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

using model chemistry: MP2=FULL/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 MP2=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-203.582743
Energy at 298.15K-203.587352
HF Energy-202.889176
Nuclear repulsion energy106.809571
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 MP2=FULL/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' 3219 3119 5.91      
2 A' 3063 2968 44.77      
3 A' 2324 2252 368.81      
4 A' 1490 1444 14.47      
5 A' 1430 1386 10.45      
6 A' 1305 1264 118.72      
7 A' 1141 1106 9.94      
8 A' 924 896 18.01      
9 A' 672 651 8.35      
10 A' 227 220 7.70      
11 A" 3151 3054 21.50      
12 A" 1489 1443 7.38      
13 A" 1108 1074 0.78      
14 A" 514 499 2.47      
15 A" 148 143 0.58      

Unscaled Zero Point Vibrational Energy (zpe) 11101.0 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 10759.1 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/aug-cc-pVDZ
ABC
1.46734 0.17467 0.16096

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.082 -1.576 0.000
N2 0.698 -0.316 0.000
N3 0.000 0.719 0.000
N4 -0.517 1.763 0.000
H5 0.652 -2.388 0.000
H6 -0.711 -1.654 0.901
H7 -0.711 -1.654 -0.901

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.48182.29653.36711.09441.10121.1012
N21.48181.24832.40782.07192.14112.1411
N32.29651.24831.16493.17432.63552.6355
N43.36712.40781.16494.31193.53843.5384
H51.09442.07193.17434.31191.79111.7911
H61.10122.14112.63553.53841.79111.8012
H71.10122.14112.63553.53841.79111.8012

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 114.262 N2 C1 H5 106.102
N2 C1 H6 111.126 N2 C1 H7 111.126
N2 N3 N4 172.371 H5 C1 H6 109.330
H5 C1 H7 109.330 H6 C1 H7 109.741
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability