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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-189.254964
Energy at 298.15K-189.262354
HF Energy-189.254964
Nuclear repulsion energy122.851477
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 B3PW91/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 A1 3148 3027 0.61      
2 A1 3016 2900 13.55      
3 A1 1674 1610 12.69      
4 A1 1466 1410 0.18      
5 A1 1390 1337 21.44      
6 A1 1090 1048 4.88      
7 A1 882 849 0.05      
8 A1 363 349 0.98      
9 A2 3087 2969 0.00      
10 A2 1475 1418 0.00      
11 A2 1086 1044 0.00      
12 A2 484 465 0.00      
13 A2 79 76 0.00      
14 B1 3079 2961 28.70      
15 B1 1497 1439 23.49      
16 B1 930 894 2.45      
17 B1 183 176 0.09      
18 B2 3147 3027 29.77      
19 B2 3018 2902 2.22      
20 B2 1454 1399 13.82      
21 B2 1374 1322 1.80      
22 B2 1172 1127 15.93      
23 B2 958 921 16.70      
24 B2 633 609 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 18342.7 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 17638.3 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 B3PW91/cc-pVTZ
ABC
0.55180 0.22726 0.17129

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.616 -0.777
N2 0.000 -0.616 -0.777
C3 0.000 1.349 0.497
C4 0.000 -1.349 0.497
H5 0.000 2.412 0.268
H6 0.000 -2.412 0.268
H7 -0.885 1.110 1.094
H8 0.885 1.110 1.094
H9 0.885 -1.110 1.094
H10 -0.885 -1.110 1.094

Atom - Atom Distances (Å)
  N1 N2 C3 C4 H5 H6 H7 H8 H9 H10
N11.23201.46982.34212.07813.20342.12822.12822.69522.6952
N21.23202.34211.46983.20342.07812.69522.69522.12822.1282
C31.46982.34212.69881.08693.76841.09421.09422.68122.6812
C42.34211.46982.69883.76841.08692.68122.68121.09421.0942
H52.07813.20341.08693.76844.82401.77781.77783.72423.7242
H63.20342.07813.76841.08694.82403.72423.72421.77781.7778
H72.12822.69521.09422.68121.77783.72421.76962.83892.2200
H82.12822.69521.09422.68121.77783.72421.76962.22002.8389
H92.69522.12822.68121.09423.72421.77782.83892.22001.7696
H102.69522.12822.68121.09423.72421.77782.22002.83891.7696

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 119.932 N1 C3 H5 107.798
N1 C3 H7 111.355 N1 C3 H8 111.355
N2 N1 C3 119.932 N2 C4 H6 107.798
N2 C4 H9 111.355 N2 C4 H10 111.355
H5 C3 H7 109.192 H5 C3 H8 109.192
H6 C4 H9 109.192 H6 C4 H10 109.192
H7 C3 H8 107.917 H9 C4 H10 107.917
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.105      
2 N -0.105      
3 C -0.182      
4 C -0.182      
5 H 0.109      
6 H 0.109      
7 H 0.089      
8 H 0.089      
9 H 0.089      
10 H 0.089      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 3.129 3.129
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.435 0.000 0.000
y 0.000 -23.427 0.000
z 0.000 0.000 -28.786
Traceless
 xyz
x 1.671 0.000 0.000
y 0.000 3.183 0.000
z 0.000 0.000 -4.855
Polar
3z2-r2-9.709
x2-y2-1.008
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.619 0.000 0.000
y 0.000 7.737 0.000
z 0.000 0.000 5.586


<r2> (average value of r2) Å2
<r2> 79.165
(<r2>)1/2 8.897