All results from a given calculation for C3H4N2 (1H-Imidazole)
using model chemistry: QCISD(T)/aug-cc-pVTZ
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
CS |
1A' |
Energy calculated at QCISD(T)/aug-cc-pVTZ
| | hartrees |
| Energy at 0K | -225.850428 |
| Energy at 298.15K | |
| HF Energy | -224.896863 |
| Nuclear repulsion energy | 162.865728 |
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 QCISD(T)/aug-cc-pVTZ
Geometric Data calculated at QCISD(T)/aug-cc-pVTZ
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| N1 |
0.000 |
1.107 |
0.000 |
| C2 |
-1.091 |
0.284 |
0.000 |
| C3 |
1.122 |
0.300 |
0.000 |
| N4 |
-0.746 |
-0.988 |
0.000 |
| C5 |
0.638 |
-0.985 |
0.000 |
| H6 |
-0.012 |
2.112 |
0.000 |
| H7 |
-2.100 |
0.665 |
0.000 |
| H8 |
2.120 |
0.704 |
0.000 |
| H9 |
1.201 |
-1.905 |
0.000 |
Atom - Atom Distances (Å)
| |
N1 |
C2 |
C3 |
N4 |
C5 |
H6 |
H7 |
H8 |
H9 |
| N1 | | 1.3662 | 1.3817 | 2.2240 | 2.1875 | 1.0052 | 2.1459 | 2.1576 | 3.2422 |
C2 | 1.3662 | | 2.2122 | 1.3177 | 2.1448 | 2.1227 | 1.0788 | 3.2376 | 3.1687 | C3 | 1.3817 | 2.2122 | | 2.2691 | 1.3732 | 2.1374 | 3.2420 | 1.0768 | 2.2061 | N4 | 2.2240 | 1.3177 | 2.2691 | | 1.3849 | 3.1860 | 2.1362 | 3.3285 | 2.1523 | C5 | 2.1875 | 2.1448 | 1.3732 | 1.3849 | | 3.1650 | 3.1970 | 2.2469 | 1.0778 | H6 | 1.0052 | 2.1227 | 2.1374 | 3.1860 | 3.1650 | | 2.5405 | 2.5546 | 4.1959 | H7 | 2.1459 | 1.0788 | 3.2420 | 2.1362 | 3.1970 | 2.5405 | | 4.2197 | 4.1829 | H8 | 2.1576 | 3.2376 | 1.0768 | 3.3285 | 2.2469 | 2.5546 | 4.2197 | | 2.7659 | H9 | 3.2422 | 3.1687 | 2.2061 | 2.1523 | 1.0778 | 4.1959 | 4.1829 | 2.7659 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| N1 |
C2 |
N4 |
111.908 |
|
N1 |
C2 |
H7 |
122.285 |
| N1 |
C3 |
C5 |
105.130 |
|
N1 |
C3 |
H8 |
122.222 |
| C2 |
N1 |
C3 |
107.223 |
|
C2 |
N1 |
H6 |
126.365 |
| C2 |
N4 |
C5 |
105.022 |
|
C3 |
N1 |
H6 |
126.412 |
| C3 |
C5 |
N4 |
110.716 |
|
C3 |
C5 |
H9 |
127.935 |
| N4 |
C2 |
H7 |
125.807 |
|
N4 |
C5 |
H9 |
121.349 |
| C5 |
C3 |
H8 |
132.648 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability