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

using model chemistry: CCSD/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/6-31G*
 hartrees
Energy at 0K-203.506838
Energy at 298.15K-203.511458
HF Energy-202.862104
Nuclear repulsion energy107.658356
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/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' 3196 3018 11.06      
2 A' 3065 2894 38.12      
3 A' 2242 2117 470.51      
4 A' 1543 1458 13.32      
5 A' 1496 1412 13.40      
6 A' 1334 1260 136.54      
7 A' 1178 1112 12.02      
8 A' 957 903 16.22      
9 A' 670 633 7.02      
10 A' 249 236 5.97      
11 A" 3133 2959 29.23      
12 A" 1544 1458 6.51      
13 A" 1137 1074 0.51      
14 A" 579 547 11.95      
15 A" 112 106 0.95      

Unscaled Zero Point Vibrational Energy (zpe) 11217.1 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 10592.3 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/6-31G*
ABC
1.43437 0.17906 0.16419

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.070 -1.558 0.000
N2 0.709 -0.304 0.000
N3 0.000 0.720 0.000
N4 -0.543 1.728 0.000
H5 0.660 -2.369 0.000
H6 -0.700 -1.644 0.895
H7 -0.700 -1.644 -0.895

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47662.27883.31941.09141.09751.0975
N21.47661.24532.38662.06592.14042.1404
N32.27881.24531.14503.15872.62232.6223
N43.31942.38661.14504.26983.49153.4915
H51.09142.06593.15874.26981.78201.7820
H61.09752.14042.62233.49151.78201.7902
H71.09752.14042.62233.49151.78201.7902

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 113.416 N2 C1 H5 106.149
N2 C1 H6 111.656 N2 C1 H7 111.656
N2 N3 N4 173.617 H5 C1 H6 108.994
H5 C1 H7 108.994 H6 C1 H7 109.288
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability