All results from a given calculation for C4H8O2 (Ethyl acetate)
using model chemistry: MP4/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 MP4/cc-pVTZ
| | hartrees |
| Energy at 0K | -307.228291 |
| Energy at 298.15K | |
| HF Energy | -305.988024 |
| Nuclear repulsion energy | 243.431653 |
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/cc-pVTZ
Geometric Data calculated at MP4/cc-pVTZ
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
-2.312 |
0.047 |
0.000 |
| C2 |
-0.911 |
-0.509 |
0.000 |
| O3 |
0.000 |
0.496 |
0.000 |
| O4 |
-0.614 |
-1.687 |
0.000 |
| C5 |
1.376 |
0.051 |
0.000 |
| C6 |
2.243 |
1.292 |
0.000 |
| H7 |
-3.027 |
-0.771 |
0.000 |
| H8 |
-2.458 |
0.674 |
0.880 |
| H9 |
-2.458 |
0.674 |
-0.880 |
| H10 |
1.546 |
-0.569 |
0.882 |
| H11 |
1.546 |
-0.569 |
-0.882 |
| H12 |
3.296 |
1.007 |
0.000 |
| H13 |
2.048 |
1.898 |
-0.885 |
| H14 |
2.048 |
1.898 |
0.885 |
Atom - Atom Distances (Å)
| |
C1 |
C2 |
O3 |
O4 |
C5 |
C6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
H14 |
| C1 | | 1.5075 | 2.3552 | 2.4275 | 3.6883 | 4.7216 | 1.0868 | 1.0906 | 1.0906 | 4.0049 | 4.0049 | 5.6900 | 4.8182 | 4.8182 |
C2 | 1.5075 | | 1.3566 | 1.2148 | 2.3550 | 3.6317 | 2.1322 | 2.1375 | 2.1375 | 2.6110 | 2.6110 | 4.4724 | 3.9157 | 3.9157 | O3 | 2.3552 | 1.3566 | | 2.2675 | 1.4461 | 2.3796 | 3.2817 | 2.6171 | 2.6171 | 2.0737 | 2.0737 | 3.3357 | 2.6348 | 2.6348 | O4 | 2.4275 | 1.2148 | 2.2675 | | 2.6422 | 4.1269 | 2.5815 | 3.1229 | 3.1229 | 2.5867 | 2.5867 | 4.7484 | 4.5518 | 4.5518 | C5 | 3.6883 | 2.3550 | 1.4461 | 2.6422 | | 1.5130 | 4.4795 | 3.9830 | 3.9830 | 1.0914 | 1.0914 | 2.1449 | 2.1553 | 2.1553 | C6 | 4.7216 | 3.6317 | 2.3796 | 4.1269 | 1.5130 | | 5.6591 | 4.8221 | 4.8221 | 2.1737 | 2.1737 | 1.0915 | 1.0907 | 1.0907 | H7 | 1.0868 | 2.1322 | 3.2817 | 2.5815 | 4.4795 | 5.6591 | | 1.7855 | 1.7855 | 4.6615 | 4.6615 | 6.5688 | 5.8018 | 5.8018 | H8 | 1.0906 | 2.1375 | 2.6171 | 3.1229 | 3.9830 | 4.8221 | 1.7855 | | 1.7608 | 4.1922 | 4.5476 | 5.8309 | 4.9916 | 4.6689 | H9 | 1.0906 | 2.1375 | 2.6171 | 3.1229 | 3.9830 | 4.8221 | 1.7855 | 1.7608 | | 4.5476 | 4.1922 | 5.8309 | 4.6689 | 4.9916 | H10 | 4.0049 | 2.6110 | 2.0737 | 2.5867 | 1.0914 | 2.1737 | 4.6615 | 4.1922 | 4.5476 | | 1.7640 | 2.5153 | 3.0758 | 2.5174 | H11 | 4.0049 | 2.6110 | 2.0737 | 2.5867 | 1.0914 | 2.1737 | 4.6615 | 4.5476 | 4.1922 | 1.7640 | | 2.5153 | 2.5174 | 3.0758 | H12 | 5.6900 | 4.4724 | 3.3357 | 4.7484 | 2.1449 | 1.0915 | 6.5688 | 5.8309 | 5.8309 | 2.5153 | 2.5153 | | 1.7712 | 1.7712 | H13 | 4.8182 | 3.9157 | 2.6348 | 4.5518 | 2.1553 | 1.0907 | 5.8018 | 4.9916 | 4.6689 | 3.0758 | 2.5174 | 1.7712 | | 1.7707 | H14 | 4.8182 | 3.9157 | 2.6348 | 4.5518 | 2.1553 | 1.0907 | 5.8018 | 4.6689 | 4.9916 | 2.5174 | 3.0758 | 1.7712 | 1.7707 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C2 |
O3 |
110.531 |
|
C1 |
C2 |
O4 |
125.838 |
| C2 |
C1 |
H7 |
109.481 |
|
C2 |
C1 |
H8 |
109.672 |
| C2 |
C1 |
H9 |
109.672 |
|
C2 |
O3 |
C5 |
114.295 |
| O3 |
C2 |
O4 |
123.631 |
|
O3 |
C5 |
C6 |
107.031 |
| O3 |
C5 |
H10 |
108.808 |
|
O3 |
C5 |
H11 |
108.808 |
| C5 |
C6 |
H12 |
109.822 |
|
C5 |
C6 |
H13 |
110.693 |
| C5 |
C6 |
H14 |
110.693 |
|
C6 |
C5 |
H10 |
112.140 |
| C6 |
C5 |
H11 |
112.140 |
|
H7 |
C1 |
H8 |
110.167 |
| H7 |
C1 |
H9 |
110.167 |
|
H8 |
C1 |
H9 |
107.659 |
| H10 |
C5 |
H11 |
107.831 |
|
H12 |
C6 |
H13 |
108.516 |
| H12 |
C6 |
H14 |
108.516 |
|
H13 |
C6 |
H14 |
108.538 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability