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: BLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-204.128794
Energy at 298.15K-204.133355
HF Energy-204.128794
Nuclear repulsion energy107.227776
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 BLYP/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 A' 3067 3058 11.60      
2 A' 2940 2931 48.96      
3 A' 2131 2125 398.15      
4 A' 1458 1454 11.94      
5 A' 1412 1407 11.01      
6 A' 1278 1275 102.48      
7 A' 1114 1111 9.99      
8 A' 864 862 16.54      
9 A' 647 645 10.94      
10 A' 243 242 6.00      
11 A" 2990 2981 32.50      
12 A" 1459 1455 5.91      
13 A" 1075 1072 0.25      
14 A" 553 551 7.43      
15 A" 114 114 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 10672.3 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 10640.3 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 BLYP/cc-pVTZ
ABC
1.54218 0.17337 0.16065

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.083 -1.589 0.000
N2 0.672 -0.310 0.000
N3 0.000 0.729 0.000
N4 -0.492 1.766 0.000
H5 0.661 -2.388 0.000
H6 -0.711 -1.686 0.896
H7 -0.711 -1.686 -0.896

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.48462.31933.38041.09171.09881.0988
N21.48461.23742.38082.07772.14682.1468
N32.31931.23741.14853.18622.67212.6721
N43.38042.38081.14854.31173.57363.5736
H51.09172.07773.18624.31171.78321.7832
H61.09882.14682.67213.57361.78321.7916
H71.09882.14682.67213.57361.78321.7916

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 116.576 N2 C1 H5 106.505
N2 C1 H6 111.525 N2 C1 H7 111.525
N2 N3 N4 172.496 H5 C1 H6 108.989
H5 C1 H7 108.989 H6 C1 H7 109.220
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.144      
2 N -0.205      
3 N 0.175      
4 N -0.114      
5 H 0.108      
6 H 0.090      
7 H 0.090      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.556 -2.318 0.000 2.384
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.850 1.770 0.000
y 1.770 -24.219 0.000
z 0.000 0.000 -23.315
Traceless
 xyz
x -1.084 1.770 0.000
y 1.770 -0.136 0.000
z 0.000 0.000 1.220
Polar
3z2-r22.439
x2-y2-0.632
xy1.770
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.246 -1.245 0.000
y -1.245 8.136 0.000
z 0.000 0.000 3.455


<r2> (average value of r2) Å2
<r2> 75.795
(<r2>)1/2 8.706