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

using model chemistry: HF/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-835.221622
Energy at 298.15K 
HF Energy-835.221622
Nuclear repulsion energy149.189395
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/6-31+G**
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 3309 2992 9.23 66.66 0.75 0.86
2 A 3293 2978 8.16 90.39 0.74 0.85
3 A 3204 2897 27.66 134.09 0.02 0.04
4 A 2870 2595 7.01 156.38 0.34 0.50
5 A 1603 1449 9.82 9.12 0.70 0.83
6 A 1586 1434 9.09 14.13 0.75 0.86
7 A 1495 1352 6.06 0.76 0.63 0.77
8 A 1082 979 8.75 3.86 0.31 0.47
9 A 1074 971 1.21 2.14 0.75 0.86
10 A 990 895 12.16 16.01 0.67 0.80
11 A 769 695 1.87 22.85 0.38 0.55
12 A 558 505 1.03 35.48 0.24 0.38
13 A 322 291 22.79 1.61 0.75 0.86
14 A 262 237 0.09 4.43 0.57 0.73
15 A 190 172 0.68 0.13 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11303.2 cm-1
Scaled (by 0.9042) Zero Point Vibrational Energy (zpe) 10220.4 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/6-31+G**
ABC
0.56518 0.14587 0.12136

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.646 0.682 -0.005
S2 -0.476 -0.703 0.015
S3 1.351 0.243 -0.087
H4 1.563 0.446 1.210
H5 -1.506 1.289 -0.889
H6 -2.636 0.241 -0.026
H7 -1.546 1.291 0.883

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81323.03053.43951.08091.08371.0814
S21.81322.06042.62812.41782.35702.4231
S33.03052.06041.32943.14693.98743.2296
H43.43952.62811.32943.81234.38133.2376
H51.08092.41783.14693.81231.76631.7725
H61.08372.35703.98744.38131.76631.7651
H71.08142.42313.22963.23761.77251.7651

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 102.765 S2 C1 H5 110.761
S2 C1 H6 106.148 S2 C1 H7 111.135
S2 S3 H4 99.396 H5 C1 H6 109.369
H5 C1 H7 110.106 H6 C1 H7 109.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.463      
2 S -0.016      
3 S -0.074      
4 H 0.057      
5 H 0.172      
6 H 0.162      
7 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.161 1.451 1.034 2.126
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.601 -0.523 2.119
y -0.523 -36.007 0.763
z 2.119 0.763 -33.823
Traceless
 xyz
x 3.314 -0.523 2.119
y -0.523 -3.295 0.763
z 2.119 0.763 -0.019
Polar
3z2-r2-0.039
x2-y24.406
xy-0.523
xz2.119
yz0.763


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.984 0.296 0.207
y 0.296 6.295 0.086
z 0.207 0.086 5.562


<r2> (average value of r2) Å2
<r2> 102.656
(<r2>)1/2 10.132