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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: MP2=FULL/STO-3G

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/STO-3G
 hartrees
Energy at 0K-189.760642
Energy at 298.15K-189.766481
HF Energy-189.529838
Nuclear repulsion energy115.768070
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/STO-3G
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 3561 3165 0.52 30.81 0.74 0.85
2 A 3545 3151 0.00 4.14 0.75 0.86
3 A 3369 2994 0.13 67.57 0.01 0.01
4 A 1787 1589 7.34 5.67 0.69 0.82
5 A 1712 1522 0.00 28.07 0.75 0.86
6 A 1703 1514 9.67 25.07 0.75 0.86
7 A 1589 1412 0.76 3.14 0.68 0.81
8 A 1168 1039 3.25 6.96 0.75 0.86
9 A 1027 913 0.00 2.15 0.75 0.86
10 A 830 738 0.57 10.05 0.21 0.34
11 A 366 326 0.06 0.30 0.63 0.77
12 A 112 99 0.00 0.03 0.75 0.86
13 B 3560 3164 0.77 21.98 0.75 0.86
14 B 3546 3152 1.70 44.91 0.75 0.86
15 B 3368 2994 0.00 1.21 0.75 0.86
16 B 1719 1528 5.18 1.43 0.75 0.86
17 B 1715 1525 0.01 0.05 0.75 0.86
18 B 1584 1408 3.17 4.50 0.75 0.86
19 B 1320 1173 79.67 0.56 0.75 0.86
20 B 1200 1067 3.50 0.75 0.75 0.86
21 B 1019 906 0.99 4.44 0.75 0.86
22 B 507 450 8.04 1.79 0.75 0.86
23 B 472 420 0.10 0.72 0.75 0.86
24 B 151 134 0.00 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 20464.8 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 18191.1 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/STO-3G
ABC
0.31079 0.27104 0.15325

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.199
O2 0.000 0.000 1.463
C3 0.000 1.320 -0.646
C4 0.000 -1.320 -0.646
H5 0.000 2.201 0.017
H6 -0.000 -2.201 0.017
H7 0.893 1.357 -1.294
H8 -0.894 1.357 -1.293
H9 -0.893 -1.357 -1.294
H10 0.894 -1.357 -1.293

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.26311.56751.56752.20822.20822.20652.20652.20652.2065
O21.26312.48792.48792.63302.63303.19943.19933.19943.1993
C31.56752.48792.63921.10293.58221.10371.10372.89502.8951
C41.56752.48792.63923.58221.10292.89502.89511.10371.1037
H52.20822.63301.10293.58224.40121.79641.79643.89523.8952
H62.20822.63303.58221.10294.40123.89523.89521.79641.7964
H72.20653.19941.10372.89501.79643.89521.78693.24932.7141
H82.20653.19931.10372.89511.79643.89521.78692.71413.2497
H92.20653.19942.89501.10373.89521.79643.24932.71411.7869
H102.20653.19932.89511.10373.89521.79642.71413.24971.7869

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.356 C1 C3 H7 110.178
C1 C3 H8 110.176 C1 C4 H6 110.356
C1 C4 H9 110.178 C1 C4 H10 110.176
O2 C1 C3 122.663 O2 C1 C4 122.663
C3 C1 C4 114.674 H5 C3 H7 108.998
H5 C3 H8 108.996 H6 C4 H9 108.998
H6 C4 H10 108.996 H7 C3 H8 108.087
H9 C4 H10 108.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability