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

using model chemistry: B1B95/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-189.190640
Energy at 298.15K-189.198079
HF Energy-189.190640
Nuclear repulsion energy120.644849
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 B1B95/6-31G(2df,p)
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 3154 3021 0.00      
2 Ag 3051 2922 0.00      
3 Ag 1721 1648 0.00      
4 Ag 1469 1407 0.00      
5 Ag 1407 1347 0.00      
6 Ag 1224 1173 0.00      
7 Ag 937 898 0.00      
8 Ag 600 575 0.00      
9 Au 3140 3007 21.43      
10 Au 1473 1411 12.41      
11 Au 1136 1088 0.54      
12 Au 293 280 6.49      
13 Au 166 159 2.47      
14 Bg 3140 3007 0.00      
15 Bg 1472 1410 0.00      
16 Bg 1036 992 0.00      
17 Bg 232 222 0.00      
18 Bu 3153 3020 30.36      
19 Bu 3049 2920 42.84      
20 Bu 1476 1413 23.61      
21 Bu 1407 1348 1.53      
22 Bu 1136 1088 0.95      
23 Bu 1054 1010 9.46      
24 Bu 350 335 15.30      

Unscaled Zero Point Vibrational Energy (zpe) 18637.7 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 17849.4 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 B1B95/6-31G(2df,p)
ABC
1.40654 0.15037 0.14301

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.370 0.493 0.000
N2 -0.370 -0.493 0.000
C3 -0.370 1.744 0.000
C4 0.370 -1.744 0.000
H5 -1.450 1.584 0.000
H6 1.450 -1.584 0.000
H7 -0.066 2.318 0.878
H8 -0.066 2.318 -0.878
H9 0.066 -2.318 0.878
H10 0.066 -2.318 -0.878

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23271.45342.23662.12252.34142.07182.07182.96052.9605
N21.23272.23661.45342.34142.12252.96052.96052.07182.0718
C31.45342.23663.56511.09193.79341.09231.09234.17844.1784
C42.23661.45343.56513.79341.09194.17844.17841.09231.0923
H52.12252.34141.09193.79344.29591.79571.79574.27784.2778
H62.34142.12253.79341.09194.29594.27784.27781.79571.7957
H72.07182.96051.09234.17841.79574.27781.75644.63784.9593
H82.07182.96051.09234.17841.79574.27781.75644.95934.6378
H92.96052.07184.17841.09234.27781.79574.63784.95931.7564
H102.96052.07184.17841.09234.27781.79574.95934.63781.7564

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 112.491 N1 C3 H5 112.221
N1 C3 H7 108.111 N1 C3 H8 108.111
N2 N1 C3 112.491 N2 C4 H6 112.221
N2 C4 H9 108.111 N2 C4 H10 108.111
H5 C3 H7 110.594 H5 C3 H8 110.594
H6 C4 H9 110.594 H6 C4 H10 110.594
H7 C3 H8 107.021 H9 C4 H10 107.021
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.124      
2 N -0.124      
3 C -0.300      
4 C -0.300      
5 H 0.134      
6 H 0.134      
7 H 0.145      
8 H 0.145      
9 H 0.145      
10 H 0.145      


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 -26.951 -1.424 0.000
y -1.424 -20.013 0.000
z 0.000 0.000 -24.088
Traceless
 xyz
x -4.900 -1.424 0.000
y -1.424 5.506 0.000
z 0.000 0.000 -0.606
Polar
3z2-r2-1.212
x2-y2-6.937
xy-1.424
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.749 -0.239 0.000
y -0.239 8.212 0.000
z 0.000 0.000 4.249


<r2> (average value of r2) Å2
<r2> 92.063
(<r2>)1/2 9.595