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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-193.157429
Energy at 298.15K-193.163330
HF Energy-193.157429
Nuclear repulsion energy119.741536
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 mPW1PW91/6-311G**
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 3178 3040 7.72 71.83 0.62 0.76
2 A 3120 2985 0.35 14.42 0.72 0.84
3 A 3059 2927 5.39 247.62 0.01 0.01
4 A 1840 1760 185.01 7.79 0.66 0.80
5 A 1470 1407 24.96 19.60 0.68 0.81
6 A 1465 1402 4.41 19.06 0.74 0.85
7 A 1380 1321 20.67 2.00 0.68 0.81
8 A 1083 1036 0.00 3.04 0.47 0.64
9 A 877 839 0.04 1.40 0.70 0.82
10 A 800 765 1.23 11.86 0.15 0.26
11 A 377 361 1.25 0.45 0.44 0.61
12 A 38 36 0.01 0.11 0.75 0.86
13 B 3177 3039 10.78 57.62 0.75 0.86
14 B 3127 2991 19.27 100.44 0.75 0.86
15 B 3053 2921 1.55 0.84 0.75 0.86
16 B 1488 1424 24.39 0.30 0.75 0.86
17 B 1459 1396 0.98 1.51 0.75 0.86
18 B 1391 1330 86.40 2.34 0.75 0.86
19 B 1245 1191 64.90 1.72 0.75 0.86
20 B 1119 1070 3.98 0.09 0.75 0.86
21 B 890 851 5.89 2.25 0.75 0.86
22 B 539 515 15.45 2.14 0.75 0.86
23 B 491 469 0.21 0.93 0.75 0.86
24 B 135 129 0.05 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18399.5 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 17602.8 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 mPW1PW91/6-311G**
ABC
0.34110 0.28576 0.16496

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.185
O2 0.000 0.000 1.391
C3 0.000 1.284 -0.611
C4 0.000 -1.284 -0.611
H5 0.085 2.134 0.063
H6 -0.085 -2.134 0.063
H7 0.823 1.294 -1.331
H8 -0.927 1.365 -1.186
H9 -0.823 -1.294 -1.331
H10 0.927 -1.365 -1.186

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.20561.51081.51082.13942.13942.15622.14562.15622.1456
O21.20562.37812.37812.51512.51513.12373.05993.12373.0599
C31.51082.37812.56801.08803.48501.09311.09382.80032.8652
C41.51082.37812.56803.48501.08802.80032.86521.09311.0938
H52.13942.51511.08803.48504.27171.78661.78143.81023.8100
H62.13942.51513.48501.08804.27173.81023.81001.78661.7814
H72.15623.12371.09312.80031.78663.81021.75683.06682.6655
H82.14563.05991.09382.86521.78143.81001.75682.66553.3006
H92.15623.12372.80031.09313.81021.78663.06682.66551.7568
H102.14563.05992.86521.09383.81001.78142.66553.30061.7568

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.746 C1 C3 H7 110.784
C1 C3 H8 109.897 C1 C4 H6 109.746
C1 C4 H9 110.784 C1 C4 H10 109.897
O2 C1 C3 121.799 O2 C1 C4 121.799
C3 C1 C4 116.403 H5 C3 H7 109.996
H5 C3 H8 109.468 H6 C4 H9 109.996
H6 C4 H10 109.468 H7 C3 H8 106.903
H9 C4 H10 106.903
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.178      
2 O -0.303      
3 C -0.363      
4 C -0.363      
5 H 0.150      
6 H 0.150      
7 H 0.135      
8 H 0.141      
9 H 0.135      
10 H 0.141      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -2.892 2.892
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.035 -0.055 0.000
y -0.055 -23.645 0.000
z 0.000 0.000 -28.435
Traceless
 xyz
x 2.005 -0.055 0.000
y -0.055 2.590 0.000
z 0.000 0.000 -4.596
Polar
3z2-r2-9.192
x2-y2-0.390
xy-0.055
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.293 -0.009 0.000
y -0.009 5.871 0.000
z 0.000 0.000 6.026


<r2> (average value of r2) Å2
<r2> 81.425
(<r2>)1/2 9.024