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

using model chemistry: CISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at CISD/6-31G*
 hartrees
Energy at 0K-188.600579
Energy at 298.15K-188.608079
HF Energy-188.067929
Nuclear repulsion energy120.430148
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 CISD/6-31G*
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 3251 3010 0.00      
2 Ag 3154 2920 0.00      
3 Ag 1807 1673 0.00      
4 Ag 1567 1451 0.00      
5 Ag 1510 1398 0.00      
6 Ag 1292 1196 0.00      
7 Ag 995 921 0.00      
8 Ag 624 578 0.00      
9 Au 3238 2998 34.37      
10 Au 1566 1450 12.41      
11 Au 1201 1112 1.53      
12 Au 305 282 7.40      
13 Au 157 146 1.79      
14 Bg 3238 2998 0.00      
15 Bg 1566 1450 0.00      
16 Bg 1100 1019 0.00      
17 Bg 218 202 0.00      
18 Bu 3251 3010 32.84      
19 Bu 3152 2918 42.83      
20 Bu 1573 1456 20.00      
21 Bu 1508 1396 1.66      
22 Bu 1206 1117 0.80      
23 Bu 1104 1022 6.18      
24 Bu 367 340 14.60      

Unscaled Zero Point Vibrational Energy (zpe) 19474.6 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 18029.6 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 CISD/6-31G*
ABC
1.40529 0.14951 0.14225

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.371 0.493 0.000
N2 -0.371 -0.493 0.000
C3 -0.371 1.751 0.000
C4 0.371 -1.751 0.000
H5 -1.448 1.588 0.000
H6 1.448 -1.588 0.000
H7 -0.070 2.318 0.880
H8 -0.070 2.318 -0.880
H9 0.070 -2.318 0.880
H10 0.070 -2.318 -0.880

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23411.46002.24382.12262.34312.07312.07312.96082.9608
N21.23412.24381.46002.34312.12262.96082.96082.07312.0731
C31.46002.24383.57911.08893.80181.08931.08934.18574.1857
C42.24381.46003.57913.80181.08894.18574.18571.08931.0893
H52.12262.34311.08893.80184.29751.79041.79044.28144.2814
H62.34312.12263.80181.08894.29754.28144.28141.79041.7904
H72.07312.96081.08934.18571.79044.28141.75994.63764.9603
H82.07312.96081.08934.18571.79044.28141.75994.96034.6376
H92.96082.07314.18571.08934.28141.79044.63764.96031.7599
H102.96082.07314.18571.08934.28141.79044.96034.63761.7599

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 112.514 N1 C3 H5 111.942
N1 C3 H7 107.931 N1 C3 H8 107.931
N2 N1 C3 112.514 N2 C4 H6 111.942
N2 C4 H9 107.931 N2 C4 H10 107.931
H5 C3 H7 110.561 H5 C3 H8 110.561
H6 C4 H9 110.561 H6 C4 H10 110.561
H7 C3 H8 107.764 H9 C4 H10 107.764
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability