All results from a given calculation for HCOOC2H5 (Ethyl formate)
using model chemistry: MP3=FULL/Def2TZVPP
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
CS trans |
1A' |
Energy calculated at MP3=FULL/Def2TZVPP
| | hartrees |
| Energy at 0K | -268.026697 |
| Energy at 298.15K | |
| HF Energy | -266.941805 |
| Nuclear repulsion energy | 178.994991 |
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=FULL/Def2TZVPP
Geometric Data calculated at MP3=FULL/Def2TZVPP
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
-2.164 |
-0.278 |
0.000 |
| C2 |
-0.682 |
-0.563 |
0.000 |
| O3 |
0.000 |
0.699 |
0.000 |
| C4 |
1.326 |
0.625 |
0.000 |
| O5 |
1.967 |
-0.380 |
0.000 |
| H6 |
-2.715 |
-1.214 |
0.000 |
| H7 |
-2.446 |
0.289 |
0.881 |
| H8 |
-2.446 |
0.289 |
-0.881 |
| H9 |
-0.378 |
-1.125 |
-0.877 |
| H10 |
-0.378 |
-1.125 |
0.877 |
| H11 |
1.750 |
1.629 |
0.000 |
Atom - Atom Distances (Å)
| |
C1 |
C2 |
O3 |
C4 |
O5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
| C1 | | 1.5092 | 2.3747 | 3.6052 | 4.1327 | 1.0859 | 1.0854 | 1.0854 | 2.1626 | 2.1626 | 4.3544 |
C2 | 1.5092 | | 1.4340 | 2.3328 | 2.6556 | 2.1351 | 2.1479 | 2.1479 | 1.0854 | 1.0854 | 3.2739 | O3 | 2.3747 | 1.4340 | | 1.3279 | 2.2434 | 3.3216 | 2.6323 | 2.6323 | 2.0587 | 2.0587 | 1.9820 | C4 | 3.6052 | 2.3328 | 1.3279 | | 1.1918 | 4.4400 | 3.8882 | 3.8882 | 2.5951 | 2.5951 | 1.0900 | O5 | 4.1327 | 2.6556 | 2.2434 | 1.1918 | | 4.7564 | 4.5499 | 4.5499 | 2.6124 | 2.6124 | 2.0203 | H6 | 1.0859 | 2.1351 | 3.3216 | 4.4400 | 4.7564 | | 1.7629 | 1.7629 | 2.4981 | 2.4981 | 5.2938 | H7 | 1.0854 | 2.1479 | 2.6323 | 3.8882 | 4.5499 | 1.7629 | | 1.7628 | 3.0608 | 2.5052 | 4.4925 | H8 | 1.0854 | 2.1479 | 2.6323 | 3.8882 | 4.5499 | 1.7629 | 1.7628 | | 2.5052 | 3.0608 | 4.4925 | H9 | 2.1626 | 1.0854 | 2.0587 | 2.5951 | 2.6124 | 2.4981 | 3.0608 | 2.5052 | | 1.7541 | 3.5892 | H10 | 2.1626 | 1.0854 | 2.0587 | 2.5951 | 2.6124 | 2.4981 | 2.5052 | 3.0608 | 1.7541 | | 3.5892 | H11 | 4.3544 | 3.2739 | 1.9820 | 1.0900 | 2.0203 | 5.2938 | 4.4925 | 4.4925 | 3.5892 | 3.5892 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C2 |
O3 |
107.553 |
|
C1 |
C2 |
H9 |
111.886 |
| C1 |
C2 |
H10 |
111.886 |
|
C2 |
C1 |
H6 |
109.646 |
| C2 |
C1 |
H7 |
110.699 |
|
C2 |
C1 |
H8 |
110.699 |
| C2 |
O3 |
C4 |
115.213 |
|
O3 |
C2 |
H9 |
108.817 |
| O3 |
C2 |
H10 |
108.817 |
|
O3 |
C4 |
O5 |
125.747 |
| O3 |
C4 |
H11 |
109.716 |
|
O5 |
C4 |
H11 |
124.537 |
| H6 |
C1 |
H7 |
108.568 |
|
H6 |
C1 |
H8 |
108.568 |
| H7 |
C1 |
H8 |
108.601 |
|
H9 |
C2 |
H10 |
107.810 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability