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

using model chemistry: mPW1PW91/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-836.981749
Energy at 298.15K 
HF Energy-836.981749
Nuclear repulsion energy149.342320
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 mPW1PW91/daug-cc-pVTZ
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 3167 3167 4.06 55.88 0.75 0.86
2 A 3150 3150 4.24 78.97 0.75 0.85
3 A 3061 3061 15.06 198.51 0.03 0.05
4 A 2654 2654 3.75 165.19 0.21 0.35
5 A 1476 1476 9.09 4.14 0.72 0.84
6 A 1455 1455 9.39 5.40 0.75 0.86
7 A 1342 1342 1.78 0.61 0.24 0.39
8 A 977 977 5.55 1.49 0.08 0.16
9 A 972 972 2.79 0.42 0.15 0.26
10 A 886 886 4.57 10.02 0.41 0.58
11 A 713 713 1.80 12.17 0.23 0.37
12 A 523 523 0.61 11.85 0.12 0.21
13 A 329 329 12.72 0.86 0.75 0.86
14 A 241 241 0.20 5.20 0.51 0.67
15 A 166 166 0.39 0.01 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10554.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10554.7 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 mPW1PW91/daug-cc-pVTZ
ABC
0.56859 0.14615 0.12185

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.647 0.678 -0.005
S2 -0.473 -0.699 0.015
S3 1.349 0.243 -0.088
H4 1.561 0.436 1.230
H5 -1.501 1.294 -0.888
H6 -2.637 0.222 -0.041
H7 -1.559 1.278 0.898

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81013.02793.44611.08661.09021.0870
S21.81012.05322.62722.41772.35302.4229
S33.02792.05321.34873.14033.98563.2398
H43.44612.62721.34873.82064.39143.2494
H51.08662.41773.14033.82061.77651.7861
H61.09022.35303.98564.39141.77651.7764
H71.08702.42293.23983.24941.78611.7764

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 103.032 S2 C1 H5 110.664
S2 C1 H6 105.756 S2 C1 H7 111.032
S2 S3 H4 99.011 H5 C1 H6 109.390
H5 C1 H7 110.516 H6 C1 H7 109.357
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.622      
2 S -0.267      
3 S -0.589      
4 H 0.353      
5 H 0.431      
6 H 0.373      
7 H 0.321      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.079 1.194 0.769 1.784
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.778 -0.296 1.586
y -0.296 -34.917 0.579
z 1.586 0.579 -33.050
Traceless
 xyz
x 3.206 -0.296 1.586
y -0.296 -3.003 0.579
z 1.586 0.579 -0.203
Polar
3z2-r2-0.406
x2-y24.139
xy-0.296
xz1.586
yz0.579


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.799 0.178 0.164
y 0.178 7.933 0.054
z 0.164 0.054 6.970


<r2> (average value of r2) Å2
<r2> 101.888
(<r2>)1/2 10.094