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

using model chemistry: CCD/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 CCD/cc-pVTZ
 hartrees
Energy at 0K-203.718097
Energy at 298.15K-203.722781
HF Energy-202.943661
Nuclear repulsion energy108.861415
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/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' 3189 2977 9.16      
2 A' 3053 2850 40.66      
3 A' 2321 2167 578.95      
4 A' 1519 1419 16.36      
5 A' 1470 1373 9.14      
6 A' 1343 1254 169.21      
7 A' 1170 1093 10.10      
8 A' 965 901 19.51      
9 A' 703 656 5.38      
10 A' 253 236 5.06      
11 A" 3120 2913 27.94      
12 A" 1521 1421 6.62      
13 A" 1129 1054 0.99      
14 A" 612 571 9.89      
15 A" 113 106 0.69      

Unscaled Zero Point Vibrational Energy (zpe) 11239.7 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 10494.5 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 CCD/cc-pVTZ
ABC
1.41741 0.18451 0.16846

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.058 -1.538 0.000
N2 0.716 -0.287 0.000
N3 0.000 0.716 0.000
N4 -0.565 1.689 0.000
H5 0.662 -2.349 0.000
H6 -0.684 -1.624 0.889
H7 -0.684 -1.624 -0.889

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47182.25543.26681.08431.09121.0912
N21.47181.23192.35412.06322.13102.1310
N32.25541.23191.12483.13592.59562.5956
N43.26682.35411.12484.22023.43253.4325
H51.08432.06323.13594.22021.76891.7689
H61.09122.13102.59563.43251.76891.7788
H71.09122.13102.59563.43251.76891.7788

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 112.760 N2 C1 H5 106.664
N2 C1 H6 111.638 N2 C1 H7 111.638
N2 N3 N4 174.631 H5 C1 H6 108.805
H5 C1 H7 108.805 H6 C1 H7 109.190
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability