All results from a given calculation for C3H4N2 (4H-Imidazole)
using model chemistry: MP3=FULL/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 MP3=FULL/aug-cc-pVTZ
| | hartrees |
| Energy at 0K | -225.865789 |
| Energy at 298.15K | |
| HF Energy | -224.878170 |
| Nuclear repulsion energy | 161.767548 |
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/aug-cc-pVTZ
Geometric Data calculated at MP3=FULL/aug-cc-pVTZ
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| N1 |
-1.191 |
0.348 |
0.000 |
| C2 |
0.000 |
1.132 |
0.000 |
| N3 |
1.106 |
0.506 |
0.000 |
| C4 |
0.731 |
-0.894 |
0.000 |
| C5 |
-0.760 |
-0.852 |
0.000 |
| H6 |
-0.077 |
2.203 |
0.000 |
| H7 |
1.134 |
-1.395 |
0.879 |
| H8 |
1.134 |
-1.395 |
-0.879 |
| H9 |
-1.420 |
-1.702 |
0.000 |
Atom - Atom Distances (Å)
| |
N1 |
C2 |
N3 |
C4 |
C5 |
H6 |
H7 |
H8 |
H9 |
| N1 | | 1.4257 | 2.3020 | 2.2880 | 1.2752 | 2.1638 | 3.0356 | 3.0356 | 2.0627 |
C2 | 1.4257 | | 1.2706 | 2.1539 | 2.1247 | 1.0737 | 2.9055 | 2.9055 | 3.1697 | N3 | 2.3020 | 1.2706 | | 1.4498 | 2.3077 | 2.0682 | 2.0941 | 2.0941 | 3.3547 | C4 | 2.2880 | 2.1539 | 1.4498 | | 1.4910 | 3.2007 | 1.0887 | 1.0887 | 2.2970 | C5 | 1.2752 | 2.1247 | 2.3077 | 1.4910 | | 3.1306 | 2.1573 | 2.1573 | 1.0759 | H6 | 2.1638 | 1.0737 | 2.0682 | 3.2007 | 3.1306 | | 3.8962 | 3.8962 | 4.1294 | H7 | 3.0356 | 2.9055 | 2.0941 | 1.0887 | 2.1573 | 3.8962 | | 1.7572 | 2.7185 | H8 | 3.0356 | 2.9055 | 2.0941 | 1.0887 | 2.1573 | 3.8962 | 1.7572 | | 2.7185 | H9 | 2.0627 | 3.1697 | 3.3547 | 2.2970 | 1.0759 | 4.1294 | 2.7185 | 2.7185 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| N1 |
C2 |
N3 |
117.131 |
|
N1 |
C2 |
H6 |
119.262 |
| N1 |
C5 |
C4 |
111.369 |
|
N1 |
C5 |
H9 |
122.418 |
| C2 |
N1 |
C5 |
103.608 |
|
C2 |
N3 |
C4 |
104.511 |
| N3 |
C2 |
H6 |
123.607 |
|
N3 |
C4 |
C5 |
103.380 |
| N3 |
C4 |
H7 |
110.357 |
|
N3 |
C4 |
H8 |
110.357 |
| C4 |
C5 |
H9 |
126.213 |
|
C5 |
C4 |
H7 |
112.563 |
| C5 |
C4 |
H8 |
112.563 |
|
H7 |
C4 |
H8 |
107.615 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability