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

using model chemistry: B1B95/6-31G(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 B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-836.942077
Energy at 298.15K 
HF Energy-836.942077
Nuclear repulsion energy149.908922
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 B1B95/6-31G(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 3190 3055 3.85 52.63 0.75 0.86
2 A 3172 3038 3.72 81.27 0.74 0.85
3 A 3072 2942 13.18 132.76 0.03 0.05
4 A 2662 2549 5.15 135.06 0.29 0.45
5 A 1475 1413 8.11 10.62 0.74 0.85
6 A 1455 1393 7.51 15.09 0.75 0.86
7 A 1340 1283 3.76 3.19 0.49 0.66
8 A 972 931 7.86 3.72 0.44 0.61
9 A 967 926 4.03 3.35 0.69 0.82
10 A 888 850 6.78 18.48 0.60 0.75
11 A 720 690 1.96 10.00 0.26 0.42
12 A 534 511 0.59 11.68 0.19 0.32
13 A 347 332 15.16 3.53 0.75 0.86
14 A 239 229 0.25 4.60 0.55 0.71
15 A 166 159 0.45 0.01 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10598.8 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 10150.5 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 B1B95/6-31G(2df,p)
ABC
0.56985 0.14770 0.12298

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.639 0.676 -0.005
S2 -0.468 -0.699 0.015
S3 1.341 0.243 -0.088
H4 1.552 0.445 1.226
H5 -1.491 1.294 -0.888
H6 -2.631 0.221 -0.044
H7 -1.555 1.277 0.898

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.80603.01243.42871.08801.09161.0884
S21.80602.04212.61842.41512.35082.4214
S33.01242.04211.34623.12453.97183.2285
H43.42872.61841.34623.80184.37743.2329
H51.08802.41513.12453.80181.77851.7879
H61.09162.35083.97184.37741.77851.7780
H71.08842.42143.22853.23291.78791.7780

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 102.870 S2 C1 H5 110.670
S2 C1 H6 105.797 S2 C1 H7 111.125
S2 S3 H4 99.142 H5 C1 H6 109.367
H5 C1 H7 110.464 H6 C1 H7 109.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.418      
2 S -0.048      
3 S -0.206      
4 H 0.179      
5 H 0.169      
6 H 0.164      
7 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.094 1.264 0.846 1.874
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.325 -0.327 1.706
y -0.327 -34.365 0.627
z 1.706 0.627 -32.575
Traceless
 xyz
x 3.145 -0.327 1.706
y -0.327 -2.915 0.627
z 1.706 0.627 -0.230
Polar
3z2-r2-0.460
x2-y24.040
xy-0.327
xz1.706
yz0.627


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.219 0.347 0.168
y 0.347 6.168 0.080
z 0.168 0.080 5.481


<r2> (average value of r2) Å2
<r2> 100.890
(<r2>)1/2 10.044