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

using model chemistry: CCSD(T)/6-31G**

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)/6-31G**
 hartrees
Energy at 0K-203.561495
Energy at 298.15K-203.566075
HF Energy-202.863967
Nuclear repulsion energy107.194686
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)/6-31G**
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' 3223 3057        
2 A' 3085 2926        
3 A' 2180 2067        
4 A' 1545 1465        
5 A' 1488 1411        
6 A' 1311 1244        
7 A' 1168 1108        
8 A' 937 888        
9 A' 651 617        
10 A' 242 229        
11 A" 3161 2998        
12 A" 1542 1463        
13 A" 1129 1071        
14 A" 552 523        
15 A" 110 104        

Unscaled Zero Point Vibrational Energy (zpe) 11160.4 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 10585.7 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)/6-31G**
ABC
1.45760 0.17644 0.16223

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.082 -1.568 0.000
N2 0.703 -0.314 0.000
N3 0.000 0.719 0.000
N4 -0.521 1.751 0.000
H5 0.640 -2.380 0.000
H6 -0.710 -1.648 0.891
H7 -0.710 -1.648 -0.891

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47942.28873.34801.08681.09281.0928
N21.47941.24982.40072.06702.13742.1374
N32.28871.24981.15603.16482.62702.6270
N43.34802.40071.15604.29133.51893.5189
H51.08682.06703.16484.29131.77531.7753
H61.09282.13742.62703.51891.77531.7822
H71.09282.13742.62703.51891.77531.7822

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 113.718 N2 C1 H5 106.304
N2 C1 H6 111.515 N2 C1 H7 111.515
N2 N3 N4 172.567 H5 C1 H6 109.080
H5 C1 H7 109.080 H6 C1 H7 109.259
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability