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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-193.025637
Energy at 298.15K-193.031874
HF Energy-193.025637
Nuclear repulsion energy117.683218
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 B97D3/6-31G*
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' 3087 3026 25.95      
2 A' 3012 2953 21.96      
3 A' 2959 2901 30.02      
4 A' 2796 2741 184.05      
5 A' 1781 1746 133.45      
6 A' 1502 1473 6.83      
7 A' 1449 1420 13.86      
8 A' 1415 1387 10.57      
9 A' 1400 1372 2.69      
10 A' 1347 1321 8.72      
11 A' 1098 1076 14.86      
12 A' 991 971 1.10      
13 A' 838 822 22.72      
14 A' 660 647 3.96      
15 A' 256 251 8.30      
16 A" 3091 3031 26.22      
17 A" 2987 2928 14.61      
18 A" 1497 1468 5.73      
19 A" 1265 1241 0.16      
20 A" 1126 1103 0.09      
21 A" 885 867 3.09      
22 A" 658 645 3.37      
23 A" 224 220 0.15      
24 A" 124 122 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 18224.1 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 17866.9 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 B97D3/6-31G*
ABC
0.55228 0.19341 0.15126

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.460 0.464 0.000
C2 0.000 0.918 0.000
C3 -1.001 -0.220 0.000
O4 -0.713 -1.403 0.000
H5 2.138 1.328 0.000
H6 1.675 -0.150 0.885
H7 1.675 -0.150 -0.885
H8 -0.232 1.554 0.875
H9 -0.232 1.554 -0.875
H10 -2.075 0.107 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.52912.55452.86421.09851.09801.09802.19452.19453.5530
C21.52911.51582.42782.17672.17502.17501.10591.10592.2279
C32.55451.51581.21783.50012.82012.82012.12232.12231.1223
O42.86422.42781.21783.94752.83822.83823.12083.12082.0337
H51.09852.17673.50013.94751.78361.78362.53572.53574.3862
H61.09802.17502.82012.83821.78361.76942.55763.10423.8620
H71.09802.17502.82012.83821.78361.76943.10422.55763.8620
H82.19451.10592.12233.12082.53572.55763.10421.74912.5014
H92.19451.10592.12233.12082.53573.10422.55761.74912.5014
H103.55302.22791.12232.03374.38623.86203.86202.50142.5014

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 114.058 C1 C2 H8 111.772
C1 C2 H9 111.772 C2 C1 H5 110.806
C2 C1 H6 110.699 C2 C1 H7 110.699
C2 C3 O4 124.933 C2 C3 H10 114.418
C3 C2 H8 107.060 C3 C2 H9 107.060
O4 C3 H10 120.650 H5 C1 H6 108.584
H5 C1 H7 108.584 H6 C1 H7 107.363
H8 C2 H9 104.522
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.449      
2 C -0.350      
3 C 0.241      
4 O -0.367      
5 H 0.150      
6 H 0.168      
7 H 0.168      
8 H 0.169      
9 H 0.169      
10 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.014 2.493 0.000 2.493
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.004 -1.560 0.000
y -1.560 -27.779 0.000
z 0.000 0.000 -23.885
Traceless
 xyz
x 1.828 -1.560 0.000
y -1.560 -3.834 0.000
z 0.000 0.000 2.007
Polar
3z2-r24.013
x2-y23.775
xy-1.560
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.699 0.045 0.000
y 0.045 5.816 0.000
z 0.000 0.000 4.021


<r2> (average value of r2) Å2
<r2> 85.346
(<r2>)1/2 9.238