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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-190.485828
Energy at 298.15K-190.491869
HF Energy-190.485828
Nuclear repulsion energy116.293245
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 HSEh1PBE/STO-3G
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' 3538 3125 0.33      
2 A' 3369 2975 4.13      
3 A' 3365 2971 0.46      
4 A' 3219 2843 42.43      
5 A' 1900 1678 31.33      
6 A' 1698 1499 5.86      
7 A' 1658 1464 4.54      
8 A' 1588 1403 2.23      
9 A' 1502 1326 5.62      
10 A' 1478 1305 12.40      
11 A' 1206 1065 13.45      
12 A' 1099 970 0.59      
13 A' 919 811 13.23      
14 A' 677 598 3.40      
15 A' 238 210 2.58      
16 A" 3540 3126 0.47      
17 A" 3470 3064 0.07      
18 A" 1691 1493 3.77      
19 A" 1390 1228 0.03      
20 A" 1204 1063 0.43      
21 A" 931 822 1.66      
22 A" 741 654 7.00      
23 A" 209 185 0.28      
24 A" 96 85 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 20362.3 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 17982.0 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 HSEh1PBE/STO-3G
ABC
0.53640 0.18924 0.14765

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.465 0.470 0.000
C2 0.000 0.947 0.000
C3 -1.016 -0.227 0.000
O4 -0.710 -1.433 0.000
H5 2.150 1.328 0.000
H6 1.669 -0.141 0.888
H7 1.669 -0.141 -0.888
H8 -0.206 1.574 0.884
H9 -0.206 1.574 -0.884
H10 -2.086 0.121 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.54032.57642.89011.09771.09751.09752.18872.18873.5675
C21.54031.55252.48402.18352.18172.18171.10321.10322.2437
C32.57641.55251.24433.52692.82942.82942.16332.16331.1248
O42.89012.48401.24433.97532.84962.84963.17443.17442.0746
H51.09772.18353.52693.97531.78241.78242.52862.52864.4045
H61.09752.18172.82942.84961.78241.77622.54103.09823.8674
H71.09752.18172.82942.84961.78241.77623.09822.54103.8674
H82.18871.10322.16333.17442.52862.54103.09821.76902.5354
H92.18871.10322.16333.17442.52863.09822.54101.76902.5354
H103.56752.24371.12482.07464.40453.86743.86742.53542.5354

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.827 C1 C2 H8 110.690
C1 C2 H9 110.690 C2 C1 H5 110.608
C2 C1 H6 110.480 C2 C1 H7 110.480
C2 C3 O4 124.925 C2 C3 H10 112.895
C3 C2 H8 107.894 C3 C2 H9 107.894
O4 C3 H10 122.180 H5 C1 H6 108.577
H5 C1 H7 108.577 H6 C1 H7 108.042
H8 C2 H9 106.591
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.231      
2 C -0.161      
3 C 0.085      
4 O -0.171      
5 H 0.080      
6 H 0.084      
7 H 0.084      
8 H 0.086      
9 H 0.086      
10 H 0.059      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.095 1.631 0.000 1.634
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.428 -0.967 0.000
y -0.967 -25.194 0.000
z 0.000 0.000 -22.365
Traceless
 xyz
x 1.352 -0.967 0.000
y -0.967 -2.798 0.000
z 0.000 0.000 1.447
Polar
3z2-r22.893
x2-y22.766
xy-0.967
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.709 0.016 0.000
y 0.016 3.187 0.000
z 0.000 0.000 1.910


<r2> (average value of r2) Å2
<r2> 85.658
(<r2>)1/2 9.255