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

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-203.633330
Energy at 298.15K-203.638015
HF Energy-202.889853
Nuclear repulsion energy108.612391
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 CCD/6-31G(2df,p)
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' 3220 3050 6.62      
2 A' 3086 2923 32.38      
3 A' 2340 2217 521.31      
4 A' 1530 1449 15.12      
5 A' 1485 1406 9.40      
6 A' 1355 1284 150.68      
7 A' 1178 1115 9.07      
8 A' 969 917 18.85      
9 A' 705 668 5.51      
10 A' 253 240 5.44      
11 A" 3160 2993 20.83      
12 A" 1530 1449 6.14      
13 A" 1134 1074 0.58      
14 A" 622 589 10.77      
15 A" 113 107 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 11339.3 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 10740.6 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 CCD/6-31G(2df,p)
ABC
1.41748 0.18347 0.16761

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.058 -1.543 0.000
N2 0.715 -0.287 0.000
N3 0.000 0.717 0.000
N4 -0.565 1.695 0.000
H5 0.669 -2.351 0.000
H6 -0.685 -1.631 0.891
H7 -0.685 -1.631 -0.891

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47412.26043.27691.08721.09341.0934
N21.47411.23282.35952.06432.13512.1351
N32.26041.23281.12933.14032.60282.6028
N43.27692.35951.12934.23003.44473.4447
H51.08722.06433.14034.23001.77411.7741
H61.09342.13512.60283.44471.77411.7824
H71.09342.13512.60283.44471.77411.7824

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 112.936 N2 C1 H5 106.430
N2 C1 H6 111.668 N2 C1 H7 111.668
N2 N3 N4 174.582 H5 C1 H6 108.894
H5 C1 H7 108.894 H6 C1 H7 109.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability