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All results from a given calculation for CH3N5 (5-Aminotetrazole)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-312.934213
Energy at 298.15K-312.941621
HF Energy-311.820962
Nuclear repulsion energy230.929137
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 MP2/6-31G(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 3701 3496 45.54      
2 A 3699 3494 106.16      
3 A 3595 3396 38.73      
4 A 1675 1582 165.68      
5 A 1625 1535 67.46      
6 A 1516 1432 22.34      
7 A 1374 1298 0.59      
8 A 1204 1137 8.77      
9 A 1178 1112 11.94      
10 A 1125 1063 6.76      
11 A 1118 1056 14.48      
12 A 1071 1012 20.90      
13 A 1017 961 0.57      
14 A 801 757 152.53      
15 A 734 693 4.27      
16 A 732 691 4.12      
17 A 694 655 128.63      
18 A 579 547 63.10      
19 A 386 365 10.96      
20 A 312 295 1.77      
21 A 231 218 48.83      

Unscaled Zero Point Vibrational Energy (zpe) 14183.4 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 13396.2 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 MP2/6-31G(2df,p)
ABC
0.33280 0.12795 0.09289

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.621 -0.044 -0.002
H2 -0.002 2.007 -0.062
N3 0.202 1.021 -0.014
N4 1.480 0.596 0.005
N5 1.412 -0.715 0.012
N6 0.122 -1.139 0.014
H7 -2.417 0.637 0.598
H8 -2.391 -0.903 -0.010
N9 -1.998 0.026 -0.090

Atom - Atom Distances (Å)
  C1 H2 N3 N4 N5 N6 H7 H8 N9
C12.14361.34672.19632.14061.32282.01281.96721.3816
H22.14361.00782.04713.06833.14902.85403.76542.8126
N31.34671.00781.34672.11642.16172.71723.22912.4162
N42.19632.04711.34671.31322.20303.94224.15093.5256
N52.14063.06832.11641.31321.35744.10293.80723.4908
N61.32283.14902.16172.20301.35743.15322.52402.4211
H72.01282.85402.71723.94224.10293.15321.65631.0109
H81.96723.76543.22914.15093.80722.52401.65631.0116
N91.38162.81262.41623.52563.49082.42111.01091.0116

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 130.586 C1 N3 N4 109.267
C1 N6 N5 105.998 C1 N9 H7 113.653
C1 N9 H8 109.597 H2 N3 N4 120.113
N3 C1 N6 108.145 N3 C1 N9 124.650
N3 N4 N5 105.435 N4 N5 N6 111.150
N6 C1 N9 127.059 H7 N9 H8 109.956
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability