All results from a given calculation for C4H8O2 (Ethyl acetate)
using model chemistry: MP4=FULL/6-311G**
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
CS |
1A' |
Energy calculated at MP4=FULL/6-311G**
| | hartrees |
| Energy at 0K | -307.138084 |
| Energy at 298.15K | |
| HF Energy | -305.952443 |
| Nuclear repulsion energy | 243.065751 |
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 MP4=FULL/6-311G**
Geometric Data calculated at MP4=FULL/6-311G**
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
-2.315 |
0.045 |
0.000 |
| C2 |
-0.909 |
-0.515 |
0.000 |
| O3 |
0.000 |
0.494 |
0.000 |
| O4 |
-0.610 |
-1.692 |
0.000 |
| C5 |
1.376 |
0.054 |
0.000 |
| C6 |
2.240 |
1.302 |
0.000 |
| H7 |
-3.032 |
-0.778 |
0.000 |
| H8 |
-2.459 |
0.673 |
0.885 |
| H9 |
-2.459 |
0.673 |
-0.885 |
| H10 |
1.553 |
-0.567 |
0.886 |
| H11 |
1.553 |
-0.567 |
-0.886 |
| H12 |
3.300 |
1.020 |
0.000 |
| H13 |
2.038 |
1.908 |
-0.890 |
| H14 |
2.038 |
1.908 |
0.890 |
Atom - Atom Distances (Å)
| |
C1 |
C2 |
O3 |
O4 |
C5 |
C6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
H14 |
| C1 | | 1.5129 | 2.3581 | 2.4334 | 3.6907 | 4.7251 | 1.0919 | 1.0952 | 1.0952 | 4.0145 | 4.0145 | 5.6986 | 4.8177 | 4.8177 |
C2 | 1.5129 | | 1.3587 | 1.2137 | 2.3551 | 3.6360 | 2.1393 | 2.1442 | 2.1442 | 2.6171 | 2.6171 | 4.4804 | 3.9180 | 3.9180 | O3 | 2.3581 | 1.3587 | | 2.2691 | 1.4445 | 2.3811 | 3.2886 | 2.6196 | 2.6196 | 2.0788 | 2.0788 | 3.3413 | 2.6350 | 2.6350 | O4 | 2.4334 | 1.2137 | 2.2691 | | 2.6439 | 4.1330 | 2.5890 | 3.1297 | 3.1297 | 2.5934 | 2.5934 | 4.7579 | 4.5561 | 4.5561 | C5 | 3.6907 | 2.3551 | 1.4445 | 2.6439 | | 1.5177 | 4.4862 | 3.9841 | 3.9841 | 1.0963 | 1.0963 | 2.1527 | 2.1602 | 2.1602 | C6 | 4.7251 | 3.6360 | 2.3811 | 4.1330 | 1.5177 | | 5.6679 | 4.8227 | 4.8227 | 2.1794 | 2.1794 | 1.0965 | 1.0953 | 1.0953 | H7 | 1.0919 | 2.1393 | 3.2886 | 2.5890 | 4.4862 | 5.6679 | | 1.7944 | 1.7944 | 4.6747 | 4.6747 | 6.5825 | 5.8066 | 5.8066 | H8 | 1.0952 | 2.1442 | 2.6196 | 3.1297 | 3.9841 | 4.8227 | 1.7944 | | 1.7704 | 4.1990 | 4.5572 | 5.8366 | 4.9896 | 4.6633 | H9 | 1.0952 | 2.1442 | 2.6196 | 3.1297 | 3.9841 | 4.8227 | 1.7944 | 1.7704 | | 4.5572 | 4.1990 | 5.8366 | 4.6633 | 4.9896 | H10 | 4.0145 | 2.6171 | 2.0788 | 2.5934 | 1.0963 | 2.1794 | 4.6747 | 4.1990 | 4.5572 | | 1.7719 | 2.5211 | 3.0844 | 2.5220 | H11 | 4.0145 | 2.6171 | 2.0788 | 2.5934 | 1.0963 | 2.1794 | 4.6747 | 4.5572 | 4.1990 | 1.7719 | | 2.5211 | 2.5220 | 3.0844 | H12 | 5.6986 | 4.4804 | 3.3413 | 4.7579 | 2.1527 | 1.0965 | 6.5825 | 5.8366 | 5.8366 | 2.5211 | 2.5211 | | 1.7809 | 1.7809 | H13 | 4.8177 | 3.9180 | 2.6350 | 4.5561 | 2.1602 | 1.0953 | 5.8066 | 4.9896 | 4.6633 | 3.0844 | 2.5220 | 1.7809 | | 1.7795 | H14 | 4.8177 | 3.9180 | 2.6350 | 4.5561 | 2.1602 | 1.0953 | 5.8066 | 4.6633 | 4.9896 | 2.5220 | 3.0844 | 1.7809 | 1.7795 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C2 |
O3 |
110.287 |
|
C1 |
C2 |
O4 |
126.013 |
| C2 |
C1 |
H7 |
109.360 |
|
C2 |
C1 |
H8 |
109.555 |
| C2 |
C1 |
H9 |
109.555 |
|
C2 |
O3 |
C5 |
114.279 |
| O3 |
C2 |
O4 |
123.700 |
|
O3 |
C5 |
C6 |
106.969 |
| O3 |
C5 |
H10 |
109.038 |
|
O3 |
C5 |
H11 |
109.038 |
| C5 |
C6 |
H12 |
109.814 |
|
C5 |
C6 |
H13 |
110.479 |
| C5 |
C6 |
H14 |
110.479 |
|
C6 |
C5 |
H10 |
111.959 |
| C6 |
C5 |
H11 |
111.959 |
|
H7 |
C1 |
H8 |
110.253 |
| H7 |
C1 |
H9 |
110.253 |
|
H8 |
C1 |
H9 |
107.842 |
| H10 |
C5 |
H11 |
107.820 |
|
H12 |
C6 |
H13 |
108.687 |
| H12 |
C6 |
H14 |
108.687 |
|
H13 |
C6 |
H14 |
108.646 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability