All results from a given calculation for HSCH2SH (Methanedithiol)
using model chemistry: CCSD(T)/cc-pVQZ
19 10 17 12 22
States and conformations
State |
Conformation |
minimum conformation |
conformer description |
state description |
1 |
1 |
yes |
C2 |
1A |
Energy calculated at CCSD(T)/cc-pVQZ
| hartrees |
Energy at 0K | -835.954940 |
Energy at 298.15K | |
HF Energy | -835.311158 |
Nuclear repulsion energy | 142.076102 |
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(T)/cc-pVQZ
Geometric Data calculated at CCSD(T)/cc-pVQZ
Point Group is C2
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.000 |
0.000 |
0.785 |
S2 |
0.000 |
1.537 |
-0.180 |
S3 |
0.000 |
-1.537 |
-0.180 |
H4 |
0.880 |
-0.053 |
1.423 |
H5 |
-0.880 |
0.053 |
1.423 |
H6 |
1.090 |
1.248 |
-0.905 |
H7 |
-1.090 |
-1.248 |
-0.905 |
Atom - Atom Distances (Å)
|
C1 |
S2 |
S3 |
H4 |
H5 |
H6 |
H7 |
C1 | | 1.8146 | 1.8146 | 1.0882 | 1.0882 | 2.3666 | 2.3666 |
S2 | 1.8146 | | 3.0739 | 2.4228 | 2.3545 | 1.3405 | 3.0774 | S3 | 1.8146 | 3.0739 | | 2.3545 | 2.4228 | 3.0774 | 1.3405 | H4 | 1.0882 | 2.4228 | 2.3545 | | 1.7637 | 2.6747 | 3.2750 | H5 | 1.0882 | 2.3545 | 2.4228 | 1.7637 | | 3.2750 | 2.6747 | H6 | 2.3666 | 1.3405 | 3.0774 | 2.6747 | 3.2750 | | 3.3137 | H7 | 2.3666 | 3.0774 | 1.3405 | 3.2750 | 2.6747 | 3.3137 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
S2 |
H6 |
96.034 |
|
C1 |
S3 |
H7 |
96.034 |
S2 |
C1 |
S3 |
115.775 |
|
S2 |
C1 |
H4 |
110.655 |
S2 |
C1 |
H5 |
105.673 |
|
S3 |
C1 |
H4 |
105.673 |
S3 |
C1 |
H5 |
110.655 |
|
H4 |
C1 |
H5 |
108.269 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability