0.75 0.86
20 B 1137 1137 2.67 0.04 0.75 0.86
21 B 902 902 7.28 3.02 0.75 0.86
22 B 537 537 14.89 2.33 0.75 0.86
23 B 491 491 0.32 1.03 0.75 0.86
24 B 139 139 0.02 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18515.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18515.8 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/6-311G*
ABC
0.33800 0.28371 0.16355

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.186
O2 0.000 0.000 1.398
C3 0.000 1.289 -0.614
C4 0.000 -1.289 -0.614
H5 0.067 2.139 0.061
H6 -0.067 -2.139 0.061
H7 0.835 1.310 -1.319
H8 -0.916 1.367 -1.205
H9 -0.835 -1.310 -1.319
H10 0.916 -1.367 -1.205

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.21241.51681.51682.14392.14392.16272.15512.16272.1551
O21.21242.38972.38972.52382.52383.12963.08023.12963.0802
C31.51682.38972.57741.08793.49441.09291.09342.81922.8711
C41.51682.38972.57743.49441.08792.81922.87111.09291.0934
H52.14392.52381.08793.49444.28061.78321.77943.82293.8235
H62.14392.52383.49441.08794.28063.82293.82351.78321.7794
H72.16273.12961.09292.81921.78323.82291.75653.10772.6809
H82.15513.08021.09342.87111.77943.82351.75652.68093.2918
H92.16273.12962.81921.09293.82291.78323.10772.68091.7565
H102.15513.08022.87111.09343.82351.77942.68093.29181.7565

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.695 C1 C3 H7 110.886
C1 C3 H8 110.249 C1 C4 H6 109.695
C1 C4 H9 110.886 C1 C4 H10 110.249
O2 C1 C3 121.832 O2 C1 C4 121.832
C3 C1 C4 116.336 H5 C3 H7 109.712
H5 C3 H8 109.330 H6 C4 H9 109.712
H6 C4 H10 109.330 H7 C3 H8 106.919
H9 C4 H10 106.919
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability