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

using model chemistry: MP4/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-188.792130
Energy at 298.15K-188.799483
HF Energy-188.072007
Nuclear repulsion energy121.009822
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 MP4/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3183 3109        
2 A1 3047 2976        
3 A1 1571 1535        
4 A1 1511 1476        
5 A1 1441 1407        
6 A1 1110 1084        
7 A1 879 859        
8 A1 381 372        
9 A2 3126 3053        
10 A2 1523 1488        
11 A2 1096 1071        
12 A2 463 453        
13 A2 35i 35i        
14 B1 3123 3051        
15 B1 1551 1516        
16 B1 966 944        
17 B1 221 216        
18 B2 3182 3108        
19 B2 3045 2975        
20 B2 1504 1469        
21 B2 1422 1390        
22 B2 1195 1168        
23 B2 969 946        
24 B2 615 601        

Unscaled Zero Point Vibrational Energy (zpe) 18543.7 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 18115.4 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 MP4/aug-cc-pVDZ
ABC
0.52699 0.22388 0.16729

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.634 0.796
N2 0.000 -0.634 0.796
C3 0.000 1.354 -0.512
C4 0.000 -1.354 -0.512
H5 0.000 2.431 -0.291
H6 0.000 -2.431 -0.291
H7 0.899 1.099 -1.105
H8 -0.899 1.099 -1.105
H9 -0.899 -1.099 -1.105
H10 0.899 -1.099 -1.105

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.26711.49412.38002.10093.25192.15392.15392.72452.7245
N21.26712.38001.49413.25192.10092.72452.72452.15392.1539
C31.49412.38002.70871.09943.79201.10661.10662.67882.6788
C42.38001.49412.70873.79201.09942.67882.67881.10661.1066
H52.10093.25191.09943.79204.86231.80181.80183.73223.7322
H63.25192.10093.79201.09944.86233.73223.73221.80181.8018
H72.15392.72451.10662.67881.80183.73221.79792.83902.1971
H82.15392.72451.10662.67881.80183.73221.79792.19712.8390
H92.72452.15392.67881.10663.73221.80182.83902.19711.7979
H102.72452.15392.67881.10663.73221.80182.19712.83901.7979

picture of (Z)-1,2-Dimethyldiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 C4 118.843 N1 C3 H5 107.219
N1 C3 H7 110.944 N1 C3 H8 110.944
N2 N1 C3 118.843 N2 C4 H6 107.219
N2 C4 H9 110.944 N2 C4 H10 110.944
H5 C3 H7 109.529 H5 C3 H8 109.529
H6 C4 H9 109.529 H6 C4 H10 109.529
H7 C3 H8 108.656 H9 C4 H10 108.656
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability