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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G
 hartrees
Energy at 0K-28.285119
Energy at 298.15K 
HF Energy-28.285119
Nuclear repulsion energy36.517457
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 B3LYP/CEP-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 3193 3092 25.89 56.05 0.75 0.86
2 A 3173 3073 15.36 103.48 0.74 0.85
3 A 3060 2963 29.72 184.04 0.02 0.04
4 A 2446 2369 63.32 218.80 0.33 0.50
5 A 1480 1433 14.08 14.29 0.66 0.79
6 A 1461 1414 15.42 21.46 0.75 0.86
7 A 1363 1320 4.26 1.06 0.74 0.85
8 A 980 949 14.94 10.60 0.64 0.78
9 A 978 947 9.44 15.38 0.75 0.86
10 A 789 764 4.66 32.28 0.73 0.84
11 A 639 619 1.39 28.50 0.34 0.51
12 A 435 422 1.01 35.10 0.28 0.44
13 A 237 230 29.89 34.21 0.75 0.86
14 A 206 199 0.80 8.95 0.66 0.79
15 A 148 143 1.32 0.59 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10294.0 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 9968.7 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 B3LYP/CEP-31G
ABC
0.49374 0.12642 0.10506

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.721 0.767 0.001
S2 -0.561 -0.750 0.009
S3 1.467 0.247 -0.089
H4 1.686 0.355 1.285
H5 -1.519 1.384 -0.886
H6 -2.739 0.347 -0.051
H7 -1.597 1.351 0.924

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.90933.23193.66491.09841.10231.0991
S21.90932.26242.81112.50352.43922.5137
S33.23192.26241.39603.29284.20783.4104
H43.66492.81111.39604.00544.62303.4496
H51.09842.50353.29284.00541.80531.8112
H61.10232.43924.20784.62301.80531.8063
H71.09912.51373.41043.44961.81121.8063

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 101.219 S2 C1 H5 109.723
S2 C1 H6 104.993 S2 C1 H7 110.434
S2 S3 H4 97.595 H5 C1 H6 110.235
H5 C1 H7 111.017 H6 C1 H7 110.275
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.580      
2 S 0.004      
3 S -0.089      
4 H 0.059      
5 H 0.212      
6 H 0.196      
7 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.390 1.610 1.353 2.521
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.787 -0.898 2.609
y -0.898 -34.366 0.525
z 2.609 0.525 -32.234
Traceless
 xyz
x 3.513 -0.898 2.609
y -0.898 -3.355 0.525
z 2.609 0.525 -0.158
Polar
3z2-r2-0.316
x2-y24.579
xy-0.898
xz2.609
yz0.525


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.112 0.819 0.209
y 0.819 5.464 0.052
z 0.209 0.052 4.005


<r2> (average value of r2) Å2
<r2> 75.345
(<r2>)1/2 8.680