All results from a given calculation for CH3OC2H5 (Ethane, methoxy-)
using model chemistry: QCISD/aug-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 QCISD/aug-cc-pVTZ
| | hartrees |
| Energy at 0K | -194.007912 |
| Energy at 298.15K | |
| HF Energy | -193.181952 |
| Nuclear repulsion energy | 133.844256 |
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 QCISD/aug-cc-pVTZ
Geometric Data calculated at QCISD/aug-cc-pVTZ
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
1.316 |
1.231 |
0.000 |
| O2 |
0.013 |
0.710 |
0.000 |
| C3 |
0.000 |
-0.698 |
0.000 |
| C4 |
-1.440 |
-1.168 |
0.000 |
| H5 |
1.237 |
2.317 |
0.000 |
| H6 |
1.876 |
0.915 |
0.889 |
| H7 |
1.876 |
0.915 |
-0.889 |
| H8 |
0.528 |
-1.079 |
-0.885 |
| H9 |
0.528 |
-1.079 |
0.885 |
| H10 |
-1.482 |
-2.258 |
0.000 |
| H11 |
-1.959 |
-0.798 |
0.885 |
| H12 |
-1.959 |
-0.798 |
-0.885 |
Atom - Atom Distances (Å)
| |
C1 |
O2 |
C3 |
C4 |
H5 |
H6 |
H7 |
H8 |
H9 |
H10 |
H11 |
H12 |
| C1 | | 1.4038 | 2.3356 | 3.6541 | 1.0886 | 1.0974 | 1.0974 | 2.5968 | 2.5968 | 4.4729 | 3.9526 | 3.9526 |
O2 | 1.4038 | | 1.4081 | 2.3741 | 2.0207 | 2.0747 | 2.0747 | 2.0616 | 2.0616 | 3.3232 | 2.6347 | 2.6347 | C3 | 2.3356 | 1.4081 | | 1.5148 | 3.2593 | 2.6294 | 2.6294 | 1.0989 | 1.0989 | 2.1518 | 2.1516 | 2.1516 | C4 | 3.6541 | 2.3741 | 1.5148 | | 4.3947 | 4.0158 | 4.0158 | 2.1601 | 2.1601 | 1.0911 | 1.0903 | 1.0903 | H5 | 1.0886 | 2.0207 | 3.2593 | 4.3947 | | 1.7785 | 1.7785 | 3.5807 | 3.5807 | 5.3225 | 4.5496 | 4.5496 | H6 | 1.0974 | 2.0747 | 2.6294 | 4.0158 | 1.7785 | | 1.7789 | 2.9907 | 2.4073 | 4.7052 | 4.1997 | 4.5591 | H7 | 1.0974 | 2.0747 | 2.6294 | 4.0158 | 1.7785 | 1.7789 | | 2.4073 | 2.9907 | 4.7052 | 4.5591 | 4.1997 | H8 | 2.5968 | 2.0616 | 1.0989 | 2.1601 | 3.5807 | 2.9907 | 2.4073 | | 1.7703 | 2.4930 | 3.0654 | 2.5028 | H9 | 2.5968 | 2.0616 | 1.0989 | 2.1601 | 3.5807 | 2.4073 | 2.9907 | 1.7703 | | 2.4930 | 2.5028 | 3.0654 | H10 | 4.4729 | 3.3232 | 2.1518 | 1.0911 | 5.3225 | 4.7052 | 4.7052 | 2.4930 | 2.4930 | | 1.7728 | 1.7728 | H11 | 3.9526 | 2.6347 | 2.1516 | 1.0903 | 4.5496 | 4.1997 | 4.5591 | 3.0654 | 2.5028 | 1.7728 | | 1.7695 | H12 | 3.9526 | 2.6347 | 2.1516 | 1.0903 | 4.5496 | 4.5591 | 4.1997 | 2.5028 | 3.0654 | 1.7728 | 1.7695 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
O2 |
C3 |
112.323 |
|
O2 |
C1 |
H5 |
107.667 |
| O2 |
C1 |
H6 |
111.508 |
|
O2 |
C1 |
H7 |
111.508 |
| O2 |
C3 |
C4 |
108.573 |
|
O2 |
C3 |
H8 |
110.023 |
| O2 |
C3 |
H9 |
110.023 |
|
C3 |
C4 |
H10 |
110.270 |
| C3 |
C4 |
H11 |
110.298 |
|
C3 |
C4 |
H12 |
110.298 |
| C4 |
C3 |
H8 |
110.455 |
|
C4 |
C3 |
H9 |
110.455 |
| H5 |
C1 |
H6 |
108.901 |
|
H5 |
C1 |
H7 |
108.901 |
| H6 |
C1 |
H7 |
108.296 |
|
H8 |
C3 |
H9 |
107.310 |
| H10 |
C4 |
H11 |
108.721 |
|
H10 |
C4 |
H12 |
108.721 |
| H11 |
C4 |
H12 |
108.484 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability