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

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-188.950633
Energy at 298.15K-188.958089
HF Energy-188.136135
Nuclear repulsion energy120.586461
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 MP2=FULL/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 3181 3020 0.00      
2 Ag 3087 2931 0.00      
3 Ag 1594 1514 0.00      
4 Ag 1493 1418 0.00      
5 Ag 1419 1347 0.00      
6 Ag 1228 1166 0.00      
7 Ag 946 898 0.00      
8 Ag 609 578 0.00      
9 Au 3174 3013 15.42      
10 Au 1505 1428 15.31      
11 Au 1145 1087 1.67      
12 Au 294 279 5.81      
13 Au 159 151 1.74      
14 Bg 3174 3013 0.00      
15 Bg 1504 1428 0.00      
16 Bg 1048 995 0.00      
17 Bg 221 210 0.00      
18 Bu 3180 3019 20.67      
19 Bu 3087 2931 36.09      
20 Bu 1506 1430 27.73      
21 Bu 1425 1353 3.12      
22 Bu 1146 1088 2.14      
23 Bu 1066 1012 6.33      
24 Bu 359 341 14.40      

Unscaled Zero Point Vibrational Energy (zpe) 18774.2 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 17824.2 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 MP2=FULL/cc-pVTZ
ABC
1.39524 0.15053 0.14300

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.375 0.497 0.000
N2 -0.375 -0.497 0.000
C3 -0.375 1.743 0.000
C4 0.375 -1.743 0.000
H5 -1.446 1.566 0.000
H6 1.446 -1.566 0.000
H7 -0.078 2.312 0.876
H8 -0.078 2.312 -0.876
H9 0.078 -2.312 0.876
H10 0.078 -2.312 -0.876

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.24551.45382.24072.11112.32522.06472.06472.95722.9572
N21.24552.24071.45382.32522.11112.95722.95722.06472.0647
C31.45382.24073.56611.08563.77731.08521.08524.17294.1729
C42.24071.45383.56613.77731.08564.17294.17291.08521.0852
H52.11112.32521.08563.77734.26331.78681.78684.25764.2576
H62.32522.11113.77731.08564.26334.25764.25761.78681.7868
H72.06472.95721.08524.17291.78684.25761.75134.62574.9462
H82.06472.95721.08524.17291.78684.25761.75134.94624.6257
H92.95722.06474.17291.08524.25761.78684.62574.94621.7513
H102.95722.06474.17291.08524.25761.78684.94624.62571.7513

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 111.986 N1 C3 H5 111.649
N1 C3 H7 107.932 N1 C3 H8 107.932
N2 N1 C3 111.986 N2 C4 H6 111.649
N2 C4 H9 107.932 N2 C4 H10 107.932
H5 C3 H7 110.790 H5 C3 H8 110.790
H6 C4 H9 110.790 H6 C4 H10 110.790
H7 C3 H8 107.588 H9 C4 H10 107.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability