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

using model chemistry: MP3/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-203.527501
Energy at 298.15K-203.532142
HF Energy-202.883936
Nuclear repulsion energy108.085243
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/cc-pVDZ
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' 3217 3049 10.29      
2 A' 3070 2910 43.18      
3 A' 2369 2245 520.76      
4 A' 1500 1422 16.98      
5 A' 1461 1385 9.99      
6 A' 1358 1287 143.44      
7 A' 1164 1104 12.17      
8 A' 977 926 16.85      
9 A' 689 653 4.52      
10 A' 252 239 4.76      
11 A" 3143 2979 34.07      
12 A" 1500 1422 6.13      
13 A" 1113 1055 0.98      
14 A" 585 555 13.10      
15 A" 105 99 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 11250.3 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 10664.2 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/cc-pVDZ
ABC
1.39219 0.18243 0.16649

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.063 -1.543 0.000
N2 0.722 -0.293 0.000
N3 0.000 0.718 0.000
N4 -0.563 1.702 0.000
H5 0.661 -2.368 0.000
H6 -0.700 -1.632 0.899
H7 -0.700 -1.632 -0.899

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47662.26183.28371.09781.10521.1052
N21.47661.24252.37352.07612.15012.1501
N32.26181.24251.13403.15592.61112.6111
N43.28372.37351.13404.25043.45593.4559
H51.09782.07613.15594.25041.78941.7894
H61.10522.15012.61113.45591.78941.7990
H71.10522.15012.61113.45591.78941.7990

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 112.286 N2 C1 H5 106.568
N2 C1 H6 111.967 N2 C1 H7 111.967
N2 N3 N4 174.188 H5 C1 H6 108.632
H5 C1 H7 108.632 H6 C1 H7 108.952
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability