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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-832.854521
Energy at 298.15K 
HF Energy-832.854521
Nuclear repulsion energy148.665128
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 B3PW91/3-21G*
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 3166 3038 4.68 54.51 0.75 0.86
2 A 3147 3019 4.14 81.96 0.75 0.86
3 A 3060 2936 12.11 128.22 0.03 0.06
4 A 2628 2521 18.66 153.59 0.31 0.47
5 A 1535 1473 14.00 18.09 0.73 0.84
6 A 1522 1460 15.56 25.63 0.75 0.86
7 A 1411 1353 0.04 7.47 0.41 0.58
8 A 1019 978 15.91 6.27 0.59 0.74
9 A 1012 971 7.51 6.85 0.75 0.86
10 A 916 879 9.14 36.31 0.65 0.79
11 A 689 661 1.83 11.83 0.31 0.47
12 A 501 481 0.74 13.10 0.28 0.44
13 A 343 329 21.39 13.11 0.75 0.86
14 A 244 234 0.15 5.75 0.61 0.76
15 A 166 159 0.80 0.05 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10678.6 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 10245.0 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 B3PW91/3-21G*
ABC
0.55568 0.14570 0.12097

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.652 0.684 -0.006
S2 -0.471 -0.709 0.016
S3 1.349 0.246 -0.089
H4 1.566 0.466 1.230
H5 -1.490 1.311 -0.887
H6 -2.653 0.238 -0.057
H7 -1.571 1.283 0.905

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82703.03443.45381.09291.09671.0934
S21.82702.05832.64572.43612.37982.4435
S33.03442.05831.35373.13574.00223.2547
H43.45382.64571.35373.81194.41623.2579
H51.09292.43613.13573.81191.78601.7940
H61.09672.37984.00224.41621.78601.7856
H71.09342.44353.25473.25791.79401.7856

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 102.542 S2 C1 H5 110.556
S2 C1 H6 106.272 S2 C1 H7 111.086
S2 S3 H4 99.613 H5 C1 H6 109.304
H5 C1 H7 110.286 H6 C1 H7 109.236
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.802      
2 S 0.062      
3 S -0.165      
4 H 0.151      
5 H 0.258      
6 H 0.250      
7 H 0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.119 1.397 1.026 2.063
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.980 -0.373 2.012
y -0.373 -35.085 0.703
z 2.012 0.703 -33.312
Traceless
 xyz
x 3.219 -0.373 2.012
y -0.373 -2.939 0.703
z 2.012 0.703 -0.279
Polar
3z2-r2-0.559
x2-y24.105
xy-0.373
xz2.012
yz0.703


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.367 0.532 0.243
y 0.532 5.133 0.152
z 0.243 0.152 4.589


<r2> (average value of r2) Å2
<r2> 102.639
(<r2>)1/2 10.131