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

using model chemistry: MP2/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-203.744944
Energy at 298.15K-203.749585
HF Energy-202.940303
Nuclear repulsion energy107.838593
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/aug-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' 3211 3060 4.41      
2 A' 3064 2919 40.31      
3 A' 2306 2197 405.20      
4 A' 1515 1444 14.00      
5 A' 1453 1385 12.52      
6 A' 1318 1256 116.14      
7 A' 1152 1098 9.43      
8 A' 927 883 19.36      
9 A' 688 656 8.54      
10 A' 230 220 8.04      
11 A" 3145 2997 17.95      
12 A" 1517 1446 7.94      
13 A" 1123 1070 0.72      
14 A" 556 530 3.06      
15 A" 137 130 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 11170.8 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 10644.7 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 MP2/aug-cc-pVTZ
ABC
1.48593 0.17805 0.16395

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.070 -1.565 0.000
N2 0.694 -0.304 0.000
N3 0.000 0.716 0.000
N4 -0.530 1.738 0.000
H5 0.661 -2.365 0.000
H6 -0.693 -1.646 0.891
H7 -0.693 -1.646 -0.891

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47372.28213.33471.08381.09041.0904
N21.47371.23372.38072.06132.12492.1249
N32.28211.23371.15123.15142.61752.6175
N43.33472.38071.15124.27253.50253.5025
H51.08382.06133.15144.27251.77351.7735
H61.09042.12492.61753.50251.77351.7823
H71.09042.12492.61753.50251.77351.7823

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 114.602 N2 C1 H5 106.410
N2 C1 H6 111.049 N2 C1 H7 111.049
N2 N3 N4 173.223 H5 C1 H6 109.313
H5 C1 H7 109.313 H6 C1 H7 109.633
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability