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All results from a given calculation for CH3COCH3 (Acetone)

using model chemistry: mPW1PW91/aug-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 mPW1PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-193.179698
Energy at 298.15K-193.185581
HF Energy-193.179698
Nuclear repulsion energy119.924196
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/aug-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 3173 3040 4.88 62.95 0.57 0.72
2 A 3114 2983 0.00 10.76 0.75 0.86
3 A 3057 2929 5.64 317.84 0.00 0.01
4 A 1819 1743 199.78 13.05 0.53 0.70
5 A 1468 1406 30.72 11.39 0.61 0.75
6 A 1462 1401 0.01 8.13 0.75 0.86
7 A 1383 1325 19.77 1.36 0.59 0.74
8 A 1084 1038 0.02 1.76 0.14 0.25
9 A 880 843 0.00 0.19 0.75 0.86
10 A 802 768 1.60 14.89 0.10 0.18
11 A 378 362 1.81 0.55 0.65 0.79
12 A 27 26 0.00 0.19 0.75 0.86
13 B 3172 3039 10.16 50.10 0.75 0.86
14 B 3121 2990 12.93 90.57 0.75 0.86
15 B 3051 2923 0.55 1.68 0.75 0.86
16 B 1486 1424 20.55 0.02 0.75 0.86
17 B 1456 1395 0.43 1.02 0.75 0.86
18 B 1390 1332 74.47 0.01 0.75 0.86
19 B 1246 1194 60.58 4.58 0.75 0.86
20 B 1120 1073 3.32 0.18 0.75 0.86
21 B 891 853 6.22 1.26 0.75 0.86
22 B 537 514 14.81 1.14 0.75 0.86
23 B 491 471 0.40 0.33 0.75 0.86
24 B 133 127 0.05 0.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18369.3 cm-1
Scaled (by 0.9581) Zero Point Vibrational Energy (zpe) 17599.6 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/aug-cc-pVTZ
ABC
0.34174 0.28717 0.16552

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.184
O2 0.000 0.000 1.390
C3 0.000 1.281 -0.609
C4 0.000 -1.281 -0.609
H5 0.001 2.136 0.060
H6 -0.001 -2.136 0.060
H7 0.875 1.320 -1.260
H8 -0.877 1.321 -1.258
H9 -0.875 -1.320 -1.260
H10 0.877 -1.321 -1.258

Atom - Atom Distances (Å)
  C1 O2 C3 C4 H5 H6 H7 H8 H9 H10
C11.20631.50681.50682.13992.13992.14362.14362.14362.1436
O21.20632.37492.37492.51682.51683.08803.08713.08803.0871
C31.50682.37492.56191.08613.48221.09161.09162.82032.8215
C41.50682.37492.56193.48221.08612.82032.82151.09161.0916
H52.13992.51681.08613.48224.27271.78151.78153.80233.8024
H62.13992.51683.48221.08614.27273.80233.80241.78151.7815
H72.14363.08801.09162.82031.78153.80231.75223.16752.6410
H82.14363.08711.09162.82151.78153.80241.75222.64103.1712
H92.14363.08802.82031.09163.80231.78153.16752.64101.7522
H102.14363.08712.82151.09163.80241.78152.64103.17121.7522

picture of Acetone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 110.181 C1 C3 H7 110.145
C1 C3 H8 110.144 C1 C4 H6 110.181
C1 C4 H9 110.145 C1 C4 H10 110.144
O2 C1 C3 121.777 O2 C1 C4 121.777
C3 C1 C4 116.445 H5 C3 H7 109.779
H5 C3 H8 109.784 H6 C4 H9 109.779
H6 C4 H10 109.784 H7 C3 H8 106.748
H9 C4 H10 106.748
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.575      
2 O -0.693      
3 C -0.569      
4 C -0.569      
5 H 0.184      
6 H 0.184      
7 H 0.222      
8 H 0.222      
9 H 0.222      
10 H 0.222      


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 -3.075 3.075
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.125 -0.000 0.000
y -0.000 -23.518 0.000
z 0.000 0.000 -28.920
Traceless
 xyz
x 2.094 -0.000 0.000
y -0.000 3.004 0.000
z 0.000 0.000 -5.099
Polar
3z2-r2-10.197
x2-y2-0.607
xy-0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.997 -0.000 0.000
y -0.000 6.780 0.000
z 0.000 0.000 6.862


<r2> (average value of r2) Å2
<r2> 81.280
(<r2>)1/2 9.016