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

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-310.652921
Energy at 298.15K-310.659925
HF Energy-309.983747
Nuclear repulsion energy223.126491
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 MP2/3-21G*
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 3660 3482 40.09      
2 A 3600 3424 93.60      
3 A 3543 3370 45.91      
4 A 1740 1655 65.54      
5 A 1571 1494 223.31      
6 A 1412 1343 23.86      
7 A 1328 1263 6.68      
8 A 1103 1049 13.75      
9 A 1030 980 0.41      
10 A 984 936 6.94      
11 A 953 907 10.91      
12 A 846 805 21.29      
13 A 805 766 11.96      
14 A 723 688 19.95      
15 A 709 674 6.05      
16 A 656 624 6.70      
17 A 576 548 413.21      
18 A 543 516 88.08      
19 A 382 364 13.89      
20 A 301 286 1.76      
21 A 212 202 74.09      

Unscaled Zero Point Vibrational Energy (zpe) 13337.7 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 12688.1 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 MP2/3-21G*
ABC
0.30719 0.12136 0.08727

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.638 -0.051 0.000
H2 -0.056 2.043 -0.084
N3 0.174 1.059 -0.010
N4 1.539 0.642 0.002
N5 1.481 -0.753 0.007
N6 0.090 -1.184 0.019
H7 -2.499 0.716 0.487
H8 -2.473 -0.895 -0.102
N9 -2.019 0.012 -0.061

Atom - Atom Distances (Å)
  C1 H2 N3 N4 N5 N6 H7 H8 N9
C12.17541.37582.28532.23231.34662.07142.02211.3840
H22.17541.01352.12533.19223.23202.83843.80462.8251
N31.37581.01351.42762.23422.24472.74103.29162.4313
N42.28532.12531.42761.39632.33134.06864.29803.6147
N52.23233.19222.23421.39631.45624.27003.95783.5835
N61.34663.23202.24472.33131.45623.24572.58192.4259
H72.07142.83842.74104.06864.27003.24571.71631.0139
H82.02213.80463.29164.29803.95782.58191.71631.0149
N91.38402.82512.43133.61473.58352.42591.01391.0149

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 130.538 C1 N3 N4 109.201
C1 N6 N5 105.521 C1 N9 H7 118.695
C1 N9 H8 114.020 H2 N3 N4 120.113
N3 C1 N6 111.075 N3 C1 N9 123.520
N3 N4 N5 104.584 N4 N5 N6 109.611
N6 C1 N9 125.349 H7 N9 H8 115.552
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability