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

using model chemistry: CCSD(T)=FULL/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 CCSD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-203.580241
Energy at 298.15K-203.584814
HF Energy-202.878855
Nuclear repulsion energy107.116799
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-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' 3180 3063        
2 A' 3035 2924        
3 A' 2185 2104        
4 A' 1486 1431        
5 A' 1439 1386        
6 A' 1313 1264        
7 A' 1144 1102        
8 A' 941 907        
9 A' 655 631        
10 A' 241 232        
11 A" 3112 2997        
12 A" 1486 1431        
13 A" 1099 1058        
14 A" 551 531        
15 A" 105 101        

Unscaled Zero Point Vibrational Energy (zpe) 10985.8 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 10581.6 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-pVDZ
ABC
1.43595 0.17701 0.16257

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.079 -1.564 0.000
N2 0.708 -0.311 0.000
N3 0.000 0.718 0.000
N4 -0.527 1.745 0.000
H5 0.647 -2.391 0.000
H6 -0.716 -1.648 0.902
H7 -0.716 -1.648 -0.902

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.48012.28383.33981.10011.10691.1069
N21.48011.24862.39842.08102.15142.1514
N32.28381.24861.15473.17552.63162.6316
N43.33982.39841.15474.29953.51643.5164
H51.10012.08103.17554.29951.79471.7947
H61.10692.15142.63163.51641.79471.8032
H71.10692.15142.63163.51641.79471.8032

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 113.365 N2 C1 H5 106.590
N2 C1 H6 111.719 N2 C1 H7 111.719
N2 N3 N4 172.661 H5 C1 H6 108.815
H5 C1 H7 108.815 H6 C1 H7 109.080
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability