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All results from a given calculation for C2H4N4 (1H-Tetrazole, 5-methyl-)

using model chemistry: MP3=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at MP3=FULL/6-31G*
 hartrees
Energy at 0K-296.740207
Energy at 298.15K-296.747692
HF Energy-295.795829
Nuclear repulsion energy229.078799
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 MP3=FULL/6-31G*
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' 3724 3494 102.19      
2 A' 3228 3029 0.91      
3 A' 3119 2926 8.19      
4 A' 1668 1565 50.06      
5 A' 1569 1472 0.78      
6 A' 1503 1410 31.97      
7 A' 1481 1389 2.24      
8 A' 1424 1336 1.28      
9 A' 1347 1263 23.16      
10 A' 1156 1085 3.72      
11 A' 1151 1080 13.87      
12 A' 1113 1044 20.25      
13 A' 1044 980 0.39      
14 A' 1033 969 2.05      
15 A' 707 663 3.94      
16 A' 346 324 4.48      
17 A" 3188 2992 6.77      
18 A" 1543 1448 11.30      
19 A" 1106 1038 1.59      
20 A" 746 700 9.20      
21 A" 715 671 19.50      
22 A" 583 547 86.20      
23 A" 276 259 0.08      
24 A" 84 79 0.76      

Unscaled Zero Point Vibrational Energy (zpe) 16925.2 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 15880.9 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 MP3=FULL/6-31G*
ABC
0.32877 0.12236 0.09069

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.144 -0.052 0.000
C2 0.000 0.596 0.000
C3 0.190 2.074 0.000
H4 0.740 2.401 0.888
H5 0.740 2.401 -0.888
H6 -0.793 2.544 0.000
N7 0.989 -0.323 0.000
N8 0.440 -1.554 0.000
N9 -0.831 -1.378 0.000
H10 1.993 -0.216 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.31452.50933.21693.21692.61922.15052.18241.36333.1412
C21.31451.48972.14262.14262.10311.35092.19432.14252.1523
C32.50931.48971.09391.09391.09022.52693.63593.60022.9143
H43.21692.14261.09391.77531.77722.87594.06374.18773.0340
H53.21692.14261.09391.77531.77722.87594.06374.18773.0340
H62.61922.10311.09021.77721.77723.37654.27913.92273.9219
N72.15051.35092.52692.87592.87593.37651.34752.10411.0095
N82.18242.19433.63594.06374.06374.27911.34751.28262.0502
N91.36332.14253.60024.18774.18773.92272.10411.28263.0542
H103.14122.15232.91433.03403.03403.92191.00952.05023.0542

picture of 1H-Tetrazole, 5-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 126.865 N1 C2 N7 107.567
N1 N9 N8 111.106 C2 N1 N9 106.266
C2 C3 H4 111.131 C2 C3 H5 111.131
C2 C3 H6 108.216 C2 N7 N8 108.822
C2 N7 H10 130.976 C3 C2 N7 125.568
H4 C3 H5 108.477 H4 C3 H6 108.919
H5 C3 H6 108.919 N7 N8 N9 106.239
N8 N7 H10 120.202
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability