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

using model chemistry: MP3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/TZVP
 hartrees
Energy at 0K-203.602335
Energy at 298.15K-203.606867
HF Energy-202.931425
Nuclear repulsion energy108.976767
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 MP3/TZVP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3223 3015 10.69      
2 A' 3080 2880 43.89      
3 A' 2355 2203 634.47      
4 A' 1526 1427 17.93      
5 A' 1503 1405 11.70      
6 A' 1345 1258 178.13      
7 A' 1182 1106 9.23      
8 A' 969 906 17.87      
9 A' 675 631 5.07      
10 A' 241 225 4.55      
11 A" 3146 2942 33.77      
12 A" 1514 1416 6.97      
13 A" 1139 1065 1.68      
14 A" 490 458 13.83      
15 A" 89 84 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 11237.9 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 10509.7 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 MP3/TZVP
ABC
1.41408 0.18522 0.16901

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.069 -1.535 0.000
N2 0.717 -0.290 0.000
N3 0.000 0.714 0.000
N4 -0.551 1.690 0.000
H5 0.643 -2.352 0.000
H6 -0.696 -1.616 0.890
H7 -0.696 -1.616 -0.890

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47202.24933.26021.08431.09171.0917
N21.47201.23342.35092.06372.13272.1327
N32.24931.23341.12093.13272.58952.5895
N43.26022.35091.12094.21483.42693.4269
H51.08432.06373.13274.21481.76841.7684
H61.09172.13272.58953.42691.76841.7793
H71.09172.13272.58953.42691.76841.7793

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 112.186 N2 C1 H5 106.685
N2 C1 H6 111.730 N2 C1 H7 111.730
N2 N3 N4 173.889 H5 C1 H6 108.717
H5 C1 H7 108.717 H6 C1 H7 109.151
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability