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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-188.113143
Energy at 298.15K-188.120501
HF Energy-188.113143
Nuclear repulsion energy118.594229
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 B1B95/3-21G
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 3170 3033 0.00      
2 Ag 3072 2939 0.00      
3 Ag 1558 1491 0.00      
4 Ag 1491 1427 0.00      
5 Ag 1411 1350 0.00      
6 Ag 1193 1141 0.00      
7 Ag 868 831 0.00      
8 Ag 585 560 0.00      
9 Au 3157 3020 21.63      
10 Au 1541 1474 20.95      
11 Au 1144 1095 0.13      
12 Au 283 271 8.84      
13 Au 161 154 4.15      
14 Bg 3157 3020 0.00      
15 Bg 1539 1473 0.00      
16 Bg 1045 1000 0.00      
17 Bg 224 215 0.00      
18 Bu 3170 3032 22.84      
19 Bu 3070 2937 26.62      
20 Bu 1539 1473 30.40      
21 Bu 1430 1368 9.26      
22 Bu 1150 1100 0.90      
23 Bu 967 925 3.13      
24 Bu 336 321 17.54      

Unscaled Zero Point Vibrational Energy (zpe) 18630.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 17824.1 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 B1B95/3-21G
ABC
1.34415 0.14555 0.13812

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.387 0.502 0.000
N2 -0.387 -0.502 0.000
C3 -0.387 1.776 0.000
C4 0.387 -1.776 0.000
H5 -1.461 1.585 0.000
H6 1.461 -1.585 0.000
H7 -0.090 2.343 0.885
H8 -0.090 2.343 -0.885
H9 0.090 -2.343 0.885
H10 0.090 -2.343 -0.885

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.26781.48992.27812.14212.34812.09692.09692.99412.9941
N21.26782.27811.48992.34812.14212.99412.99412.09692.0969
C31.48992.27813.63481.09163.83571.09191.09194.23944.2394
C42.27811.48993.63483.83571.09164.23944.23941.09191.0919
H52.14212.34811.09163.83574.31241.79931.79934.31504.3150
H62.34812.14213.83571.09164.31244.31504.31501.79931.7993
H72.09692.99411.09194.23941.79934.31501.76954.68895.0116
H82.09692.99411.09194.23941.79934.31501.76955.01164.6889
H92.99412.09694.23941.09194.31501.79934.68895.01161.7695
H102.99412.09694.23941.09194.31501.79935.01164.68891.7695

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 111.144 N1 C3 H5 111.216
N1 C3 H7 107.624 N1 C3 H8 107.624
N2 N1 C3 111.144 N2 C4 H6 111.216
N2 C4 H9 107.624 N2 C4 H10 107.624
H5 C3 H7 110.987 H5 C3 H8 110.987
H6 C4 H9 110.987 H6 C4 H10 110.987
H7 C3 H8 108.253 H9 C4 H10 108.253
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.223      
2 N -0.223      
3 C -0.468      
4 C -0.468      
5 H 0.221      
6 H 0.221      
7 H 0.235      
8 H 0.235      
9 H 0.235      
10 H 0.235      


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 -27.403 -1.931 0.000
y -1.931 -19.319 0.000
z 0.000 0.000 -24.256
Traceless
 xyz
x -5.616 -1.931 0.000
y -1.931 6.511 0.000
z 0.000 0.000 -0.895
Polar
3z2-r2-1.790
x2-y2-8.084
xy-1.931
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.075 -0.185 0.000
y -0.185 7.658 0.000
z 0.000 0.000 3.619


<r2> (average value of r2) Å2
<r2> 94.454
(<r2>)1/2 9.719