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

using model chemistry: QCISD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)/6-311G*
 hartrees
Energy at 0K-203.615037
Energy at 298.15K-203.619604
HF Energy-202.905372
Nuclear repulsion energy107.495863
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 QCISD(T)/6-311G*
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' 3152 3034        
2 A' 3015 2902        
3 A' 2161 2081        
4 A' 1514 1458        
5 A' 1472 1417        
6 A' 1309 1260        
7 A' 1158 1115        
8 A' 936 901        
9 A' 651 627        
10 A' 241 232        
11 A" 3084 2969        
12 A" 1515 1458        
13 A" 1120 1078        
14 A" 535 515        
15 A" 111 107        

Unscaled Zero Point Vibrational Energy (zpe) 10986.1 cm-1
Scaled (by 0.9628) Zero Point Vibrational Energy (zpe) 10577.4 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 QCISD(T)/6-311G*
ABC
1.45761 0.17766 0.16333

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.081 -1.564 0.000
N2 0.701 -0.309 0.000
N3 0.000 0.718 0.000
N4 -0.521 1.742 0.000
H5 0.646 -2.380 0.000
H6 -0.710 -1.645 0.897
H7 -0.710 -1.645 -0.897

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47892.28373.33571.09191.09851.0985
N21.47891.24352.38782.07112.14002.1400
N32.28371.24351.14923.16402.62482.6248
N43.33572.38781.14924.28363.50843.5084
H51.09192.07113.16404.28361.78421.7842
H61.09852.14002.62483.50841.78421.7931
H71.09852.14002.62483.50841.78421.7931

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 113.757 N2 C1 H5 106.365
N2 C1 H6 111.407 N2 C1 H7 111.407
N2 N3 N4 172.647 H5 C1 H6 109.084
H5 C1 H7 109.084 H6 C1 H7 109.407
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability