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All results from a given calculation for CHOOCHO (diformyl ether)

using model chemistry: M06-2X/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/6-311G**
 hartrees
Energy at 0K-303.044010
Energy at 298.15K 
HF Energy-303.044010
Nuclear repulsion energy160.320941
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3056 3056 77.43 110.23 0.26 0.41
2 A1 1978 1978 35.87 28.58 0.19 0.32
3 A1 1475 1475 0.62 2.36 0.42 0.59
4 A1 1181 1181 129.98 4.01 0.32 0.48
5 A1 554 554 0.83 7.43 0.35 0.52
6 A1 288 288 14.34 0.83 0.47 0.64
7 A2 1050 1050 0.00 1.80 0.75 0.86
8 A2 178 178 0.00 0.49 0.75 0.86
9 B1 1057 1057 1.09 2.10 0.75 0.86
10 B1 127 127 4.17 0.14 0.75 0.86
11 B2 3033 3033 0.66 1.90 0.75 0.86
12 B2 1899 1899 736.55 3.73 0.75 0.86
13 B2 1415 1415 12.16 7.33 0.75 0.86
14 B2 1140 1140 660.54 1.58 0.75 0.86
15 B2 722 722 50.83 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9575.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9575.3 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/6-311G**
ABC
1.63645 0.08731 0.08289

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.384
C2 0.000 1.174 -0.319
C3 0.000 -1.174 -0.319
O4 0.000 2.222 0.224
O5 0.000 -2.222 0.224
H6 0.000 1.030 -1.411
H7 0.000 -1.030 -1.411

Atom - Atom Distances (Å)
  O1 C2 C3 O4 O5 H6 H7
O11.36781.36782.22742.22742.06872.0687
C21.36782.34721.18023.43831.10092.4591
C31.36782.34723.43831.18022.45911.1009
O42.22741.18023.43834.44322.02263.6392
O52.22743.43831.18024.44323.63922.0226
H62.06871.10092.45912.02263.63922.0599
H72.06872.45911.10093.63922.02262.0599

picture of diformyl ether state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 O4 121.716 O1 C2 H6 113.408
O1 C3 O5 121.716 C2 O1 C3 118.191
O4 C2 H6 124.875
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.255      
2 C 0.314      
3 C 0.314      
4 O -0.286      
5 O -0.286      
6 H 0.100      
7 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -3.481 3.481
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.263 0.000 0.000
y 0.000 -38.609 0.000
z 0.000 0.000 -25.779
Traceless
 xyz
x 5.931 0.000 0.000
y 0.000 -12.588 0.000
z 0.000 0.000 6.657
Polar
3z2-r213.314
x2-y212.346
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.323 0.000 0.000
y 0.000 6.690 0.000
z 0.000 0.000 3.767


<r2> (average value of r2) Å2
<r2> 123.670
(<r2>)1/2 11.121