return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3N3 (methyl azide)

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-202.918322
Energy at 298.15K-202.923112
HF Energy-202.918322
Nuclear repulsion energy110.028249
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 HF/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3295 2993 20.67      
2 A' 3152 2864 55.88      
3 A' 2458 2233 781.68      
4 A' 1612 1464 17.32      
5 A' 1577 1433 11.26      
6 A' 1381 1255 316.54      
7 A' 1258 1143 12.90      
8 A' 1011 919 30.58      
9 A' 738 670 7.90      
10 A' 276 251 4.94      
11 A" 3207 2913 56.96      
12 A" 1615 1467 7.13      
13 A" 1208 1097 2.03      
14 A" 660 599 22.41      
15 A" 115 105 1.19      

Unscaled Zero Point Vibrational Energy (zpe) 11781.1 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 10703.1 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 HF/6-311G**
ABC
1.44048 0.18799 0.17164

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.056 -1.529 0.000
N2 0.707 -0.278 0.000
N3 0.000 0.722 0.000
N4 -0.560 1.663 0.000
H5 0.668 -2.330 0.000
H6 -0.680 -1.623 0.885
H7 -0.680 -1.623 -0.885

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46572.25163.23231.07901.08711.0871
N21.46571.22372.31762.05272.12492.1249
N32.25161.22371.09583.12362.59652.5965
N43.23232.31761.09584.17773.40553.4055
H51.07902.05273.12364.17771.76041.7604
H61.08712.12492.59653.40551.76041.7708
H71.08712.12492.59653.40551.76041.7708

picture of methyl azide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 113.389 N2 C1 H5 106.548
N2 C1 H6 111.830 N2 C1 H7 111.830
N2 N3 N4 175.465 H5 C1 H6 108.726
H5 C1 H7 108.726 H6 C1 H7 109.069
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.081      
2 N -0.436      
3 N 0.378      
4 N -0.175      
5 H 0.117      
6 H 0.099      
7 H 0.099      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.128 -1.633 0.000 1.985
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.629 1.727 0.000
y 1.727 -23.165 0.000
z 0.000 0.000 -23.351
Traceless
 xyz
x -2.371 1.727 0.000
y 1.727 1.325 0.000
z 0.000 0.000 1.046
Polar
3z2-r22.092
x2-y2-2.464
xy1.727
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.773 -1.441 0.000
y -1.441 6.878 0.000
z 0.000 0.000 2.826


<r2> (average value of r2) Å2
<r2> 71.947
(<r2>)1/2 8.482