All results from a given calculation for C4H4O (Furan)
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 |
C2V |
1A1 |
Energy calculated at MP3/6-31+G**
| | hartrees |
| Energy at 0K | -229.360021 |
| Energy at 298.15K | |
| HF Energy | -228.631337 |
| Nuclear repulsion energy | 160.957718 |
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 C2v
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| O1 |
0.000 |
0.000 |
1.163 |
| C2 |
0.000 |
1.090 |
0.348 |
| C3 |
0.000 |
-1.090 |
0.348 |
| C4 |
0.000 |
0.721 |
-0.961 |
| C5 |
0.000 |
-0.721 |
-0.961 |
| H6 |
0.000 |
2.044 |
0.840 |
| H7 |
0.000 |
-2.044 |
0.840 |
| H8 |
0.000 |
1.374 |
-1.814 |
| H9 |
0.000 |
-1.374 |
-1.814 |
Atom - Atom Distances (Å)
| |
O1 |
C2 |
C3 |
C4 |
C5 |
H6 |
H7 |
H8 |
H9 |
| O1 | | 1.3606 | 1.3606 | 2.2427 | 2.2427 | 2.0696 | 2.0696 | 3.2790 | 3.2790 |
C2 | 1.3606 | | 2.1791 | 1.3599 | 2.2338 | 1.0741 | 3.1722 | 2.1810 | 3.2778 | C3 | 1.3606 | 2.1791 | | 2.2338 | 1.3599 | 3.1722 | 1.0741 | 3.2778 | 2.1810 | C4 | 2.2427 | 1.3599 | 2.2338 | | 1.4413 | 2.2351 | 3.2997 | 1.0748 | 2.2617 | C5 | 2.2427 | 2.2338 | 1.3599 | 1.4413 | | 3.2997 | 2.2351 | 2.2617 | 1.0748 | H6 | 2.0696 | 1.0741 | 3.1722 | 2.2351 | 3.2997 | | 4.0886 | 2.7379 | 4.3278 | H7 | 2.0696 | 3.1722 | 1.0741 | 3.2997 | 2.2351 | 4.0886 | | 4.3278 | 2.7379 | H8 | 3.2790 | 2.1810 | 3.2778 | 1.0748 | 2.2617 | 2.7379 | 4.3278 | | 2.7476 | H9 | 3.2790 | 3.2778 | 2.1810 | 2.2617 | 1.0748 | 4.3278 | 2.7379 | 2.7476 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| O1 |
C2 |
C4 |
111.054 |
|
O1 |
C2 |
H6 |
115.936 |
| O1 |
C3 |
C5 |
111.054 |
|
O1 |
C3 |
H7 |
115.936 |
| C2 |
O1 |
C3 |
106.410 |
|
C2 |
C4 |
C5 |
105.741 |
| C2 |
C4 |
H8 |
126.834 |
|
C3 |
C5 |
C4 |
105.741 |
| C3 |
C5 |
H9 |
126.834 |
|
C4 |
C2 |
H6 |
133.010 |
| C4 |
C5 |
H9 |
127.426 |
|
C5 |
C3 |
H7 |
133.010 |
| C5 |
C4 |
H8 |
127.426 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability