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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-192.003485
Energy at 298.15K-192.010030
HF Energy-192.003485
Nuclear repulsion energy119.262344
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 HF/6-311G**
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' 3241 2945 36.77 68.63 0.75 0.86
2 A' 3179 2888 20.08 158.42 0.01 0.02
3 A' 3155 2866 49.24 104.81 0.08 0.15
4 A' 3079 2797 120.05 129.04 0.43 0.60
5 A' 2007 1824 217.61 8.52 0.63 0.77
6 A' 1617 1469 7.83 6.22 0.75 0.86
7 A' 1579 1434 8.08 8.57 0.72 0.84
8 A' 1547 1405 13.70 7.12 0.59 0.74
9 A' 1529 1389 10.40 4.73 0.57 0.72
10 A' 1496 1359 5.14 1.23 0.18 0.30
11 A' 1196 1087 18.39 2.90 0.42 0.60
12 A' 1070 972 1.62 4.40 0.67 0.80
13 A' 905 822 16.59 12.29 0.17 0.30
14 A' 721 655 13.83 1.71 0.75 0.86
15 A' 276 251 10.41 0.55 0.44 0.61
16 A" 3252 2954 39.95 39.62 0.75 0.86
17 A" 3176 2886 19.57 97.44 0.75 0.86
18 A" 1610 1462 6.15 10.87 0.75 0.86
19 A" 1392 1264 0.31 4.44 0.75 0.86
20 A" 1260 1145 0.01 0.98 0.75 0.86
21 A" 984 894 2.40 3.80 0.75 0.86
22 A" 733 666 1.63 2.55 0.75 0.86
23 A" 253 230 0.84 0.63 0.75 0.86
24 A" 145 132 4.47 1.09 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19699.5 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 17897.0 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 HF/6-311G**
ABC
0.57047 0.19658 0.15438

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.455 0.456 0.000
C2 0.000 0.906 0.000
C3 -0.996 -0.225 0.000
O4 -0.716 -1.374 0.000
H5 2.118 1.315 0.000
H6 1.674 -0.146 0.875
H7 1.674 -0.146 -0.875
H8 -0.224 1.528 0.867
H9 -0.224 1.528 -0.867
H10 -2.049 0.087 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.52322.54352.83881.08521.08401.08402.17202.17203.5238
C21.52321.50712.38982.15702.16212.16211.08971.08972.2070
C32.54351.50711.18243.47362.81042.81042.10212.10211.0990
O42.83882.38981.18243.90622.82532.82533.06773.06771.9783
H51.08522.15703.47363.90621.75971.75972.50592.50594.3444
H61.08402.16212.81042.82531.75971.74912.53013.07153.8318
H71.08402.16212.81042.82531.75971.74913.07152.53013.8318
H82.17201.08972.10213.06772.50592.53013.07151.73392.4818
H92.17201.08972.10213.06772.50593.07152.53011.73392.4818
H103.52382.20701.09901.97834.34443.83183.83182.48182.4818

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 114.145 C1 C2 H8 111.381
C1 C2 H9 111.381 C2 C1 H5 110.449
C2 C1 H6 110.928 C2 C1 H7 110.928
C2 C3 O4 124.950 C2 C3 H10 114.843
C3 C2 H8 106.998 C3 C2 H9 106.998
O4 C3 H10 120.207 H5 C1 H6 108.433
H5 C1 H7 108.433 H6 C1 H7 107.566
H8 C2 H9 105.429
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.221      
2 C -0.275      
3 C 0.286      
4 O -0.379      
5 H 0.092      
6 H 0.103      
7 H 0.103      
8 H 0.112      
9 H 0.112      
10 H 0.068      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.202 2.871 0.000 2.878
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.931 -1.835 0.000
y -1.835 -29.085 0.000
z 0.000 0.000 -24.276
Traceless
 xyz
x 2.750 -1.835 0.000
y -1.835 -4.981 0.000
z 0.000 0.000 2.232
Polar
3z2-r24.463
x2-y25.154
xy-1.835
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.434 -0.097 0.000
y -0.097 5.606 0.000
z 0.000 0.000 4.113


<r2> (average value of r2) Å2
<r2> 84.285
(<r2>)1/2 9.181