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

using model chemistry: MP2=FULL/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-203.554415
Energy at 298.15K-203.559040
HF Energy-202.867790
Nuclear repulsion energy107.154940
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/6-31+G**
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' 3271 3072 6.18      
2 A' 3114 2924 47.03      
3 A' 2356 2213 357.40      
4 A' 1545 1451 15.35      
5 A' 1488 1397 14.36      
6 A' 1327 1246 120.54      
7 A' 1169 1098 11.53      
8 A' 932 875 19.61      
9 A' 678 637 9.44      
10 A' 233 219 9.26      
11 A" 3204 3009 23.81      
12 A" 1539 1445 7.28      
13 A" 1137 1068 1.10      
14 A" 523 491 4.19      
15 A" 145 136 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 11329.3 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 10640.4 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 MP2=FULL/6-31+G**
ABC
1.50160 0.17486 0.16142

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.079 -1.576 0.000
N2 0.689 -0.317 0.000
N3 0.000 0.719 0.000
N4 -0.514 1.762 0.000
H5 0.653 -2.375 0.000
H6 -0.701 -1.658 0.891
H7 -0.701 -1.658 -0.891

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47482.29643.36641.08321.08981.0898
N21.47481.24432.40232.05772.12692.1269
N32.29641.24431.16303.16162.63312.6331
N43.36642.40231.16304.29813.53873.5387
H51.08322.05773.16164.29811.77251.7725
H61.08982.12692.63313.53871.77251.7820
H71.08982.12692.63313.53871.77251.7820

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 114.983 N2 C1 H5 106.097
N2 C1 H6 111.171 N2 C1 H7 111.171
N2 N3 N4 172.614 H5 C1 H6 109.314
H5 C1 H7 109.314 H6 C1 H7 109.690
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability