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

using model chemistry: MP2=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 MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-203.786730
Energy at 298.15K-203.791408
HF Energy-202.939212
Nuclear repulsion energy108.304674
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 MP2=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' 3217 3055 5.78      
2 A' 3084 2928 41.19      
3 A' 2341 2223 364.13      
4 A' 1525 1448 14.99      
5 A' 1458 1385 11.60      
6 A' 1343 1275 110.70      
7 A' 1154 1096 11.04      
8 A' 944 896 20.60      
9 A' 703 668 8.25      
10 A' 233 221 8.29      
11 A" 3151 2992 20.68      
12 A" 1524 1447 7.36      
13 A" 1125 1068 0.52      
14 A" 582 553 6.16      
15 A" 140 133 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 11262.5 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 10692.6 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 MP2=FULL/cc-pVTZ
ABC
1.50758 0.17930 0.16522

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.066 -1.559 0.000
N2 0.688 -0.303 0.000
N3 0.000 0.714 0.000
N4 -0.529 1.731 0.000
H5 0.662 -2.356 0.000
H6 -0.688 -1.646 0.887
H7 -0.688 -1.646 -0.887

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.46482.27373.32221.07991.08661.0866
N21.46481.22762.37022.05392.11742.1174
N32.27371.22761.14653.14112.61322.6132
N43.32222.37021.14654.25763.49503.4950
H51.07992.05393.14114.25761.76441.7644
H61.08662.11742.61323.49501.76441.7732
H71.08662.11742.61323.49501.76441.7732

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 114.948 N2 C1 H5 106.653
N2 C1 H6 111.312 N2 C1 H7 111.312
N2 N3 N4 173.424 H5 C1 H6 109.057
H5 C1 H7 109.057 H6 C1 H7 109.369
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability