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

using model chemistry: CCSD(T)=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 CCSD(T)=FULL/cc-pVTZ
 hartrees
Energy at 0K-203.827353
Energy at 298.15K-203.832021
HF Energy-202.941226
Nuclear repulsion energy108.450124
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/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' 3166 3033        
2 A' 3048 2920        
3 A' 2209 2116        
4 A' 1516 1453        
5 A' 1456 1394        
6 A' 1325 1269        
7 A' 1154 1105        
8 A' 946 906        
9 A' 680 651        
10 A' 246 235        
11 A" 3100 2970        
12 A" 1517 1454        
13 A" 1115 1068        
14 A" 591 566        
15 A" 129 123        

Unscaled Zero Point Vibrational Energy (zpe) 11097.6 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 10631.5 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 CCSD(T)=FULL/cc-pVTZ
ABC
1.45594 0.18156 0.16650

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.065 -1.549 0.000
N2 0.704 -0.297 0.000
N3 0.000 0.715 0.000
N4 -0.545 1.713 0.000
H5 0.656 -2.357 0.000
H6 -0.689 -1.633 0.888
H7 -0.689 -1.633 -0.888

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46972.26523.29751.08291.08931.0893
N21.46971.23242.36622.06142.12522.1252
N32.26521.23241.13723.14172.60342.6034
N43.29752.36621.13724.24403.46503.4650
H51.08292.06143.14174.24401.76761.7676
H61.08932.12522.60343.46501.76761.7769
H71.08932.12522.60343.46501.76761.7769

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 113.637 N2 C1 H5 106.739
N2 C1 H6 111.435 N2 C1 H7 111.435
N2 N3 N4 173.820 H5 C1 H6 108.924
H5 C1 H7 108.924 H6 C1 H7 109.296
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability