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

using model chemistry: CCD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/aug-cc-pVTZ
 hartrees
Energy at 0K-477.390881
Energy at 298.15K 
HF Energy-476.803460
Nuclear repulsion energy110.975240
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 CCD/aug-cc-pVTZ
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 3165 3028 9.81      
2 A1 3061 2929 28.11      
3 A1 1516 1450 0.74      
4 A1 1393 1333 0.47      
5 A1 1071 1025 9.28      
6 A1 722 691 2.10      
7 A1 267 256 0.03      
8 A2 3148 3013 0.00      
9 A2 1492 1428 0.00      
10 A2 976 934 0.00      
11 A2 181 173 0.00      
12 B1 3141 3006 21.21      
13 B1 1502 1437 13.06      
14 B1 1010 966 3.37      
15 B1 189 181 0.72      
16 B2 3165 3029 3.35      
17 B2 3064 2932 24.93      
18 B2 1508 1443 13.32      
19 B2 1370 1312 4.85      
20 B2 933 893 0.16      
21 B2 776 743 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 16824.6 cm-1
Scaled (by 0.957) Zero Point Vibrational Energy (zpe) 16101.2 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 CCD/aug-cc-pVTZ
ABC
0.58779 0.25501 0.19074

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.665
C2 0.000 1.370 -0.516
C3 0.000 -1.370 -0.516
H4 0.000 2.295 0.057
H5 0.000 -2.295 0.057
H6 0.891 1.340 -1.141
H7 -0.891 1.340 -1.141
H8 -0.891 -1.340 -1.141
H9 0.891 -1.340 -1.141

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80891.80892.37402.37402.41902.41902.41902.4190
C21.80892.74021.08813.70961.08931.08932.92032.9203
C31.80892.74023.70961.08812.92032.92031.08931.0893
H42.37401.08813.70964.58981.77301.77303.92953.9295
H52.37403.70961.08814.58983.92953.92951.77301.7730
H62.41901.08932.92031.77303.92951.78303.21832.6793
H72.41901.08932.92031.77303.92951.78302.67933.2183
H82.41902.92031.08933.92951.77303.21832.67931.7830
H92.41902.92031.08933.92951.77302.67933.21831.7830

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 107.442 S1 C2 H6 110.705
S1 C2 H7 110.705 S1 C3 H5 107.442
S1 C3 H8 110.705 S1 C3 H9 110.705
C2 S1 C3 98.476 H4 C2 H6 109.035
H4 C2 H7 109.035 H5 C3 H8 109.035
H5 C3 H9 109.035 H6 C2 H7 109.857
H8 C3 H9 109.857
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability