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

using model chemistry: PBEPBE/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 PBEPBE/3-21G
 hartrees
Energy at 0K-832.300617
Energy at 298.15K 
HF Energy-832.300617
Nuclear repulsion energy139.276374
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 PBEPBE/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 3135 3106 3.78 46.52 0.75 0.86
2 A 3107 3079 3.48 82.31 0.75 0.86
3 A 3009 2981 6.11 143.27 0.05 0.09
4 A 2357 2335 29.84 153.62 0.33 0.49
5 A 1486 1473 16.21 17.62 0.68 0.81
6 A 1472 1459 15.89 25.24 0.75 0.86
7 A 1341 1329 1.43 5.56 0.37 0.54
8 A 967 959 11.77 7.25 0.62 0.77
9 A 960 951 6.72 9.83 0.75 0.86
10 A 772 765 2.04 37.23 0.68 0.81
11 A 622 616 1.84 12.88 0.34 0.51
12 A 416 413 0.74 19.66 0.29 0.45
13 A 244 241 28.34 27.19 0.75 0.86
14 A 197 196 0.62 8.80 0.62 0.77
15 A 138 137 1.39 0.48 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10111.5 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 10019.5 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 PBEPBE/3-21G
ABC
0.47739 0.12816 0.10550

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.676 0.801 -0.001
S2 -0.586 -0.760 0.009
S3 1.466 0.238 -0.088
H4 1.643 0.353 1.288
H5 -1.435 1.400 -0.889
H6 -2.711 0.426 -0.057
H7 -1.521 1.369 0.926

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.90403.19303.58851.09791.10261.0983
S21.90402.28432.80082.48912.43492.4996
S33.19302.28431.39213.22634.18163.3512
H43.58852.80081.39213.91314.55793.3429
H51.09792.48913.22633.91311.80791.8177
H61.10262.43494.18164.55791.80791.8086
H71.09832.49963.35123.34291.81771.8086

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 98.940 S2 C1 H5 109.061
S2 C1 H6 105.015 S2 C1 H7 109.797
S2 S3 H4 96.215 H5 C1 H6 110.492
H5 C1 H7 111.724 H6 C1 H7 110.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.832      
2 S 0.087      
3 S -0.137      
4 H 0.113      
5 H 0.264      
6 H 0.254      
7 H 0.250      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.268 1.517 1.262 2.345
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.523 -0.706 2.403
y -0.706 -35.768 0.492
z 2.403 0.492 -33.956
Traceless
 xyz
x 3.340 -0.706 2.403
y -0.706 -3.029 0.492
z 2.403 0.492 -0.311
Polar
3z2-r2-0.622
x2-y24.246
xy-0.706
xz2.403
yz0.492


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.531 0.783 0.238
y 0.783 5.269 0.092
z 0.238 0.092 4.508


<r2> (average value of r2) Å2
<r2> 113.821
(<r2>)1/2 10.669