return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B2PLYP=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-203.916107
Energy at 298.15K-203.920710
HF Energy-203.689727
Nuclear repulsion energy107.407326
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 B2PLYP=FULL/cc-pVDZ
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' 3192 3060 9.21      
2 A' 3045 2918 47.25      
3 A' 2209 2118 371.33      
4 A' 1484 1422 14.71      
5 A' 1438 1379 15.57      
6 A' 1338 1282 97.83      
7 A' 1145 1098 14.09      
8 A' 936 897 17.90      
9 A' 661 633 9.99      
10 A' 244 234 7.04      
11 A" 3119 2990 29.61      
12 A" 1483 1422 6.62      
13 A" 1102 1056 0.26      
14 A" 557 534 9.51      
15 A" 117 112 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 11034.8 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 10576.8 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 B2PLYP=FULL/cc-pVDZ
ABC
1.51702 0.17542 0.16215

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.081 -1.573 0.000
N2 0.681 -0.313 0.000
N3 0.000 0.720 0.000
N4 -0.501 1.759 0.000
H5 0.655 -2.384 0.000
H6 -0.714 -1.667 0.898
H7 -0.714 -1.667 -0.898

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.47242.29503.35841.09531.10251.1025
N21.47241.23792.38572.07092.14092.1409
N32.29501.23791.15313.17292.64842.6484
N43.35842.38571.15314.30133.54763.5476
H51.09532.07093.17294.30131.78751.7875
H61.10252.14092.64843.54761.78751.7960
H71.10252.14092.64843.54761.78751.7960

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 115.450 N2 C1 H5 106.591
N2 C1 H6 111.694 N2 C1 H7 111.694
N2 N3 N4 172.393 H5 C1 H6 108.840
H5 C1 H7 108.840 H6 C1 H7 109.083
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability