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

using model chemistry: B2PLYP/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 B2PLYP/cc-pVTZ
 hartrees
Energy at 0K-189.180115
Energy at 298.15K-189.187541
HF Energy-188.932126
Nuclear repulsion energy120.187666
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 B2PLYP/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 3136 3009 0.00      
2 Ag 3044 2920 0.00      
3 Ag 1630 1564 0.00      
4 Ag 1484 1424 0.00      
5 Ag 1416 1359 0.00      
6 Ag 1218 1169 0.00      
7 Ag 932 894 0.00      
8 Ag 600 576 0.00      
9 Au 3126 2999 23.28      
10 Au 1489 1428 14.25      
11 Au 1145 1098 1.75      
12 Au 291 280 6.01      
13 Au 157 151 1.77      
14 Bg 3126 2999 0.00      
15 Bg 1488 1428 0.00      
16 Bg 1048 1006 0.00      
17 Bg 220 211 0.00      
18 Bu 3136 3009 31.31      
19 Bu 3043 2919 48.21      
20 Bu 1492 1432 28.77      
21 Bu 1420 1363 2.08      
22 Bu 1145 1099 2.00      
23 Bu 1031 989 7.59      
24 Bu 354 340 14.94      

Unscaled Zero Point Vibrational Energy (zpe) 18585.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 17831.0 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 B2PLYP/cc-pVTZ
ABC
1.40491 0.14872 0.14150

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.371 0.496 0.000
N2 -0.371 -0.496 0.000
C3 -0.371 1.755 0.000
C4 0.371 -1.755 0.000
H5 -1.448 1.593 0.000
H6 1.448 -1.593 0.000
H7 -0.067 2.324 0.878
H8 -0.067 2.324 -0.878
H9 0.067 -2.324 0.878
H10 0.067 -2.324 -0.878

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23901.46152.25162.12432.35072.07432.07432.96922.9692
N21.23902.25161.46152.35072.12432.96922.96922.07432.0743
C31.46152.25163.58831.08953.81081.08931.08934.19564.1956
C42.25161.46153.58833.81081.08954.19564.19561.08931.0893
H52.12432.35071.08953.81084.30611.79261.79264.29064.2906
H62.35072.12433.81081.08954.30614.29064.29061.79261.7926
H72.07432.96921.08934.19561.79264.29061.75594.64974.9702
H82.07432.96921.08934.19561.79264.29061.75594.97024.6497
H92.96922.07434.19561.08934.29061.79264.64974.97021.7559
H102.96922.07434.19561.08934.29061.79264.97024.64971.7559

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 112.715 N1 C3 H5 111.941
N1 C3 H7 107.931 N1 C3 H8 107.931
N2 N1 C3 112.715 N2 C4 H6 111.941
N2 C4 H9 107.931 N2 C4 H10 107.931
H5 C3 H7 110.727 H5 C3 H8 110.727
H6 C4 H9 110.727 H6 C4 H10 110.727
H7 C3 H8 107.412 H9 C4 H10 107.412
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.097      
2 N -0.097      
3 C -0.182      
4 C -0.182      
5 H 0.076      
6 H 0.076      
7 H 0.101      
8 H 0.101      
9 H 0.101      
10 H 0.101      


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 -28.041 -1.512 0.000
y -1.512 -20.692 0.000
z 0.000 0.000 -24.735
Traceless
 xyz
x -5.328 -1.512 0.000
y -1.512 5.696 0.000
z 0.000 0.000 -0.368
Polar
3z2-r2-0.736
x2-y2-7.349
xy-1.512
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.473 -0.319 0.000
y -0.319 8.784 0.000
z 0.000 0.000 4.706


<r2> (average value of r2) Å2
<r2> 93.271
(<r2>)1/2 9.658