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 ((E)-1,2-Dimethyldiazene)

using model chemistry: B3LYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B3LYP/TZVP
 hartrees
Energy at 0K-189.343423
Energy at 298.15K-189.350824
HF Energy-189.343423
Nuclear repulsion energy120.062925
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 B3LYP/TZVP
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 3107 3000 0.00      
2 Ag 3020 2916 0.00      
3 Ag 1670 1612 0.00      
4 Ag 1473 1422 0.00      
5 Ag 1412 1363 0.00      
6 Ag 1210 1168 0.00      
7 Ag 921 889 0.00      
8 Ag 595 574 0.00      
9 Au 3096 2989 26.44      
10 Au 1476 1425 17.75      
11 Au 1141 1101 1.17      
12 Au 294 283 6.84      
13 Au 154 149 2.39      
14 Bg 3096 2989 0.00      
15 Bg 1476 1425 0.00      
16 Bg 1045 1009 0.00      
17 Bg 217 210 0.00      
18 Bu 3107 2999 36.25      
19 Bu 3019 2915 50.89      
20 Bu 1479 1428 31.83      
21 Bu 1418 1369 2.08      
22 Bu 1141 1101 0.59      
23 Bu 1014 979 9.21      
24 Bu 351 339 15.39      

Unscaled Zero Point Vibrational Energy (zpe) 18466.1 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 17827.2 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 B3LYP/TZVP
ABC
1.41590 0.14785 0.14084

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/TZVP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.367 0.495 0.000
N2 -0.367 -0.495 0.000
C3 -0.367 1.761 0.000
C4 0.367 -1.761 0.000
H5 -1.449 1.612 0.000
H6 1.449 -1.612 0.000
H7 -0.056 2.330 0.879
H8 -0.056 2.330 -0.879
H9 0.056 -2.330 0.879
H10 0.056 -2.330 -0.879

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23261.46342.25642.13222.36882.07822.07822.97532.9753
N21.23262.25641.46342.36882.13222.97532.97532.07822.0782
C31.46342.25643.59811.09283.83111.09241.09244.20624.2062
C42.25641.46343.59813.83111.09284.20624.20621.09241.0924
H52.13222.36881.09283.83114.33551.79751.79754.31034.3103
H62.36882.13223.83111.09284.33554.31034.31031.79751.7975
H72.07822.97531.09244.20621.79754.31031.75824.66184.9823
H82.07822.97531.09244.20621.79754.31031.75824.98234.6618
H92.97532.07824.20621.09244.31031.79754.66184.98231.7582
H102.97532.07824.20621.09244.31031.79754.98234.66181.7582

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 113.360 N1 C3 H5 112.242
N1 C3 H7 107.926 N1 C3 H8 107.926
N2 N1 C3 113.360 N2 C4 H6 112.242
N2 C4 H9 107.926 N2 C4 H10 107.926
H5 C3 H7 110.692 H5 C3 H8 110.692
H6 C4 H9 110.692 H6 C4 H10 110.692
H7 C3 H8 107.169 H9 C4 H10 107.169
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.083      
2 N -0.083      
3 C -0.299      
4 C -0.299      
5 H 0.117      
6 H 0.117      
7 H 0.132      
8 H 0.132      
9 H 0.132      
10 H 0.132      


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 -28.289 -1.671 0.000
y -1.671 -20.458 0.000
z 0.000 0.000 -24.789
Traceless
 xyz
x -5.665 -1.671 0.000
y -1.671 6.081 0.000
z 0.000 0.000 -0.416
Polar
3z2-r2-0.832
x2-y2-7.830
xy-1.671
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.444 -0.155 0.000
y -0.155 8.887 0.000
z 0.000 0.000 4.764


<r2> (average value of r2) Å2
<r2> 93.689
(<r2>)1/2 9.679