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

using model chemistry: QCISD(T)=FULL/aug-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 QCISD(T)=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-477.294091
Energy at 298.15K 
HF Energy-476.763475
Nuclear repulsion energy109.684740
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 QCISD(T)=FULL/aug-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 3135 3041        
2 A1 3022 2931        
3 A1 1464 1420        
4 A1 1347 1306        
5 A1 1037 1006        
6 A1 691 670        
7 A1 258 250        
8 A2 3114 3021        
9 A2 1442 1399        
10 A2 934 906        
11 A2 164 159        
12 B1 3108 3015        
13 B1 1454 1410        
14 B1 972 942        
15 B1 177 171        
16 B2 3135 3042        
17 B2 3025 2934        
18 B2 1456 1412        
19 B2 1320 1281        
20 B2 901 874        
21 B2 742 720        

Unscaled Zero Point Vibrational Energy (zpe) 16447.6 cm-1
Scaled (by 0.9701) Zero Point Vibrational Energy (zpe) 15955.8 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 QCISD(T)=FULL/aug-cc-pVDZ
ABC
0.56713 0.25122 0.18681

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.678
C2 0.000 1.380 -0.526
C3 0.000 -1.380 -0.526
H4 0.000 2.321 0.047
H5 0.000 -2.321 0.047
H6 0.904 1.343 -1.158
H7 -0.904 1.343 -1.158
H8 -0.904 -1.343 -1.158
H9 0.904 -1.343 -1.158

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.83131.83132.40542.40542.44782.44782.44782.4478
C21.83132.75921.10233.74491.10351.10352.93742.9374
C31.83132.75923.74491.10232.93742.93741.10351.1035
H42.40541.10233.74494.64231.79621.79623.96163.9616
H52.40543.74491.10234.64233.96163.96161.79621.7962
H62.44781.10352.93741.79623.96161.80783.23752.6858
H72.44781.10352.93741.79623.96161.80782.68583.2375
H82.44782.93741.10353.96161.79623.23752.68581.8078
H92.44782.93741.10353.96161.79622.68583.23751.8078

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 107.547 S1 C2 H6 110.577
S1 C2 H7 110.577 S1 C3 H5 107.547
S1 C3 H8 110.577 S1 C3 H9 110.577
C2 S1 C3 97.767 H4 C2 H6 109.041
H4 C2 H7 109.041 H5 C3 H8 109.041
H5 C3 H9 109.041 H6 C2 H7 109.998
H8 C3 H9 109.998
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability