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

using model chemistry: wB97X-D/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/6-311+G(3df,2p)
 hartrees
Energy at 0K-303.089994
Energy at 298.15K 
HF Energy-303.089994
Nuclear repulsion energy160.464796
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 wB97X-D/6-311+G(3df,2p)
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 3024 3024 71.26 118.29 0.25 0.40
2 A1 1947 1947 33.92 44.51 0.15 0.27
3 A1 1453 1453 0.01 3.25 0.40 0.57
4 A1 1169 1169 107.45 2.32 0.11 0.19
5 A1 551 551 0.63 7.97 0.21 0.35
6 A1 282 282 14.99 0.64 0.35 0.52
7 A2 1036 1036 0.00 0.67 0.75 0.86
8 A2 180 180 0.00 0.48 0.75 0.86
9 B1 1045 1045 0.04 1.47 0.75 0.86
10 B1 132 132 5.01 0.08 0.75 0.86
11 B2 3004 3004 2.50 0.59 0.75 0.86
12 B2 1865 1865 752.79 2.53 0.75 0.86
13 B2 1398 1398 9.43 4.18 0.75 0.86
14 B2 1115 1115 701.65 1.90 0.75 0.86
15 B2 723 723 47.65 0.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9461.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9461.8 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 wB97X-D/6-311+G(3df,2p)
ABC
1.63529 0.08751 0.08307

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.379
C2 0.000 1.172 -0.320
C3 0.000 -1.172 -0.320
O4 0.000 2.219 0.227
O5 0.000 -2.219 0.227
H6 0.000 1.035 -1.412
H7 0.000 -1.035 -1.412

Atom - Atom Distances (Å)
  O1 C2 C3 O4 O5 H6 H7
O11.36471.36472.22402.22402.06802.0680
C21.36472.34461.18073.43491.10062.4624
C31.36472.34463.43491.18072.46241.1006
O42.22401.18073.43494.43762.02173.6429
O52.22403.43491.18074.43763.64292.0217
H62.06801.10062.46242.02173.64292.0694
H72.06802.46241.10063.64292.02172.0694

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 121.624 O1 C2 H6 113.610
O1 C3 O5 121.624 C2 O1 C3 118.416
O4 C2 H6 124.766
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.484      
2 C 0.635      
3 C 0.635      
4 O -0.544      
5 O -0.544      
6 H 0.152      
7 H 0.152      


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 -3.433 3.433
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.342 0.000 0.000
y 0.000 -39.299 0.000
z 0.000 0.000 -25.896
Traceless
 xyz
x 6.255 0.000 0.000
y 0.000 -13.180 0.000
z 0.000 0.000 6.925
Polar
3z2-r213.850
x2-y212.956
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.356 0.000 0.000
y 0.000 7.748 0.000
z 0.000 0.000 4.796


<r2> (average value of r2) Å2
<r2> 123.646
(<r2>)1/2 11.120