return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP3=FULL/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 MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-203.776001
Energy at 298.15K-203.780711
HF Energy-202.945169
Nuclear repulsion energy109.471190
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 MP3=FULL/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' 3211 2994 8.84      
2 A' 3089 2881 38.77      
3 A' 2379 2219 624.04      
4 A' 1534 1431 18.70      
5 A' 1482 1382 6.45      
6 A' 1374 1281 165.73      
7 A' 1175 1096 10.39      
8 A' 981 915 19.53      
9 A' 715 666 4.74      
10 A' 257 240 4.85      
11 A" 3140 2929 26.91      
12 A" 1535 1432 7.17      
13 A" 1131 1055 0.92      
14 A" 630 588 10.74      
15 A" 112 105 0.67      

Unscaled Zero Point Vibrational Energy (zpe) 11372.5 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 10606.0 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 MP3=FULL/cc-pVTZ
ABC
1.43085 0.18658 0.17032

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.055 -1.531 0.000
N2 0.712 -0.283 0.000
N3 0.000 0.714 0.000
N4 -0.566 1.677 0.000
H5 0.662 -2.338 0.000
H6 -0.679 -1.619 0.885
H7 -0.679 -1.619 -0.885

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46482.24523.24791.07951.08641.0864
N21.46481.22482.33932.05582.12192.1219
N32.24521.22481.11683.12272.58562.5856
N43.24792.33931.11684.19823.41433.4143
H51.07952.05583.12274.19821.75991.7599
H61.08642.12192.58563.41431.75991.7703
H71.08642.12192.58563.41431.75991.7703

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 112.879 N2 C1 H5 106.823
N2 C1 H6 111.696 N2 C1 H7 111.696
N2 N3 N4 174.883 H5 C1 H6 108.695
H5 C1 H7 108.695 H6 C1 H7 109.130
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability