return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-189.338475
Energy at 298.15K 
HF Energy-189.338475
Nuclear repulsion energy122.385518
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 TPSSh/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at TPSSh/cc-pVTZ
ABC
0.54294 0.22677 0.17019

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.619 -0.784
N2 0.000 -0.619 -0.784
C3 0.000 1.351 0.503
C4 0.000 -1.351 0.503
H5 0.000 2.414 0.276
H6 0.000 -2.414 0.276
H7 -0.886 1.104 1.096
H8 0.886 1.104 1.096
H9 0.886 -1.104 1.096
H10 -0.886 -1.104 1.096

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23801.48072.35312.08423.21252.13472.13472.70012.7001
N21.23802.35311.48073.21252.08422.70012.70012.13472.1347
C31.48072.35312.70131.08703.77111.09471.09472.67632.6763
C42.35311.48072.70133.77111.08702.67632.67631.09471.0947
H52.08423.21251.08703.77114.82721.78161.78163.71913.7191
H63.21252.08423.77111.08704.82723.71913.71911.78161.7816
H72.13472.70011.09472.67631.78163.71911.77282.83152.2079
H82.13472.70011.09472.67631.78163.71911.77282.20792.8315
H92.70012.13472.67631.09473.71911.78162.83152.20791.7728
H102.70012.13472.67631.09473.71911.78162.20792.83151.7728

picture of (Z)-1,2-Dimethyldiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 C4 119.611 N1 C3 H5 107.536
N1 C3 H7 111.080 N1 C3 H8 111.080
N2 N1 C3 119.611 N2 C4 H6 107.536
N2 C4 H9 111.080 N2 C4 H10 111.080
H5 C3 H7 109.497 H5 C3 H8 109.497
H6 C4 H9 109.497 H6 C4 H10 109.497
H7 C3 H8 108.137 H9 C4 H10 108.137
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.107      
2 N -0.107      
3 C -0.137      
4 C -0.137      
5 H 0.095      
6 H 0.095      
7 H 0.074      
8 H 0.074      
9 H 0.074      
10 H 0.074      


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 -3.332 3.332
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.635 0.000 0.000
y 0.000 7.861 0.000
z 0.000 0.000 5.677


<r2> (average value of r2) Å2
<r2> 79.536
(<r2>)1/2 8.918