return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: B97D3/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-193.056102
Energy at 298.15K-193.062332
HF Energy-193.056102
Nuclear repulsion energy117.548966
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/daug-cc-pVDZ
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' 3075 3075 25.39      
2 A' 2995 2995 23.82      
3 A' 2952 2952 33.02      
4 A' 2786 2786 169.93      
5 A' 1743 1743 166.75      
6 A' 1448 1448 6.87      
7 A' 1397 1397 12.17      
8 A' 1373 1373 15.90      
9 A' 1359 1359 2.40      
10 A' 1316 1316 10.83      
11 A' 1084 1084 11.59      
12 A' 978 978 1.10      
13 A' 835 835 24.61      
14 A' 653 653 4.35      
15 A' 249 249 7.92      
16 A" 3077 3077 26.66      
17 A" 2981 2981 11.75      
18 A" 1442 1442 6.43      
19 A" 1238 1238 0.39      
20 A" 1104 1104 0.62      
21 A" 874 874 1.36      
22 A" 639 639 3.12      
23 A" 219 219 0.48      
24 A" 127 127 1.98      

Unscaled Zero Point Vibrational Energy (zpe) 17970.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17970.5 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/daug-cc-pVDZ
ABC
0.55668 0.19132 0.15034

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.466 0.478 0.000
C2 0.000 0.911 0.000
C3 -1.001 -0.224 0.000
O4 -0.717 -1.409 0.000
H5 2.128 1.357 0.000
H6 1.693 -0.132 0.887
H7 1.693 -0.132 -0.887
H8 -0.244 1.544 0.876
H9 -0.244 1.544 -0.876
H10 -2.077 0.103 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.52832.56472.88571.10051.10011.10012.19682.19683.5622
C21.52831.51302.42772.17452.17692.17691.10801.10802.2281
C32.56471.51301.21803.50582.83732.83732.11352.11351.1244
O42.88572.42771.21803.96832.86812.86813.11623.11622.0328
H51.10052.17453.50583.96831.78691.78692.53542.53544.3878
H61.10012.17692.83732.86811.78691.77382.56123.10913.8794
H71.10012.17692.83732.86811.78691.77383.10912.56123.8794
H82.19681.10802.11353.11622.53542.56123.10911.75132.4906
H92.19681.10802.11353.11622.53543.10912.56121.75132.4906
H103.56222.22811.12442.03284.38783.87943.87942.49062.4906

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 114.975 C1 C2 H8 111.890
C1 C2 H9 111.890 C2 C1 H5 110.567
C2 C1 H6 110.779 C2 C1 H7 110.779
C2 C3 O4 125.137 C2 C3 H10 114.500
C3 C2 H8 106.461 C3 C2 H9 106.461
O4 C3 H10 120.363 H5 C1 H6 108.584
H5 C1 H7 108.584 H6 C1 H7 107.450
H8 C2 H9 104.427
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.908      
2 C 1.080      
3 C 0.854      
4 O -0.571      
5 H -0.317      
6 H -0.209      
7 H -0.209      
8 H -0.526      
9 H -0.526      
10 H -0.482      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.078 2.716 0.000 2.717
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.663 -1.610 0.000
y -1.610 -28.924 0.000
z 0.000 0.000 -24.519
Traceless
 xyz
x 2.058 -1.610 0.000
y -1.610 -4.333 0.000
z 0.000 0.000 2.275
Polar
3z2-r24.550
x2-y24.261
xy-1.610
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.318 0.069 0.000
y 0.069 7.285 0.000
z 0.000 0.000 5.308


<r2> (average value of r2) Å2
<r2> 86.259
(<r2>)1/2 9.288