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

using model chemistry: CCSD(T)=FULL/aug-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 CCSD(T)=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-203.854214
Energy at 298.15K-203.858801
HF Energy-202.944035
Nuclear repulsion energy108.460777
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 CCSD(T)=FULL/aug-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' 3156 3042        
2 A' 3041 2930        
3 A' 2199 2119        
4 A' 1515 1460        
5 A' 1457 1404        
6 A' 1324 1276        
7 A' 1157 1115        
8 A' 943 909        
9 A' 667 642        
10 A' 242 233        
11 A" 3092 2980        
12 A" 1521 1465        
13 A" 1127 1086        
14 A" 575 554        
15 A" 93 89        

Unscaled Zero Point Vibrational Energy (zpe) 11053.5 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 10652.2 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 CCSD(T)=FULL/aug-cc-pVTZ
ABC
1.46344 0.18136 0.16646

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.067 -1.550 0.000
N2 0.701 -0.298 0.000
N3 0.000 0.715 0.000
N4 -0.539 1.715 0.000
H5 0.656 -2.359 0.000
H6 -0.691 -1.632 0.891
H7 -0.691 -1.632 -0.891

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46942.26613.29981.08461.09101.0910
N21.46941.23132.36452.06192.12442.1244
N32.26611.23131.13693.14292.60372.6037
N43.29982.36451.13694.24613.46743.4674
H51.08462.06193.14294.24611.77101.7710
H61.09102.12442.60373.46741.77101.7823
H71.09102.12442.60373.46741.77101.7823

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 113.788 N2 C1 H5 106.694
N2 C1 H6 111.275 N2 C1 H7 111.275
N2 N3 N4 173.630 H5 C1 H6 108.984
H5 C1 H7 108.984 H6 C1 H7 109.542
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability