All results from a given calculation for C3H3NO (Isoxazole)
using model chemistry: QCISD/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/aug-cc-pVTZ
| | hartrees |
| Energy at 0K | -245.609806 |
| Energy at 298.15K | |
| HF Energy | -244.677296 |
| Nuclear repulsion energy | 162.324500 |
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/aug-cc-pVTZ
Geometric Data calculated at QCISD/aug-cc-pVTZ
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
1.125 |
0.371 |
0.000 |
| C2 |
0.615 |
-0.961 |
0.000 |
| C3 |
0.000 |
1.123 |
0.000 |
| N4 |
-0.689 |
-0.989 |
0.000 |
| O5 |
-1.092 |
0.342 |
0.000 |
| H6 |
2.147 |
0.701 |
0.000 |
| H7 |
1.155 |
-1.893 |
0.000 |
| H8 |
-0.182 |
2.183 |
0.000 |
Atom - Atom Distances (Å)
| |
C1 |
C2 |
C3 |
N4 |
O5 |
H6 |
H7 |
H8 |
| C1 | | 1.4266 | 1.3528 | 2.2679 | 2.2173 | 1.0739 | 2.2647 | 2.2341 |
C2 | 1.4266 | | 2.1725 | 1.3046 | 2.1476 | 2.2603 | 1.0775 | 3.2436 | C3 | 1.3528 | 2.1725 | | 2.2218 | 1.3424 | 2.1882 | 3.2296 | 1.0761 | N4 | 2.2679 | 1.3046 | 2.2218 | | 1.3912 | 3.3019 | 2.0540 | 3.2130 | O5 | 2.2173 | 2.1476 | 1.3424 | 1.3912 | | 3.2591 | 3.1697 | 2.0539 | H6 | 1.0739 | 2.2603 | 2.1882 | 3.3019 | 3.2591 | | 2.7771 | 2.7609 | H7 | 2.2647 | 1.0775 | 3.2296 | 2.0540 | 3.1697 | 2.7771 | | 4.2902 | H8 | 2.2341 | 3.2436 | 1.0761 | 3.2130 | 2.0539 | 2.7609 | 4.2902 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C2 |
N4 |
112.200 |
|
C1 |
C2 |
H7 |
128.959 |
| C1 |
C3 |
O5 |
110.708 |
|
C1 |
C3 |
H8 |
133.470 |
| C2 |
C1 |
C3 |
102.790 |
|
C2 |
C1 |
H6 |
128.810 |
| C2 |
N4 |
O5 |
105.579 |
|
C3 |
C1 |
H6 |
128.401 |
| C3 |
O5 |
N4 |
108.724 |
|
N4 |
C2 |
H7 |
118.841 |
| O5 |
C3 |
H8 |
115.822 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability