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

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

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/6-31G
 hartrees
Energy at 0K-302.827651
Energy at 298.15K 
HF Energy-302.827651
Nuclear repulsion energy157.391192
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/6-31G
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 3118 3118 66.66 119.19 0.27 0.43
2 A1 1888 1888 28.57 26.23 0.18 0.30
3 A1 1482 1482 0.02 2.38 0.33 0.49
4 A1 1116 1116 116.60 6.91 0.29 0.45
5 A1 539 539 1.58 9.97 0.40 0.58
6 A1 262 262 13.84 1.03 0.61 0.76
7 A2 1043 1043 0.00 3.13 0.75 0.86
8 A2 164 164 0.00 1.03 0.75 0.86
9 B1 1053 1053 0.28 3.26 0.75 0.86
10 B1 131 131 1.68 0.09 0.75 0.86
11 B2 3104 3104 0.85 4.69 0.75 0.86
12 B2 1806 1806 634.25 3.33 0.75 0.86
13 B2 1435 1435 4.51 13.44 0.75 0.86
14 B2 1135 1135 634.78 1.68 0.75 0.86
15 B2 696 696 46.85 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9485.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9485.6 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/6-31G
ABC
1.59097 0.08379 0.07960

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.364
C2 0.000 1.203 -0.331
C3 0.000 -1.203 -0.331
O4 0.000 2.265 0.244
O5 0.000 -2.265 0.244
H6 0.000 1.085 -1.420
H7 0.000 -1.085 -1.420

Atom - Atom Distances (Å)
  O1 C2 C3 O4 O5 H6 H7
O11.38901.38902.26792.26792.08762.0876
C21.38902.40621.20703.51511.09572.5341
C31.38902.40623.51511.20702.53411.0957
O42.26791.20703.51514.52942.03953.7400
O52.26793.51511.20704.52943.74002.0395
H62.08761.09572.53412.03953.74002.1699
H72.08762.53411.09573.74002.03952.1699

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 121.597 O1 C2 H6 113.794
O1 C3 O5 121.597 C2 O1 C3 120.028
O4 C2 H6 124.609
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.480      
2 C 0.412      
3 C 0.412      
4 O -0.341      
5 O -0.341      
6 H 0.169      
7 H 0.169      


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 -4.107 4.107
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.530 0.000 0.000
y 0.000 -39.999 0.000
z 0.000 0.000 -26.358
Traceless
 xyz
x 6.648 0.000 0.000
y 0.000 -13.555 0.000
z 0.000 0.000 6.907
Polar
3z2-r213.813
x2-y213.469
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.843 0.000 0.000
y 0.000 7.019 0.000
z 0.000 0.000 3.553


<r2> (average value of r2) Å2
<r2> 128.476
(<r2>)1/2 11.335