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

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-187.939554
Energy at 298.15K-187.946868
HF Energy-187.796332
Nuclear repulsion energy117.544611
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 B2PLYP=FULL/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 3166 0.00      
2 Ag 3075 3075 0.00      
3 Ag 1567 1567 0.00      
4 Ag 1469 1469 0.00      
5 Ag 1353 1353 0.00      
6 Ag 1185 1185 0.00      
7 Ag 852 852 0.00      
8 Ag 578 578 0.00      
9 Au 3156 3156 27.34      
10 Au 1566 1566 15.67      
11 Au 1153 1153 0.02      
12 Au 279 279 7.94      
13 Au 159 159 3.33      
14 Bg 3156 3156 0.00      
15 Bg 1564 1564 0.00      
16 Bg 1055 1055 0.00      
17 Bg 213 213 0.00      
18 Bu 3165 3165 25.15      
19 Bu 3074 3074 28.97      
20 Bu 1563 1563 22.13      
21 Bu 1449 1449 4.94      
22 Bu 1159 1159 0.40      
23 Bu 936 936 1.79      
24 Bu 339 339 16.02      

Unscaled Zero Point Vibrational Energy (zpe) 18613.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18613.9 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 B2PLYP=FULL/3-21G*
ABC
1.31881 0.14288 0.13548

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.393 0.509 0.000
N2 -0.393 -0.509 0.000
C3 -0.393 1.793 0.000
C4 0.393 -1.793 0.000
H5 -1.468 1.597 0.000
H6 1.468 -1.597 0.000
H7 -0.099 2.359 0.887
H8 -0.099 2.359 -0.887
H9 0.099 -2.359 0.887
H10 0.099 -2.359 -0.887

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.28641.50642.30212.15562.36352.10972.10973.01583.0158
N21.28642.30211.50642.36352.15563.01583.01582.10972.1097
C31.50642.30213.67191.09193.86711.09211.09214.27404.2740
C42.30211.50643.67193.86711.09194.27404.27401.09211.0921
H52.15562.36351.09193.86714.33721.79981.79984.34564.3456
H62.36352.15563.86711.09194.33724.34564.34561.79981.7998
H72.10973.01581.09214.27401.79984.34561.77374.72135.0435
H82.10973.01581.09214.27401.79984.34561.77375.04354.7213
H93.01582.10974.27401.09214.34561.79984.72135.04351.7737
H103.01582.10974.27401.09214.34561.79985.04354.72131.7737

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 110.789 N1 C3 H5 111.119
N1 C3 H7 107.494 N1 C3 H8 107.494
N2 N1 C3 110.789 N2 C4 H6 111.119
N2 C4 H9 107.494 N2 C4 H10 107.494
H5 C3 H7 110.995 H5 C3 H8 110.995
H6 C4 H9 110.995 H6 C4 H10 110.995
H7 C3 H8 108.595 H9 C4 H10 108.595
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability