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All results from a given calculation for CH3SCH3 (Dimethyl sulfide)

using model chemistry: CCSD/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-477.235831
Energy at 298.15K 
HF Energy-476.757660
Nuclear repulsion energy109.989622
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/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3170 3003 12.51      
2 A1 3059 2898 30.88      
3 A1 1489 1410 0.07      
4 A1 1375 1303 1.40      
5 A1 1054 998 10.12      
6 A1 714 676 2.81      
7 A1 268 254 0.03      
8 A2 3152 2986 0.00      
9 A2 1464 1387 0.00      
10 A2 959 908 0.00      
11 A2 176 167 0.00      
12 B1 3146 2980 37.35      
13 B1 1474 1396 12.01      
14 B1 996 943 4.29      
15 B1 187 178 1.02      
16 B2 3171 3004 5.32      
17 B2 3061 2900 31.84      
18 B2 1481 1403 14.40      
19 B2 1348 1277 10.32      
20 B2 917 869 0.18      
21 B2 767 727 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 16713.3 cm-1
Scaled (by 0.9473) Zero Point Vibrational Energy (zpe) 15832.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD/cc-pVDZ
ABC
0.57591 0.25142 0.18780

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.672
C2 0.000 1.378 -0.520
C3 0.000 -1.378 -0.520
H4 0.000 2.317 0.059
H5 0.000 -2.317 0.059
H6 0.902 1.353 -1.157
H7 -0.902 1.353 -1.157
H8 -0.902 -1.353 -1.157
H9 0.902 -1.353 -1.157

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.82171.82172.39612.39612.44682.44682.44682.4468
C21.82172.75601.10283.73971.10441.10442.94572.9457
C31.82172.75603.73971.10282.94572.94571.10441.1044
H42.39611.10283.73974.63311.79461.79463.96963.9696
H52.39613.73971.10284.63313.96963.96961.79461.7946
H62.44681.10442.94571.79463.96961.80393.25212.7059
H72.44681.10442.94571.79463.96961.80392.70593.2521
H82.44682.94571.10443.96961.79463.25212.70591.8039
H92.44682.94571.10443.96961.79462.70593.25211.8039

picture of Dimethyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H4 107.471 S1 C2 H6 111.101
S1 C2 H7 111.101 S1 C3 H5 107.471
S1 C3 H8 111.101 S1 C3 H9 111.101
C2 S1 C3 98.301 H4 C2 H6 108.792
H4 C2 H7 108.792 H5 C3 H8 108.792
H5 C3 H9 108.792 H6 C2 H7 109.508
H8 C3 H9 109.508
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability