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All results from a given calculation for CH3SSH (Hydrogen methyl disulfide)

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-835.211384
Energy at 298.15K 
HF Energy-835.211384
Nuclear repulsion energy149.250692
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3334 2996 10.32 63.66 0.75 0.86
2 A 3317 2980 8.64 89.84 0.75 0.86
3 A 3231 2903 26.92 121.41 0.02 0.04
4 A 2892 2598 17.44 166.40 0.35 0.52
5 A 1626 1461 8.72 14.12 0.73 0.84
6 A 1610 1446 7.97 20.35 0.75 0.86
7 A 1516 1362 8.87 1.71 0.46 0.63
8 A 1093 982 10.45 5.53 0.51 0.67
9 A 1085 974 1.89 5.69 0.75 0.86
10 A 1005 903 11.68 21.53 0.72 0.83
11 A 771 693 1.85 20.84 0.40 0.58
12 A 562 505 1.00 35.79 0.27 0.43
13 A 331 297 22.60 8.62 0.75 0.85
14 A 262 236 0.10 4.67 0.61 0.76
15 A 190 171 0.62 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11411.3 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 10253.0 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 HF/6-31G*
ABC
0.56456 0.14610 0.12148

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.646 0.682 -0.006
S2 -0.475 -0.704 0.015
S3 1.350 0.243 -0.087
H4 1.562 0.453 1.208
H5 -1.506 1.289 -0.888
H6 -2.636 0.242 -0.027
H7 -1.547 1.291 0.882

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81443.02893.43741.08051.08341.0810
S21.81442.05842.62842.41902.35912.4242
S33.02892.05841.32843.14523.98613.2287
H43.43742.62841.32843.80864.38043.2357
H51.08052.41903.14523.80861.76531.7710
H61.08342.35913.98614.38041.76531.7640
H71.08102.42423.22873.23571.77101.7640

picture of Hydrogen methyl disulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 S3 102.721 S2 C1 H5 110.797
S2 C1 H6 106.237 S2 C1 H7 111.162
S2 S3 H4 99.545 H5 C1 H6 109.336
H5 C1 H7 110.042 H6 C1 H7 109.172
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.634      
2 S 0.039      
3 S -0.130      
4 H 0.110      
5 H 0.211      
6 H 0.204      
7 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.154 1.445 1.021 2.112
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.523 -0.499 2.073
y -0.499 -35.748 0.749
z 2.073 0.749 -33.721
Traceless
 xyz
x 3.212 -0.499 2.073
y -0.499 -3.126 0.749
z 2.073 0.749 -0.086
Polar
3z2-r2-0.171
x2-y24.225
xy-0.499
xz2.073
yz0.749


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.410 0.488 0.221
y 0.488 5.363 0.125
z 0.221 0.125 4.761


<r2> (average value of r2) Å2
<r2> 102.494
(<r2>)1/2 10.124