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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-836.798220
Energy at 298.15K 
HF Energy-836.798220
Nuclear repulsion energy149.093145
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 B3PW91/6-31G(2df,p)
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 3168 3046 4.01 53.83 0.75 0.86
2 A 3150 3029 3.96 82.81 0.75 0.85
3 A 3053 2935 13.55 135.88 0.03 0.05
4 A 2641 2539 6.13 138.77 0.29 0.45
5 A 1469 1413 8.42 10.68 0.74 0.85
6 A 1449 1393 7.61 15.21 0.75 0.86
7 A 1336 1284 3.74 3.33 0.47 0.64
8 A 970 933 8.30 3.73 0.44 0.61
9 A 965 927 4.16 3.40 0.70 0.82
10 A 884 850 6.64 19.67 0.59 0.74
11 A 706 679 2.05 9.83 0.26 0.41
12 A 522 502 0.61 11.37 0.19 0.32
13 A 335 322 15.53 3.56 0.75 0.86
14 A 240 231 0.27 4.84 0.54 0.70
15 A 165 159 0.48 0.02 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10526.4 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 10120.1 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 B3PW91/6-31G(2df,p)
ABC
0.56826 0.14549 0.12140

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.654 0.676 -0.005
S2 -0.470 -0.700 0.015
S3 1.350 0.244 -0.088
H4 1.567 0.446 1.230
H5 -1.512 1.295 -0.892
H6 -2.645 0.212 -0.041
H7 -1.572 1.280 0.900

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81493.03653.45731.09101.09461.0914
S21.81492.05332.63382.42612.35882.4322
S33.03652.05331.35083.15313.99583.2539
H43.45732.63381.35083.83434.40573.2643
H51.09102.42613.15313.83431.78321.7931
H61.09462.35883.99584.40571.78321.7829
H71.09142.43223.25393.26431.79311.7829

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 103.265 S2 C1 H5 110.731
S2 C1 H6 105.657 S2 C1 H7 111.172
S2 S3 H4 99.296 H5 C1 H6 109.358
H5 C1 H7 110.496 H6 C1 H7 109.295
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.453      
2 S -0.049      
3 S -0.209      
4 H 0.183      
5 H 0.181      
6 H 0.176      
7 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.115 1.282 0.860 1.904
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.312 -0.332 1.744
y -0.332 -34.450 0.633
z 1.744 0.633 -32.643
Traceless
 xyz
x 3.235 -0.332 1.744
y -0.332 -2.972 0.633
z 1.744 0.633 -0.262
Polar
3z2-r2-0.525
x2-y24.138
xy-0.332
xz1.744
yz0.633


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.338 0.358 0.167
y 0.358 6.219 0.080
z 0.167 0.080 5.526


<r2> (average value of r2) Å2
<r2> 101.951
(<r2>)1/2 10.097