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

using model chemistry: HF/CEP-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/CEP-31G*
 hartrees
Energy at 0K-27.687601
Energy at 298.15K 
HF Energy-27.687601
Nuclear repulsion energy38.370332
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/CEP-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 3350 3008 28.81 61.88 0.75 0.86
2 A 3333 2993 23.09 95.01 0.75 0.85
3 A 3241 2911 50.06 152.48 0.02 0.03
4 A 2877 2584 19.52 179.74 0.35 0.52
5 A 1608 1444 7.58 11.62 0.72 0.84
6 A 1591 1429 6.64 18.25 0.75 0.86
7 A 1494 1341 16.33 0.77 0.55 0.71
8 A 1074 964 10.00 8.80 0.57 0.72
9 A 1064 955 1.75 9.13 0.75 0.86
10 A 984 883 11.71 20.93 0.74 0.85
11 A 769 691 2.21 26.82 0.38 0.55
12 A 567 509 1.14 35.13 0.26 0.41
13 A 317 285 23.96 14.30 0.75 0.86
14 A 257 231 0.10 5.19 0.66 0.79
15 A 190 171 0.64 0.18 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 11358.5 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 10199.9 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/CEP-31G*
ABC
0.55496 0.14448 0.12002

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.654 0.690 -0.005
S2 -0.479 -0.710 0.014
S3 1.358 0.246 -0.087
H4 1.569 0.435 1.222
H5 -1.513 1.295 -0.896
H6 -2.649 0.245 -0.019
H7 -1.545 1.302 0.887

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82733.04533.45801.08681.08991.0873
S21.82732.07282.63882.43232.37092.4382
S33.04532.07281.33933.16154.00723.2387
H43.45802.63881.33933.83724.40103.2497
H51.08682.43233.16153.83721.77821.7837
H61.08992.37094.00724.40101.77821.7771
H71.08732.43823.23873.24971.78371.7771

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 102.489 S2 C1 H5 110.577
S2 C1 H6 105.941 S2 C1 H7 110.990
S2 S3 H4 99.044 H5 C1 H6 109.559
H5 C1 H7 110.254 H6 C1 H7 109.419
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.360      
2 S -0.072      
3 S -0.141      
4 H 0.112      
5 H 0.162      
6 H 0.148      
7 H 0.151      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.180 1.501 1.098 2.202
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.631 -0.413 2.195
y -0.413 -34.042 0.762
z 2.195 0.762 -31.741
Traceless
 xyz
x 3.260 -0.413 2.195
y -0.413 -3.355 0.762
z 2.195 0.762 0.095
Polar
3z2-r20.191
x2-y24.410
xy-0.413
xz2.195
yz0.762


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.573 0.518 0.159
y 0.518 5.306 0.098
z 0.159 0.098 4.200


<r2> (average value of r2) Å2
<r2> 69.437
(<r2>)1/2 8.333