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

using model chemistry: B2PLYP=FULLultrafine/aug-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 B2PLYP=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-203.938956
Energy at 298.15K 
HF Energy-203.703677
Nuclear repulsion energy107.296391
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 B2PLYP=FULLultrafine/aug-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' 3188 3068 8.18      
2 A' 3045 2930 45.72      
3 A' 2175 2093 466.74      
4 A' 1482 1426 15.23      
5 A' 1432 1378 11.17      
6 A' 1319 1269 110.66      
7 A' 1143 1099 13.19      
8 A' 924 889 16.32      
9 A' 649 625 10.43      
10 A' 240 231 6.66      
11 A" 3120 3002 24.81      
12 A" 1482 1427 7.69      
13 A" 1102 1061 0.59      
14 A" 538 517 3.92      
15 A" 122 117 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 10980.2 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 10566.2 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 B2PLYP=FULLultrafine/aug-cc-pVDZ
ABC
1.51005 0.17508 0.16178

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.082 -1.577 0.000
N2 0.683 -0.314 0.000
N3 0.000 0.721 0.000
N4 -0.504 1.759 0.000
H5 0.656 -2.383 0.000
H6 -0.710 -1.662 0.898
H7 -0.710 -1.662 -0.898

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47702.29973.36301.09271.09931.0993
N21.47701.24022.38912.06982.13692.1369
N32.29971.24021.15413.17302.64402.6440
N43.36302.38911.15414.30203.54333.5433
H51.09272.06983.17304.30201.78661.7866
H61.09932.13692.64403.54331.78661.7963
H71.09932.13692.64403.54331.78661.7963

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 115.355 N2 C1 H5 106.348
N2 C1 H6 111.236 N2 C1 H7 111.236
N2 N3 N4 172.460 H5 C1 H6 109.184
H5 C1 H7 109.184 H6 C1 H7 109.570
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability