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

using model chemistry: CCSD/aug-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 CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-188.936488
Energy at 298.15K-188.943904
HF Energy-188.140187
Nuclear repulsion energy120.191600
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 CCSD/aug-cc-pVTZ
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 3146 3007 0.00      
2 Ag 3053 2918 0.00      
3 Ag 1690 1616 0.00      
4 Ag 1500 1434 0.00      
5 Ag 1439 1375 0.00      
6 Ag 1236 1181 0.00      
7 Ag 950 908 0.00      
8 Ag 606 579 0.00      
9 Au 3137 2998 21.12      
10 Au 1503 1436 14.76      
11 Au 1156 1105 2.50      
12 Au 294 281 6.48      
13 Au 145 139 1.18      
14 Bg 3137 2998 0.00      
15 Bg 1503 1437 0.00      
16 Bg 1063 1016 0.00      
17 Bg 203 194 0.00      
18 Bu 3146 3007 26.97      
19 Bu 3052 2917 44.94      
20 Bu 1506 1440 24.56      
21 Bu 1439 1375 1.69      
22 Bu 1153 1102 2.07      
23 Bu 1057 1010 5.29      
24 Bu 359 343 14.48      

Unscaled Zero Point Vibrational Energy (zpe) 18736.6 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 17908.5 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 CCSD/aug-cc-pVTZ
ABC
1.40374 0.14872 0.14154

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVTZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.371 0.494 0.000
N2 -0.371 -0.494 0.000
C3 -0.371 1.756 0.000
C4 0.371 -1.756 0.000
H5 -1.449 1.590 0.000
H6 1.449 -1.590 0.000
H7 -0.068 2.323 0.881
H8 -0.068 2.323 -0.881
H9 0.068 -2.323 0.881
H10 0.068 -2.323 -0.881

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23531.46412.25022.12402.34612.07672.07672.96662.9666
N21.23532.25021.46412.34612.12402.96662.96662.07672.0767
C31.46412.25023.59001.09043.80891.09021.09024.19604.1960
C42.25021.46413.59003.80891.09044.19604.19601.09021.0902
H52.12402.34611.09043.80894.30181.79411.79414.28774.2877
H62.34612.12403.80891.09044.30184.28774.28771.79411.7941
H72.07672.96661.09024.19601.79414.28771.76174.64734.9700
H82.07672.96661.09024.19601.79414.28771.76174.97004.6473
H92.96662.07674.19601.09024.28771.79414.64734.97001.7617
H102.96662.07674.19601.09024.28771.79414.97004.64731.7617

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 112.660 N1 C3 H5 111.668
N1 C3 H7 107.886 N1 C3 H8 107.886
N2 N1 C3 112.660 N2 C4 H6 111.668
N2 C4 H9 107.886 N2 C4 H10 107.886
H5 C3 H7 110.727 H5 C3 H8 110.727
H6 C4 H9 110.727 H6 C4 H10 110.727
H7 C3 H8 107.797 H9 C4 H10 107.797
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability