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: HF/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/cc-pVQZ
 hartrees
Energy at 0K-476.812512
Energy at 298.15K 
HF Energy-476.812512
Nuclear repulsion energy111.257682
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 HF/cc-pVQZ
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 3259 2961 18.72 95.98 0.68 0.81
2 A1 3170 2880 37.01 311.80 0.00 0.00
3 A1 1607 1460 0.89 9.51 0.74 0.85
4 A1 1494 1357 1.29 0.81 0.18 0.30
5 A1 1145 1040 11.16 1.73 0.19 0.31
6 A1 744 675 3.57 26.40 0.11 0.20
7 A1 284 258 0.03 2.64 0.61 0.76
8 A2 3245 2948 0.00 18.63 0.75 0.86
9 A2 1583 1438 0.00 11.69 0.75 0.86
10 A2 1035 941 0.00 0.93 0.75 0.86
11 A2 192 175 0.00 0.07 0.75 0.86
12 B1 3241 2944 40.78 116.81 0.75 0.86
13 B1 1593 1447 13.49 0.07 0.75 0.86
14 B1 1071 973 3.13 0.28 0.75 0.86
15 B1 201 183 1.03 0.13 0.75 0.86
16 B2 3260 2961 7.64 51.79 0.75 0.86
17 B2 3171 2881 38.68 1.12 0.75 0.86
18 B2 1599 1453 13.60 0.07 0.75 0.86
19 B2 1469 1335 8.84 0.00 0.75 0.86
20 B2 990 899 0.08 0.33 0.75 0.86
21 B2 807 733 0.77 12.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17580.6 cm-1
Scaled (by 0.9084) Zero Point Vibrational Energy (zpe) 15970.2 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 HF/cc-pVQZ
ABC
0.61151 0.25036 0.19026

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.649
C2 0.000 1.385 -0.504
C3 0.000 -1.385 -0.504
H4 0.000 2.291 0.083
H5 0.000 -2.291 0.083
H6 0.884 1.371 -1.126
H7 -0.884 1.371 -1.126
H8 -0.884 -1.371 -1.126
H9 0.884 -1.371 -1.126

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80241.80242.36022.36022.41132.41132.41132.4113
C21.80242.76951.08013.72261.08091.08092.96042.9604
C31.80242.76953.72261.08012.96042.96041.08091.0809
H42.36021.08013.72264.58251.75781.75783.95703.9570
H52.36023.72261.08014.58253.95703.95701.75781.7578
H62.41131.08092.96041.75783.95701.76783.26292.7426
H72.41131.08092.96041.75783.95701.76782.74263.2629
H82.41132.96041.08093.95701.75783.26292.74261.7678
H92.41132.96041.08093.95701.75782.74263.26291.7678

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 107.260 S1 C2 H6 111.022
S1 C2 H7 111.022 S1 C3 H5 107.260
S1 C3 H8 111.022 S1 C3 H9 111.022
C2 S1 C3 100.402 H4 C2 H6 108.866
H4 C2 H7 108.866 H5 C3 H8 108.866
H5 C3 H9 108.866 H6 C2 H7 109.725
H8 C3 H9 109.725
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.021      
2 C -0.288      
3 C -0.288      
4 H 0.107      
5 H 0.107      
6 H 0.085      
7 H 0.085      
8 H 0.085      
9 H 0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.749 1.749
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.843 0.000 0.000
y 0.000 -24.113 0.000
z 0.000 0.000 -28.749
Traceless
 xyz
x -2.412 0.000 0.000
y 0.000 4.683 0.000
z 0.000 0.000 -2.271
Polar
3z2-r2-4.543
x2-y2-4.730
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.396 0.000 0.000
y 0.000 7.860 0.000
z 0.000 0.000 6.512


<r2> (average value of r2) Å2
<r2> 76.054
(<r2>)1/2 8.721