All results from a given calculation for C4H8O2 (Ethyl acetate)
using model chemistry: MP2/cc-pVQZ
19 10 17 12 22
States and conformations
State |
Conformation |
minimum conformation |
conformer description |
state description |
1 |
1 |
yes |
CS |
1A' |
Energy calculated at MP2/cc-pVQZ
| hartrees |
Energy at 0K | -307.236398 |
Energy at 298.15K | |
HF Energy | -306.011489 |
Nuclear repulsion energy | 244.665669 |
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 MP2/cc-pVQZ
Geometric Data calculated at MP2/cc-pVQZ
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
-2.300 |
0.041 |
0.000 |
C2 |
-0.906 |
-0.509 |
0.000 |
O3 |
0.000 |
0.490 |
0.000 |
O4 |
-0.608 |
-1.679 |
0.000 |
C5 |
1.371 |
0.055 |
0.000 |
C6 |
2.226 |
1.294 |
0.000 |
H7 |
-3.010 |
-0.777 |
0.000 |
H8 |
-2.447 |
0.665 |
0.877 |
H9 |
-2.447 |
0.665 |
-0.877 |
H10 |
1.543 |
-0.563 |
0.879 |
H11 |
1.543 |
-0.563 |
-0.879 |
H12 |
3.277 |
1.015 |
0.000 |
H13 |
2.029 |
1.896 |
-0.882 |
H14 |
2.029 |
1.896 |
0.882 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
O3 |
O4 |
C5 |
C6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
H13 |
H14 |
C1 | | 1.4984 | 2.3439 | 2.4131 | 3.6718 | 4.6971 | 1.0826 | 1.0863 | 1.0863 | 3.9886 | 3.9886 | 5.6622 | 4.7924 | 4.7924 |
C2 | 1.4984 | | 1.3483 | 1.2081 | 2.3462 | 3.6142 | 2.1207 | 2.1262 | 2.1262 | 2.6028 | 2.6028 | 4.4524 | 3.8960 | 3.8960 | O3 | 2.3439 | 1.3483 | | 2.2524 | 1.4387 | 2.3672 | 3.2656 | 2.6056 | 2.6056 | 2.0641 | 2.0641 | 3.3191 | 2.6219 | 2.6219 | O4 | 2.4131 | 1.2081 | 2.2524 | | 2.6312 | 4.1075 | 2.5661 | 3.1061 | 3.1061 | 2.5778 | 2.5778 | 4.7279 | 4.5295 | 4.5295 | C5 | 3.6718 | 2.3462 | 1.4387 | 2.6312 | | 1.5056 | 4.4595 | 3.9653 | 3.9653 | 1.0877 | 1.0877 | 2.1343 | 2.1454 | 2.1454 | C6 | 4.6971 | 3.6142 | 2.3672 | 4.1075 | 1.5056 | | 5.6310 | 4.7967 | 4.7967 | 2.1647 | 2.1647 | 1.0872 | 1.0863 | 1.0863 | H7 | 1.0826 | 2.1207 | 3.2656 | 2.5661 | 4.4595 | 5.6310 | | 1.7789 | 1.7789 | 4.6420 | 4.6420 | 6.5377 | 5.7721 | 5.7721 | H8 | 1.0863 | 2.1262 | 2.6056 | 3.1061 | 3.9653 | 4.7967 | 1.7789 | | 1.7537 | 4.1749 | 4.5291 | 5.8020 | 4.9648 | 4.6428 | H9 | 1.0863 | 2.1262 | 2.6056 | 3.1061 | 3.9653 | 4.7967 | 1.7789 | 1.7537 | | 4.5291 | 4.1749 | 5.8020 | 4.6428 | 4.9648 | H10 | 3.9886 | 2.6028 | 2.0641 | 2.5778 | 1.0877 | 2.1647 | 4.6420 | 4.1749 | 4.5291 | | 1.7578 | 2.5039 | 3.0634 | 2.5066 | H11 | 3.9886 | 2.6028 | 2.0641 | 2.5778 | 1.0877 | 2.1647 | 4.6420 | 4.5291 | 4.1749 | 1.7578 | | 2.5039 | 2.5066 | 3.0634 | H12 | 5.6622 | 4.4524 | 3.3191 | 4.7279 | 2.1343 | 1.0872 | 6.5377 | 5.8020 | 5.8020 | 2.5039 | 2.5039 | | 1.7643 | 1.7643 | H13 | 4.7924 | 3.8960 | 2.6219 | 4.5295 | 2.1454 | 1.0863 | 5.7721 | 4.9648 | 4.6428 | 3.0634 | 2.5066 | 1.7643 | | 1.7642 | H14 | 4.7924 | 3.8960 | 2.6219 | 4.5295 | 2.1454 | 1.0863 | 5.7721 | 4.6428 | 4.9648 | 2.5066 | 3.0634 | 1.7643 | 1.7642 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
O3 |
110.735 |
|
C1 |
C2 |
O4 |
125.809 |
C2 |
C1 |
H7 |
109.450 |
|
C2 |
C1 |
H8 |
109.661 |
C2 |
C1 |
H9 |
109.661 |
|
C2 |
O3 |
C5 |
114.640 |
O3 |
C2 |
O4 |
123.456 |
|
O3 |
C5 |
C6 |
107.007 |
O3 |
C5 |
H10 |
108.786 |
|
O3 |
C5 |
H11 |
108.786 |
C5 |
C6 |
H12 |
109.748 |
|
C5 |
C6 |
H13 |
110.695 |
C5 |
C6 |
H14 |
110.695 |
|
C6 |
C5 |
H10 |
112.177 |
C6 |
C5 |
H11 |
112.177 |
|
H7 |
C1 |
H8 |
110.203 |
H7 |
C1 |
H9 |
110.203 |
|
H8 |
C1 |
H9 |
107.639 |
H10 |
C5 |
H11 |
107.819 |
|
H12 |
C6 |
H13 |
108.529 |
H12 |
C6 |
H14 |
108.529 |
|
H13 |
C6 |
H14 |
108.585 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability