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

using model chemistry: G2

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G2
 hartrees
Energy at 0K-203.776330
Energy at 298.15K-203.770906
HF Energy-202.867871
Nuclear repulsion energy109.736357
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/6-31G*
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' 3338 3145 20.58      
2 A' 3199 3014 51.29      
3 A' 2475 2332 750.57      
4 A' 1641 1546 15.14      
5 A' 1603 1510 14.23      
6 A' 1389 1309 307.20      
7 A' 1269 1196 11.06      
8 A' 1016 958 29.17      
9 A' 737 695 8.26      
10 A' 275 259 5.07      
11 A" 3257 3069 51.96      
12 A" 1644 1549 5.17      
13 A" 1223 1153 2.00      
14 A" 669 630 23.70      
15 A" 114 108 1.39      

Unscaled Zero Point Vibrational Energy (zpe) 11924.7 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 11235.5 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 MP2=FULL/6-31G*
ABC
1.51902 0.17419 0.16107

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.079 -1.579 0.000
N2 0.682 -0.318 0.000
N3 0.000 0.720 0.000
N4 -0.507 1.767 0.000
H5 0.661 -2.376 0.000
H6 -0.705 -1.668 0.893
H7 -0.705 -1.668 -0.893

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47292.30043.37271.08801.09421.0942
N21.47291.24252.40032.05812.13152.1315
N32.30041.24251.16293.16622.64522.6452
N43.37272.40031.16294.30443.55413.5541
H51.08802.05813.16624.30441.77921.7792
H61.09422.13152.64523.55411.77921.7866
H71.09422.13152.64523.55411.77921.7866

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 113.509 N2 C1 H5 105.857
N2 C1 H6 111.815 N2 C1 H7 111.815
N2 N3 N4 176.856 H5 C1 H6 109.075
H5 C1 H7 109.075 H6 C1 H7 109.103
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability