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All results from a given calculation for CH3NNCH3 ((E)-1,2-Dimethyldiazene)

using model chemistry: B3LYPultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-189.351798
Energy at 298.15K-189.359207
HF Energy-189.351798
Nuclear repulsion energy120.171230
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 B3LYPultrafine/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3101 3000 0.00      
2 Ag 3017 2919 0.00      
3 Ag 1670 1616 0.00      
4 Ag 1472 1424 0.00      
5 Ag 1407 1361 0.00      
6 Ag 1208 1169 0.00      
7 Ag 922 892 0.00      
8 Ag 594 575 0.00      
9 Au 3090 2990 19.33      
10 Au 1473 1425 16.70      
11 Au 1138 1101 1.59      
12 Au 293 283 6.94      
13 Au 157 152 1.81      
14 Bg 3091 2990 0.00      
15 Bg 1472 1425 0.00      
16 Bg 1043 1009 0.00      
17 Bg 217 210 0.00      
18 Bu 3101 3000 33.01      
19 Bu 3016 2918 51.58      
20 Bu 1478 1430 32.26      
21 Bu 1413 1367 1.98      
22 Bu 1137 1100 1.73      
23 Bu 1017 984 9.22      
24 Bu 352 340 16.52      

Unscaled Zero Point Vibrational Energy (zpe) 18438.8 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 17839.6 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 B3LYPultrafine/aug-cc-pVTZ
ABC
1.42466 0.14785 0.14092

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.365 0.495 0.000
N2 -0.365 -0.495 0.000
C3 -0.365 1.762 0.000
C4 0.365 -1.762 0.000
H5 -1.446 1.615 0.000
H6 1.446 -1.615 0.000
H7 -0.053 2.328 0.879
H8 -0.053 2.328 -0.879
H9 0.053 -2.328 0.879
H10 0.053 -2.328 -0.879

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23031.46182.25712.12922.37092.07542.07542.97372.9737
N21.23032.25711.46182.37092.12922.97372.97372.07542.0754
C31.46182.25713.59841.09133.83161.09101.09104.20444.2044
C42.25711.46183.59843.83161.09134.20444.20441.09101.0910
H52.12922.37091.09133.83164.33541.79521.79524.30914.3091
H62.37092.12923.83161.09134.33544.30914.30911.79521.7952
H72.07542.97371.09104.20441.79524.30911.75724.65824.9786
H82.07542.97371.09104.20441.79524.30911.75724.97864.6582
H92.97372.07544.20441.09104.30911.79524.65824.97861.7572
H102.97372.07544.20441.09104.30911.79524.97864.65821.7572

picture of (E)-1,2-Dimethyldiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 C4 113.667 N1 C3 H5 112.203
N1 C3 H7 107.895 N1 C3 H8 107.895
N2 N1 C3 113.667 N2 C4 H6 112.203
N2 C4 H9 107.895 N2 C4 H10 107.895
H5 C3 H7 110.691 H5 C3 H8 110.691
H6 C4 H9 110.691 H6 C4 H10 110.691
H7 C3 H8 107.275 H9 C4 H10 107.275
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.240      
2 N -0.240      
3 C -0.565      
4 C -0.565      
5 H 0.311      
6 H 0.311      
7 H 0.247      
8 H 0.247      
9 H 0.247      
10 H 0.247      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.422 -1.543 0.000
y -1.543 -20.682 0.000
z 0.000 0.000 -24.960
Traceless
 xyz
x -5.601 -1.543 0.000
y -1.543 6.008 0.000
z 0.000 0.000 -0.408
Polar
3z2-r2-0.815
x2-y2-7.739
xy-1.543
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.416 -0.320 0.000
y -0.320 9.604 0.000
z 0.000 0.000 5.391


<r2> (average value of r2) Å2
<r2> 93.747
(<r2>)1/2 9.682