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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-193.111564
Energy at 298.15K-193.117453
HF Energy-193.111564
Nuclear repulsion energy119.907693
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 B1B95/6-311G**
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 3182 3055 8.09 73.17 0.62 0.76
2 A 3124 2999 0.34 14.59 0.72 0.84
3 A 3062 2940 5.42 250.24 0.01 0.01
4 A 1844 1770 184.11 7.83 0.67 0.80
5 A 1469 1410 25.09 20.10 0.68 0.81
6 A 1463 1405 3.46 19.34 0.75 0.85
7 A 1377 1322 19.58 1.92 0.66 0.79
8 A 1079 1036 0.00 2.99 0.47 0.64
9 A 874 839 0.04 1.37 0.69 0.82
10 A 800 768 1.24 12.11 0.15 0.26
11 A 371 356 1.11 0.45 0.45 0.62
12 A 39 37 0.01 0.10 0.75 0.86
13 B 3181 3054 11.01 59.01 0.75 0.86
14 B 3130 3005 20.09 102.57 0.75 0.86
15 B 3056 2934 1.55 0.76 0.75 0.86
16 B 1486 1427 23.73 0.33 0.75 0.86
17 B 1458 1400 0.73 1.53 0.75 0.86
18 B 1389 1333 87.31 2.26 0.75 0.86
19 B 1244 1195 63.72 1.88 0.75 0.86
20 B 1115 1071 3.57 0.08 0.75 0.86
21 B 888 852 5.54 2.28 0.75 0.86
22 B 535 514 15.79 2.13 0.75 0.86
23 B 487 468 0.24 0.91 0.75 0.86
24 B 135 130 0.05 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18393.6 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 17659.7 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 B1B95/6-311G**
ABC
0.34210 0.28654 0.16542

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

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 1.389
C3 0.000 1.282 -0.610
C4 0.000 -1.282 -0.610
H5 0.083 2.131 0.064
H6 -0.083 -2.131 0.064
H7 0.822 1.293 -1.327
H8 -0.925 1.363 -1.185
H9 -0.822 -1.293 -1.327
H10 0.925 -1.363 -1.185

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.20441.50851.50852.13582.13582.15272.14242.15272.1424
O21.20442.37482.37482.51062.51063.11873.05613.11873.0561
C31.50852.37482.56471.08643.47991.09151.09222.79702.8609
C41.50852.37482.56473.47991.08642.79702.86091.09151.0922
H52.13582.51061.08643.47994.26471.78411.77903.80483.8046
H62.13582.51063.47991.08644.26473.80483.80461.78411.7790
H72.15273.11871.09152.79701.78413.80481.75433.06472.6619
H82.14243.05611.09222.86091.77903.80461.75432.66193.2945
H92.15273.11872.79701.09153.80481.78413.06472.66191.7543
H102.14243.05612.86091.09223.80461.77902.66193.29451.7543

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 109.716 C1 C3 H7 110.762
C1 C3 H8 109.901 C1 C4 H6 109.716
C1 C4 H9 110.762 C1 C4 H10 109.901
O2 C1 C3 121.779 O2 C1 C4 121.779
C3 C1 C4 116.441 H5 C3 H7 110.012
H5 C3 H8 109.493 H6 C4 H9 110.012
H6 C4 H10 109.493 H7 C3 H8 106.912
H9 C4 H10 106.912
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.180      
2 O -0.295      
3 C -0.370      
4 C -0.370      
5 H 0.150      
6 H 0.150      
7 H 0.136      
8 H 0.142      
9 H 0.136      
10 H 0.142      


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 -2.860 2.860
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.051 -0.053 0.000
y -0.053 -23.678 0.000
z 0.000 0.000 -28.419
Traceless
 xyz
x 1.997 -0.053 0.000
y -0.053 2.557 0.000
z 0.000 0.000 -4.554
Polar
3z2-r2-9.109
x2-y2-0.373
xy-0.053
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.299 -0.009 0.000
y -0.009 5.884 0.000
z 0.000 0.000 6.024


<r2> (average value of r2) Å2
<r2> 81.245
(<r2>)1/2 9.014