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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: MP2=FULL/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-192.835048
Energy at 298.15K-192.841003
HF Energy-192.033899
Nuclear repulsion energy120.050614
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/cc-pVTZ
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 3211 3048 3.08 61.44 0.60 0.75
2 A 3159 2999 0.00 8.38 0.75 0.86
3 A 3098 2941 5.10 258.96 0.01 0.01
4 A 1788 1697 114.41 8.66 0.67 0.80
5 A 1494 1418 28.70 16.55 0.66 0.79
6 A 1492 1417 0.01 12.97 0.75 0.86
7 A 1394 1324 15.75 1.25 0.58 0.73
8 A 1088 1033 0.03 2.77 0.30 0.46
9 A 889 844 0.00 0.57 0.75 0.86
10 A 814 773 1.63 13.33 0.11 0.20
11 A 382 362 1.04 0.39 0.67 0.80
12 A 40 38 0.00 0.05 0.75 0.86
13 B 3209 3047 7.42 47.58 0.75 0.86
14 B 3166 3005 11.01 89.03 0.75 0.86
15 B 3093 2937 0.91 0.40 0.75 0.86
16 B 1516 1439 20.27 0.01 0.75 0.86
17 B 1485 1410 0.29 0.92 0.75 0.86
18 B 1405 1334 75.81 0.35 0.75 0.86
19 B 1262 1198 51.36 2.05 0.75 0.86
20 B 1122 1065 1.78 0.08 0.75 0.86
21 B 903 857 4.97 1.64 0.75 0.86
22 B 534 507 14.87 1.94 0.75 0.86
23 B 493 469 0.33 0.57 0.75 0.86
24 B 149 142 0.01 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18593.0 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 17652.2 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/cc-pVTZ
ABC
0.33959 0.29018 0.16596

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.183
O2 0.000 0.000 1.397
C3 0.000 1.275 -0.612
C4 0.000 -1.275 -0.612
H5 0.001 2.126 0.054
H6 -0.001 -2.126 0.054
H7 0.873 1.308 -1.258
H8 -0.875 1.310 -1.256
H9 -0.873 -1.308 -1.258
H10 0.875 -1.310 -1.256

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.21391.50231.50232.13012.13012.13302.13292.13302.1329
O21.21392.37922.37922.51452.51453.08563.08473.08563.0847
C31.50232.37922.54931.08153.46561.08641.08652.80212.8031
C41.50232.37922.54933.46561.08152.80212.80311.08641.0865
H52.13012.51451.08153.46564.25241.77511.77503.77943.7794
H62.13012.51453.46561.08154.25243.77943.77941.77511.7750
H72.13303.08561.08642.80211.77513.77941.74803.14632.6180
H82.13293.08471.08652.80311.77503.77941.74802.61803.1495
H92.13303.08562.80211.08643.77941.77513.14632.61801.7480
H102.13293.08472.80311.08653.77941.77502.61803.14951.7480

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.991 C1 C3 H7 109.927
C1 C3 H8 109.917 C1 C4 H6 109.991
C1 C4 H9 109.927 C1 C4 H10 109.917
O2 C1 C3 121.952 O2 C1 C4 121.952
C3 C1 C4 116.096 H5 C3 H7 109.928
H5 C3 H8 109.922 H6 C4 H9 109.928
H6 C4 H10 109.922 H7 C3 H8 107.112
H9 C4 H10 107.112
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability