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

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-836.775212
Energy at 298.15K 
HF Energy-836.775212
Nuclear repulsion energy148.211149
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*
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 3180 3043 5.77 61.25 0.75 0.86
2 A 3164 3027 5.42 91.81 0.74 0.85
3 A 3071 2938 15.92 139.74 0.02 0.04
4 A 2642 2528 26.20 171.80 0.32 0.48
5 A 1502 1437 11.40 15.01 0.73 0.85
6 A 1483 1419 10.49 21.39 0.75 0.86
7 A 1382 1322 2.33 6.83 0.41 0.58
8 A 998 955 11.29 6.29 0.57 0.73
9 A 993 950 6.79 6.38 0.72 0.84
10 A 902 863 10.56 34.38 0.64 0.78
11 A 708 677 1.83 10.87 0.33 0.49
12 A 510 488 0.75 15.26 0.28 0.43
13 A 331 317 21.65 9.24 0.75 0.86
14 A 238 228 0.27 5.30 0.58 0.74
15 A 172 165 0.75 0.03 0.75 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10638.1 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 10177.5 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*
ABC
0.56013 0.14389 0.11993

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.657 0.684 -0.005
S2 -0.479 -0.705 0.016
S3 1.360 0.244 -0.089
H4 1.582 0.453 1.231
H5 -1.510 1.308 -0.890
H6 -2.653 0.230 -0.047
H7 -1.578 1.289 0.901

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82153.04973.47481.09241.09541.0929
S21.82152.07132.65802.43632.36792.4431
S33.04972.07131.35423.16394.01303.2712
H43.47482.65801.35423.84594.42953.2853
H51.09242.43633.16393.84591.78291.7925
H61.09542.36794.01304.42951.78291.7823
H71.09292.44313.27123.28531.79251.7823

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 102.963 S2 C1 H5 110.970
S2 C1 H6 105.837 S2 C1 H7 111.458
S2 S3 H4 99.656 H5 C1 H6 109.159
H5 C1 H7 110.218 H6 C1 H7 109.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.659      
2 S 0.033      
3 S -0.143      
4 H 0.125      
5 H 0.221      
6 H 0.213      
7 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.129 1.405 1.025 2.073
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.704 -0.421 2.036
y -0.421 -34.953 0.685
z 2.036 0.685 -33.081
Traceless
 xyz
x 3.314 -0.421 2.036
y -0.421 -3.061 0.685
z 2.036 0.685 -0.253
Polar
3z2-r2-0.506
x2-y24.249
xy-0.421
xz2.036
yz0.685


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.760 0.491 0.211
y 0.491 5.524 0.119
z 0.211 0.119 4.905


<r2> (average value of r2) Å2
<r2> 103.176
(<r2>)1/2 10.158