All results from a given calculation for C2H4S (Thiirane)
using model chemistry: CCSD=FULL/cc-pVQZ
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
C2V |
1A1 |
Energy calculated at CCSD=FULL/cc-pVQZ
| | hartrees |
| Energy at 0K | -476.312161 |
| Energy at 298.15K | |
| HF Energy | -475.620488 |
| Nuclear repulsion energy | 101.771165 |
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 CCSD=FULL/cc-pVQZ
Geometric Data calculated at CCSD=FULL/cc-pVQZ
Point Group is C2v
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| S1 |
0.000 |
0.000 |
0.860 |
| C2 |
0.000 |
0.738 |
-0.791 |
| C3 |
0.000 |
-0.738 |
-0.791 |
| H4 |
-0.910 |
1.243 |
-1.066 |
| H5 |
0.910 |
1.243 |
-1.066 |
| H6 |
0.910 |
-1.243 |
-1.066 |
| H7 |
-0.910 |
-1.243 |
-1.066 |
Atom - Atom Distances (Å)
| |
S1 |
C2 |
C3 |
H4 |
H5 |
H6 |
H7 |
| S1 | | 1.8076 | 1.8076 | 2.4664 | 2.4664 | 2.4664 | 2.4664 |
C2 | 1.8076 | | 1.4759 | 1.0769 | 1.0769 | 2.1977 | 2.1977 | C3 | 1.8076 | 1.4759 | | 2.1977 | 2.1977 | 1.0769 | 1.0769 | H4 | 2.4664 | 1.0769 | 2.1977 | | 1.8202 | 3.0816 | 2.4866 | H5 | 2.4664 | 1.0769 | 2.1977 | 1.8202 | | 2.4866 | 3.0816 | H6 | 2.4664 | 2.1977 | 1.0769 | 3.0816 | 2.4866 | | 1.8202 | H7 | 2.4664 | 2.1977 | 1.0769 | 2.4866 | 3.0816 | 1.8202 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| S1 |
C2 |
C3 |
65.904 |
|
S1 |
C2 |
H4 |
115.176 |
| S1 |
C2 |
H5 |
115.176 |
|
S1 |
C3 |
C2 |
65.904 |
| S1 |
C3 |
H6 |
115.176 |
|
S1 |
C3 |
H7 |
115.176 |
| C2 |
S1 |
C3 |
48.191 |
|
C2 |
C3 |
H6 |
117.987 |
| C2 |
C3 |
H7 |
117.987 |
|
C3 |
C2 |
H4 |
117.987 |
| C3 |
C2 |
H5 |
117.987 |
|
H4 |
C2 |
H5 |
115.363 |
| H6 |
C3 |
H7 |
115.363 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability