All results from a given calculation for HCOOC2H5 (Ethyl formate)
using model chemistry: MP3/6-311+G(3df,2p)
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 MP3/6-311+G(3df,2p)
| hartrees |
Energy at 0K | -267.915915 |
Energy at 298.15K | |
HF Energy | -266.928542 |
Nuclear repulsion energy | 178.789260 |
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 MP3/6-311+G(3df,2p)
Geometric Data calculated at MP3/6-311+G(3df,2p)
Point Group is Cs
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
-2.167 |
-0.279 |
0.000 |
C2 |
-0.682 |
-0.567 |
0.000 |
O3 |
0.000 |
0.695 |
0.000 |
C4 |
1.325 |
0.628 |
0.000 |
O5 |
1.971 |
-0.375 |
0.000 |
H6 |
-2.722 |
-1.216 |
0.000 |
H7 |
-2.449 |
0.290 |
0.883 |
H8 |
-2.449 |
0.290 |
-0.883 |
H9 |
-0.377 |
-1.130 |
-0.880 |
H10 |
-0.377 |
-1.130 |
0.880 |
H11 |
1.747 |
1.637 |
0.000 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
O3 |
C4 |
O5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
C1 | | 1.5121 | 2.3757 | 3.6082 | 4.1395 | 1.0888 | 1.0882 | 1.0882 | 2.1687 | 2.1687 | 4.3583 |
C2 | 1.5121 | | 1.4344 | 2.3365 | 2.6608 | 2.1404 | 2.1533 | 2.1533 | 1.0889 | 1.0889 | 3.2805 | O3 | 2.3757 | 1.4344 | | 1.3271 | 2.2429 | 3.3257 | 2.6349 | 2.6349 | 2.0613 | 2.0613 | 1.9853 | C4 | 3.6082 | 2.3365 | 1.3271 | | 1.1929 | 4.4477 | 3.8913 | 3.8913 | 2.6011 | 2.6011 | 1.0937 | O5 | 4.1395 | 2.6608 | 2.2429 | 1.1929 | | 4.7683 | 4.5568 | 4.5568 | 2.6194 | 2.6194 | 2.0243 | H6 | 1.0888 | 2.1404 | 3.3257 | 4.4477 | 4.7683 | | 1.7671 | 1.7671 | 2.5062 | 2.5062 | 5.3024 | H7 | 1.0882 | 2.1533 | 2.6349 | 3.8913 | 4.5568 | 1.7671 | | 1.7668 | 3.0697 | 2.5125 | 4.4952 | H8 | 1.0882 | 2.1533 | 2.6349 | 3.8913 | 4.5568 | 1.7671 | 1.7668 | | 2.5125 | 3.0697 | 4.4952 | H9 | 2.1687 | 1.0889 | 2.0613 | 2.6011 | 2.6194 | 2.5062 | 3.0697 | 2.5125 | | 1.7604 | 3.5984 | H10 | 2.1687 | 1.0889 | 2.0613 | 2.6011 | 2.6194 | 2.5062 | 2.5125 | 3.0697 | 1.7604 | | 3.5984 | H11 | 4.3583 | 3.2805 | 1.9853 | 1.0937 | 2.0243 | 5.3024 | 4.4952 | 4.4952 | 3.5984 | 3.5984 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
O3 |
107.439 |
|
C1 |
C2 |
H9 |
111.951 |
C1 |
C2 |
H10 |
111.951 |
|
C2 |
C1 |
H6 |
109.687 |
C2 |
C1 |
H7 |
110.746 |
|
C2 |
C1 |
H8 |
110.746 |
C2 |
O3 |
C4 |
115.525 |
|
O3 |
C2 |
H9 |
108.780 |
O3 |
C2 |
H10 |
108.780 |
|
O3 |
C4 |
O5 |
125.674 |
O3 |
C4 |
H11 |
109.816 |
|
O5 |
C4 |
H11 |
124.510 |
H6 |
C1 |
H7 |
108.525 |
|
H6 |
C1 |
H8 |
108.525 |
H7 |
C1 |
H8 |
108.549 |
|
H9 |
C2 |
H10 |
107.861 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability