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

using model chemistry: B2PLYP/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 B2PLYP/3-21G*
 hartrees
Energy at 0K-832.578789
Energy at 298.15K 
HF Energy-832.465961
Nuclear repulsion energy148.427673
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 B2PLYP/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 3183 3183 5.70 52.00 0.75 0.86
2 A 3165 3165 4.72 77.01 0.75 0.86
3 A 3084 3084 13.21 116.81 0.03 0.06
4 A 2674 2674 16.02 144.01 0.31 0.48
5 A 1565 1565 11.38 17.90 0.73 0.84
6 A 1549 1549 12.37 25.40 0.75 0.86
7 A 1436 1436 0.84 6.30 0.42 0.59
8 A 1034 1034 13.13 6.41 0.62 0.76
9 A 1029 1029 5.60 7.04 0.75 0.86
10 A 928 928 9.07 32.38 0.67 0.80
11 A 685 685 1.14 13.94 0.32 0.49
12 A 500 500 0.67 15.39 0.28 0.43
13 A 335 335 20.44 12.76 0.75 0.86
14 A 246 246 0.11 5.56 0.62 0.76
15 A 169 169 0.66 0.05 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10789.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10789.7 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 B2PLYP/3-21G*
ABC
0.55054 0.14550 0.12054

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.653 0.690 -0.006
S2 -0.473 -0.713 0.016
S3 1.351 0.247 -0.088
H4 1.560 0.470 1.225
H5 -1.488 1.311 -0.887
H6 -2.653 0.250 -0.052
H7 -1.562 1.289 0.900

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.83353.03753.44781.08991.09351.0904
S21.83352.06382.64412.43762.38452.4446
S33.03752.06381.34763.13514.00433.2478
H43.44782.64411.34763.80204.40783.2441
H51.08992.43763.13513.80201.78321.7886
H61.09352.38454.00434.40781.78321.7823
H71.09042.44463.24783.24411.78861.7823

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 102.249 S2 C1 H5 110.390
S2 C1 H6 106.344 S2 C1 H7 110.887
S2 S3 H4 99.482 H5 C1 H6 109.508
H5 C1 H7 110.236 H6 C1 H7 109.391
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.716      
2 S 0.053      
3 S -0.152      
4 H 0.139      
5 H 0.232      
6 H 0.225      
7 H 0.220      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.079 1.370 1.000 2.011
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.341 -0.350 1.962
y -0.350 -35.326 0.718
z 1.962 0.718 -33.567
Traceless
 xyz
x 3.106 -0.350 1.962
y -0.350 -2.872 0.718
z 1.962 0.718 -0.233
Polar
3z2-r2-0.467
x2-y23.985
xy-0.350
xz1.962
yz0.718


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.243 0.526 0.234
y 0.526 5.082 0.150
z 0.234 0.150 4.522


<r2> (average value of r2) Å2
<r2> 103.031
(<r2>)1/2 10.150