return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCSD=FULL/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-477.579167
Energy at 298.15K 
HF Energy-476.796128
Nuclear repulsion energy111.422452
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/6-311+G(3df,2p)
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 3170 10.51      
2 A1 3069 3069 29.39      
3 A1 1519 1519 0.61      
4 A1 1401 1401 0.40      
5 A1 1071 1071 9.99      
6 A1 728 728 2.02      
7 A1 271 271 0.02      
8 A2 3151 3151 0.00      
9 A2 1495 1495 0.00      
10 A2 976 976 0.00      
11 A2 184 184 0.00      
12 B1 3144 3144 23.01      
13 B1 1505 1505 13.60      
14 B1 1010 1010 3.60      
15 B1 196 196 0.74      
16 B2 3171 3171 3.83      
17 B2 3072 3072 26.88      
18 B2 1511 1511 14.11      
19 B2 1377 1377 4.20      
20 B2 929 929 0.18      
21 B2 785 785 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 16866.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16866.0 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=FULL/6-311+G(3df,2p)
ABC
0.59464 0.25681 0.19241

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.661
C2 0.000 1.364 -0.512
C3 0.000 -1.364 -0.512
H4 0.000 2.288 0.061
H5 0.000 -2.288 0.061
H6 0.889 1.339 -1.138
H7 -0.889 1.339 -1.138
H8 -0.889 -1.339 -1.138
H9 0.889 -1.339 -1.138

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.79881.79882.36572.36572.41242.41242.41242.4124
C21.79882.72861.08683.69711.08821.08822.91392.9139
C31.79882.72863.69711.08682.91392.91391.08821.0882
H42.36571.08683.69714.57651.76901.76903.92233.9223
H52.36573.69711.08684.57653.92233.92231.76901.7690
H62.41241.08822.91391.76903.92231.77893.21482.6778
H72.41241.08822.91391.76903.92231.77892.67783.2148
H82.41242.91391.08823.92231.76903.21482.67781.7789
H92.41242.91391.08823.92231.76902.67783.21481.7789

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 107.557 S1 C2 H6 110.946
S1 C2 H7 110.946 S1 C3 H5 107.557
S1 C3 H8 110.946 S1 C3 H9 110.946
C2 S1 C3 98.654 H4 C2 H6 108.841
H4 C2 H7 108.841 H5 C3 H8 108.841
H5 C3 H9 108.841 H6 C2 H7 109.641
H8 C3 H9 109.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability