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All results from a given calculation for CH3CH2CHO (Propanal)

using model chemistry: M06-2X/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-193.061086
Energy at 298.15K-193.067429
HF Energy-193.061086
Nuclear repulsion energy118.663858
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 M06-2X/6-31+G**
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' 3160 3009 16.76      
2 A' 3079 2932 16.98      
3 A' 3055 2909 24.32      
4 A' 2969 2827 118.01      
5 A' 1869 1780 179.15      
6 A' 1505 1433 9.29      
7 A' 1463 1393 13.83      
8 A' 1427 1359 17.16      
9 A' 1412 1345 3.82      
10 A' 1376 1310 9.83      
11 A' 1119 1065 12.96      
12 A' 1007 959 1.13      
13 A' 877 835 20.48      
14 A' 673 641 7.05      
15 A' 256 243 9.45      
16 A" 3162 3011 17.06      
17 A" 3087 2939 7.50      
18 A" 1498 1427 8.77      
19 A" 1279 1217 0.53      
20 A" 1150 1095 0.45      
21 A" 905 862 1.48      
22 A" 676 644 3.55      
23 A" 232 221 0.73      
24 A" 143 136 2.80      

Unscaled Zero Point Vibrational Energy (zpe) 18688.7 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 17795.4 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 M06-2X/6-31+G**
ABC
0.55487 0.19864 0.15458

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.446 0.444 0.000
C2 0.000 0.918 0.000
C3 -0.998 -0.211 0.000
O4 -0.701 -1.381 0.000
H5 2.131 1.295 0.000
H6 1.652 -0.170 0.880
H7 1.652 -0.170 -0.880
H8 -0.225 1.546 0.873
H9 -0.225 1.546 -0.873
H10 -2.067 0.091 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.52172.53052.81791.09241.09251.09252.18392.18393.5304
C21.52171.50672.40352.16442.16452.16451.09881.09882.2259
C32.53051.50671.20783.47292.79242.79242.10882.10881.1101
O42.81792.40351.20783.89632.78842.78843.09183.09182.0084
H51.09242.16443.47293.89631.77471.77472.52542.52544.3671
H61.09252.16452.79242.78841.77471.76012.54303.08863.8298
H71.09252.16452.79242.78841.77471.76013.08862.54303.8298
H82.18391.09882.10883.09182.52542.54303.08861.74552.5042
H92.18391.09882.10883.09182.52543.08862.54301.74552.5042
H103.53042.22591.11012.00844.36713.82983.82982.50422.5042

picture of Propanal state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 113.354 C1 C2 H8 111.887
C1 C2 H9 111.887 C2 C1 H5 110.713
C2 C1 H6 110.712 C2 C1 H7 110.712
C2 C3 O4 124.240 C2 C3 H10 115.720
C3 C2 H8 107.021 C3 C2 H9 107.021
O4 C3 H10 120.040 H5 C1 H6 108.638
H5 C1 H7 108.638 H6 C1 H7 107.326
H8 C2 H9 105.169
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.544      
2 C -0.269      
3 C 0.196      
4 O -0.374      
5 H 0.158      
6 H 0.177      
7 H 0.177      
8 H 0.179      
9 H 0.179      
10 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.114 2.826 0.000 2.828
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.210 -1.717 0.000
y -1.717 -29.033 0.000
z 0.000 0.000 -24.550
Traceless
 xyz
x 2.581 -1.717 0.000
y -1.717 -4.653 0.000
z 0.000 0.000 2.072
Polar
3z2-r24.143
x2-y24.823
xy-1.717
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.060 -0.034 0.000
y -0.034 6.416 0.000
z 0.000 0.000 4.512


<r2> (average value of r2) Å2
<r2> 84.384
(<r2>)1/2 9.186