All results from a given calculation for C4H5NO (Isoxazole, 5-methyl-)
using model chemistry: MP3/6-31+G**
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
C1 |
1A |
Energy calculated at MP3/6-31+G**
| | hartrees |
| Energy at 0K | -284.546824 |
| Energy at 298.15K | |
| HF Energy | -283.640092 |
| Nuclear repulsion energy | 224.092882 |
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 MP3/6-31+G**
Geometric Data calculated at MP3/6-31+G**
Point Group is C1
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
2.103 |
0.016 |
0.000 |
| H2 |
2.452 |
-0.521 |
-0.881 |
| H3 |
2.537 |
1.011 |
-0.001 |
| H4 |
2.452 |
-0.520 |
0.881 |
| C5 |
0.615 |
0.113 |
-0.000 |
| O6 |
-0.063 |
-1.051 |
0.000 |
| N7 |
-1.421 |
-0.789 |
0.000 |
| C8 |
-1.534 |
0.514 |
-0.000 |
| H9 |
-2.514 |
0.961 |
-0.000 |
| C10 |
-0.257 |
1.157 |
-0.000 |
| H11 |
-0.039 |
2.208 |
0.000 |
Atom - Atom Distances (Å)
| |
C1 |
H2 |
H3 |
H4 |
C5 |
O6 |
N7 |
C8 |
H9 |
C10 |
H11 |
| C1 | | 1.0886 | 1.0859 | 1.0886 | 1.4911 | 2.4151 | 3.6154 | 3.6712 | 4.7126 | 2.6220 | 3.0652 |
H2 | 1.0886 | | 1.7692 | 1.7621 | 2.1329 | 2.7169 | 3.9809 | 4.2108 | 5.2558 | 3.3059 | 3.7982 | H3 | 1.0859 | 1.7692 | | 1.7692 | 2.1208 | 3.3188 | 4.3483 | 4.1009 | 5.0505 | 2.7975 | 2.8399 | H4 | 1.0886 | 1.7621 | 1.7692 | | 2.1329 | 2.7173 | 3.9811 | 4.2107 | 5.2557 | 3.3056 | 3.7975 | C5 | 1.4911 | 2.1329 | 2.1208 | 2.1329 | | 1.3479 | 2.2277 | 2.1864 | 3.2418 | 1.3607 | 2.1948 | O6 | 2.4151 | 2.7169 | 3.3188 | 2.7173 | 1.3479 | | 1.3832 | 2.1478 | 3.1706 | 2.2172 | 3.2597 | N7 | 3.6154 | 3.9809 | 4.3483 | 3.9811 | 2.2277 | 1.3832 | | 1.3079 | 2.0629 | 2.2682 | 3.3009 | C8 | 3.6712 | 4.2108 | 4.1009 | 4.2107 | 2.1864 | 2.1478 | 1.3079 | | 1.0767 | 1.4299 | 2.2597 | H9 | 4.7126 | 5.2558 | 5.0505 | 5.2557 | 3.2418 | 3.1706 | 2.0629 | 1.0767 | | 2.2650 | 2.7714 | C10 | 2.6220 | 3.3059 | 2.7975 | 3.3056 | 1.3607 | 2.2172 | 2.2682 | 1.4299 | 2.2650 | | 1.0733 | H11 | 3.0652 | 3.7982 | 2.8399 | 3.7975 | 2.1948 | 3.2597 | 3.3009 | 2.2597 | 2.7714 | 1.0733 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C5 |
O6 |
116.482 |
|
C1 |
C5 |
C10 |
133.633 |
| H2 |
C1 |
H3 |
108.899 |
|
H2 |
C1 |
H4 |
108.068 |
| H2 |
C1 |
C5 |
110.579 |
|
H3 |
C1 |
H4 |
108.898 |
| H3 |
C1 |
C5 |
109.769 |
|
H4 |
C1 |
C5 |
110.579 |
| C5 |
O6 |
N7 |
109.307 |
|
C5 |
C10 |
C8 |
103.137 |
| C5 |
C10 |
H11 |
128.383 |
|
O6 |
C5 |
C10 |
109.885 |
| O6 |
N7 |
C8 |
105.865 |
|
N7 |
C8 |
H9 |
119.466 |
| N7 |
C8 |
C10 |
111.806 |
|
C8 |
C10 |
H11 |
128.480 |
| H9 |
C8 |
C10 |
128.728 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability