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 CH3N5 (5-Aminotetrazole)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at G4
 hartrees
Energy at 0K-313.489030
Energy at 298.15K-313.496743
HF Energy-313.633718
Nuclear repulsion energy231.282661
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 B3LYP/6-31G(2df,p)
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 3670 3541 70.85      
2 A 3660 3532 38.19      
3 A 3562 3438 32.88      
4 A 1665 1607 220.94      
5 A 1614 1557 58.53      
6 A 1490 1438 23.35      
7 A 1400 1351 11.85      
8 A 1295 1250 9.83      
9 A 1143 1103 8.74      
10 A 1104 1065 13.12      
11 A 1070 1032 13.45      
12 A 1025 989 13.24      
13 A 1012 976 13.45      
14 A 769 742 38.47      
15 A 738 712 2.27      
16 A 723 697 4.10      
17 A 640 618 245.95      
18 A 497 479 69.75      
19 A 387 373 5.14      
20 A 312 301 4.79      
21 A 279 269 42.12      

Unscaled Zero Point Vibrational Energy (zpe) 14025.6 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 13534.7 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 B3LYP/6-31G(2df,p)
ABC
0.33649 0.12794 0.09301

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.622 -0.043 -0.004
H2 0.002 2.012 -0.057
N3 0.198 1.026 -0.007
N4 1.488 0.578 0.005
N5 1.411 -0.702 0.009
N6 0.120 -1.135 0.010
H7 -2.438 0.729 0.465
H8 -2.408 -0.900 0.076
N9 -1.992 0.008 -0.083

Atom - Atom Distances (Å)
  C1 H2 N3 N4 N5 N6 H7 H8 N9
C12.14871.34762.19912.13731.31972.02921.98321.3740
H22.14871.00642.06613.05943.15012.80613.78282.8279
N31.34761.00641.36562.11212.16282.69493.24222.4171
N42.19912.06611.36561.28252.19223.95614.16783.5278
N52.13733.05942.11211.28251.36234.13273.82553.4784
N61.31973.15012.16282.19221.36233.19792.53972.4031
H72.02922.80612.69493.95614.13273.19791.67581.0102
H81.98323.78283.24224.16783.82552.53971.67581.0110
N91.37402.82792.41713.52783.47842.40311.01021.0110

picture of 5-Aminotetrazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 H2 131.168 C1 N3 N4 107.930
C1 N6 N5 105.681 C1 N9 H7 115.921
C1 N9 H8 111.811 H2 N3 N4 120.701
N3 C1 N6 108.339 N3 C1 N9 124.860
N3 N4 N5 106.257 N4 N5 N6 111.789
N6 C1 N9 126.719 H7 N9 H8 112.067
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.488      
2 H 0.286      
3 N -0.262      
4 N -0.094      
5 N -0.094      
6 N -0.283      
7 H 0.264      
8 H 0.280      
9 N -0.584      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.903 3.472 0.905 6.075
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 120.127
(<r2>)1/2 10.960