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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-188.162765
Energy at 298.15K-188.170152
HF Energy-188.162765
Nuclear repulsion energy118.450990
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 mPW1PW91/3-21G
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 3166 3022 0.00      
2 Ag 3068 2929 0.00      
3 Ag 1562 1491 0.00      
4 Ag 1494 1426 0.00      
5 Ag 1415 1351 0.00      
6 Ag 1198 1144 0.00      
7 Ag 876 836 0.00      
8 Ag 591 564 0.00      
9 Au 3153 3010 21.10      
10 Au 1544 1474 21.76      
11 Au 1148 1096 0.23      
12 Au 285 272 9.02      
13 Au 167 159 4.34      
14 Bg 3153 3010 0.00      
15 Bg 1542 1472 0.00      
16 Bg 1049 1001 0.00      
17 Bg 225 215 0.00      
18 Bu 3165 3021 23.03      
19 Bu 3067 2927 27.25      
20 Bu 1544 1473 31.81      
21 Bu 1437 1372 9.15      
22 Bu 1157 1104 1.20      
23 Bu 970 926 3.38      
24 Bu 341 326 18.00      

Unscaled Zero Point Vibrational Energy (zpe) 18657.4 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 17810.3 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 mPW1PW91/3-21G
ABC
1.34354 0.14510 0.13772

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.386 0.504 0.000
N2 -0.386 -0.504 0.000
C3 -0.386 1.778 0.000
C4 0.386 -1.778 0.000
H5 -1.463 1.593 0.000
H6 1.463 -1.593 0.000
H7 -0.087 2.346 0.886
H8 -0.087 2.346 -0.886
H9 0.087 -2.346 0.886
H10 0.087 -2.346 -0.886

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.26921.49042.28202.14662.35732.09822.09822.99892.9989
N21.26922.28201.49042.35732.14662.99892.99892.09822.0982
C31.49042.28203.63961.09313.84551.09361.09364.24474.2447
C42.28201.49043.63963.84551.09314.24474.24471.09361.0936
H52.14662.35731.09313.84554.32651.80151.80154.32494.3249
H62.35732.14663.84551.09314.32654.32494.32491.80151.8015
H72.09822.99891.09364.24471.80154.32491.77154.69505.0181
H82.09822.99891.09364.24471.80154.32491.77155.01814.6950
H92.99892.09824.24471.09364.32491.80154.69505.01811.7715
H102.99892.09824.24471.09364.32491.80155.01814.69501.7715

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 111.316 N1 C3 H5 111.453
N1 C3 H7 107.589 N1 C3 H8 107.589
N2 N1 C3 111.316 N2 C4 H6 111.453
N2 C4 H9 107.589 N2 C4 H10 107.589
H5 C3 H7 110.939 H5 C3 H8 110.939
H6 C4 H9 110.939 H6 C4 H10 110.939
H7 C3 H8 108.175 H9 C4 H10 108.175
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.224      
2 N -0.224      
3 C -0.486      
4 C -0.486      
5 H 0.228      
6 H 0.228      
7 H 0.241      
8 H 0.241      
9 H 0.241      
10 H 0.241      


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 -27.423 -1.951 0.000
y -1.951 -19.266 0.000
z 0.000 0.000 -24.280
Traceless
 xyz
x -5.650 -1.951 0.000
y -1.951 6.586 0.000
z 0.000 0.000 -0.936
Polar
3z2-r2-1.872
x2-y2-8.158
xy-1.951
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.077 -0.182 0.000
y -0.182 7.659 0.000
z 0.000 0.000 3.618


<r2> (average value of r2) Å2
<r2> 94.693
(<r2>)1/2 9.731