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All results from a given calculation for C5H10O (3-Pentanone)

using model chemistry: wB97X-D/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/SDD
 hartrees
Energy at 0K-271.660921
Energy at 298.15K 
HF Energy-271.660921
Nuclear repulsion energy237.329265
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 wB97X-D/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3175 3175 46.93      
2 A1 3080 3080 0.00      
3 A1 3068 3068 42.20      
4 A1 1745 1745 105.08      
5 A1 1533 1533 14.73      
6 A1 1504 1504 37.93      
7 A1 1462 1462 18.98      
8 A1 1389 1389 4.82      
9 A1 1143 1143 3.29      
10 A1 1061 1061 7.83      
11 A1 800 800 2.24      
12 A1 416 416 0.32      
13 A1 204 204 0.91      
14 A2 3185 3185 0.00      
15 A2 3107 3107 0.00      
16 A2 1532 1532 0.00      
17 A2 1282 1282 0.00      
18 A2 1041 1041 0.00      
19 A2 741 741 0.00      
20 A2 208 208 0.00      
21 A2 53i 53i 0.00      
22 B1 3186 3186 79.53      
23 B1 3117 3117 27.55      
24 B1 1533 1533 24.29      
25 B1 1329 1329 1.40      
26 B1 1172 1172 0.65      
27 B1 851 851 20.84      
28 B1 466 466 0.23      
29 B1 192 192 0.42      
30 B1 65 65 0.39      
31 B2 3175 3175 23.47      
32 B2 3079 3079 52.31      
33 B2 3060 3060 23.27      
34 B2 1533 1533 14.77      
35 B2 1493 1493 1.34      
36 B2 1462 1462 13.87      
37 B2 1418 1418 55.62      
38 B2 1174 1174 46.79      
39 B2 1063 1063 0.30      
40 B2 991 991 23.29      
41 B2 633 633 4.72      
42 B2 316 316 13.00      

Unscaled Zero Point Vibrational Energy (zpe) 31465.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 31465.7 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 wB97X-D/SDD
ABC
0.29105 0.06448 0.05493

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.309
C2 0.000 0.000 0.067
C3 0.000 1.295 -0.740
C4 0.000 -1.295 -0.740
C5 0.000 2.560 0.127
C6 0.000 -2.560 0.127
H7 0.876 1.278 -1.403
H8 -0.876 1.278 -1.403
H9 -0.876 -1.278 -1.403
H10 0.876 -1.278 -1.403
H11 0.000 3.456 -0.502
H12 -0.880 2.587 0.775
H13 0.880 2.587 0.775
H14 0.000 -3.456 -0.502
H15 0.880 -2.587 0.775
H16 -0.880 -2.587 0.775

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16
O11.24192.42392.42392.81982.81983.12373.12373.12373.12373.90202.78422.78423.90202.78422.7842
C21.24191.52611.52612.56072.56072.13612.13612.13612.13613.50282.82272.82273.50282.82272.8227
C32.42391.52612.59091.53303.95171.09891.09892.79862.79862.17382.17642.17644.75764.25924.2592
C42.42391.52612.59093.95171.53302.79862.79861.09891.09894.75764.25924.25922.17382.17642.1764
C52.81982.56071.53303.95175.12012.17962.17964.22404.22401.09491.09361.09366.04905.26165.2616
C62.81982.56073.95171.53305.12014.22404.22402.17962.17966.04905.26165.26161.09491.09361.0936
H73.12372.13611.09892.79862.17964.22401.75143.09912.55682.51433.08882.54104.89854.43674.7716
H83.12372.13611.09892.79862.17964.22401.75142.55683.09912.51432.54103.08884.89854.77164.4367
H93.12372.13612.79861.09894.22402.17963.09912.55681.75144.89854.43674.77162.51433.08882.5410
H103.12372.13612.79861.09894.22402.17962.55683.09911.75144.89854.77164.43672.51432.54103.0888
H113.90203.50282.17384.75761.09496.04902.51432.51434.89854.89851.77831.77836.91246.23896.2389
H122.78422.82272.17644.25921.09365.26163.08882.54104.43674.77161.77831.76086.23895.46495.1735
H132.78422.82272.17644.25921.09365.26162.54103.08884.77164.43671.77831.76086.23895.17355.4649
H143.90203.50284.75762.17386.04901.09494.89854.89852.51432.51436.91246.23896.23891.77831.7783
H152.78422.82274.25922.17645.26161.09364.43674.77163.08882.54106.23895.46495.17351.77831.7608
H162.78422.82274.25922.17645.26161.09364.77164.43672.54103.08886.23895.17355.46491.77831.7608

picture of 3-Pentanone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C3 121.912 O1 C2 C4 121.912
C2 C3 C5 113.671 C2 C3 H7 107.823
C2 C3 H8 107.823 C2 C4 C6 113.671
C2 C4 H9 107.823 C2 C4 H10 107.823
C3 C2 C4 116.177 C3 C5 H11 110.518
C3 C5 H12 110.802 C3 C5 H13 110.802
C4 C6 H14 110.518 C4 C6 H15 110.802
C4 C6 H16 110.802 C5 C3 H7 110.740
C5 C3 H8 110.740 C6 C4 H9 110.740
C6 C4 H10 110.740 H7 C3 H8 105.671
H9 C4 H10 105.671 H11 C5 H12 108.695
H11 C5 H13 108.695 H12 C5 H13 107.231
H14 C6 H15 108.695 H14 C6 H16 108.695
H15 C6 H16 107.231
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.263      
2 C 0.275      
3 C -0.436      
4 C -0.436      
5 C -0.630      
6 C -0.630      
7 H 0.213      
8 H 0.213      
9 H 0.213      
10 H 0.213      
11 H 0.198      
12 H 0.217      
13 H 0.217      
14 H 0.198      
15 H 0.217      
16 H 0.217      


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 -3.206 3.206
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.476 0.000 0.000
y 0.000 -35.982 0.000
z 0.000 0.000 -41.407
Traceless
 xyz
x 2.219 0.000 0.000
y 0.000 2.959 0.000
z 0.000 0.000 -5.178
Polar
3z2-r2-10.356
x2-y2-0.493
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.520 0.000 0.000
y 0.000 8.810 0.000
z 0.000 0.000 8.268


<r2> (average value of r2) Å2
<r2> 217.127
(<r2>)1/2 14.735