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

using model chemistry: PBE1PBE/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 PBE1PBE/3-21G*
 hartrees
Energy at 0K-832.604664
Energy at 298.15K 
HF Energy-832.604664
Nuclear repulsion energy149.199822
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 PBE1PBE/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 3178 3050 3.76 53.68 0.75 0.86
2 A 3160 3033 3.41 81.11 0.75 0.86
3 A 3071 2947 11.26 125.37 0.03 0.05
4 A 2654 2547 15.83 151.25 0.31 0.47
5 A 1538 1476 14.39 17.95 0.73 0.84
6 A 1524 1463 16.46 25.37 0.75 0.86
7 A 1416 1360 0.14 7.40 0.42 0.59
8 A 1024 983 16.26 6.16 0.58 0.73
9 A 1017 976 7.55 6.64 0.75 0.86
10 A 924 887 9.32 35.26 0.66 0.79
11 A 705 677 1.86 11.57 0.31 0.48
12 A 514 493 0.69 13.28 0.28 0.44
13 A 346 332 22.09 12.77 0.75 0.86
14 A 247 237 0.13 5.56 0.62 0.76
15 A 169 162 0.81 0.05 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10743.1 cm-1
Scaled (by 0.9598) Zero Point Vibrational Energy (zpe) 10311.3 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 PBE1PBE/3-21G*
ABC
0.55676 0.14720 0.12204

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.642 0.684 -0.006
S2 -0.469 -0.708 0.017
S3 1.343 0.245 -0.088
H4 1.556 0.470 1.227
H5 -1.474 1.312 -0.885
H6 -2.645 0.244 -0.061
H7 -1.561 1.282 0.905

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.82033.01773.43361.09291.09651.0933
S21.82032.05052.63742.43002.37612.4377
S33.01772.05051.35183.11613.98763.2395
H43.43362.63741.35183.78834.39933.2364
H51.09292.43003.11613.78831.78531.7928
H61.09652.37613.98764.39931.78531.7847
H71.09332.43773.23953.23641.79281.7847

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 102.287 S2 C1 H5 110.559
S2 C1 H6 106.447 S2 C1 H7 111.113
S2 S3 H4 99.594 H5 C1 H6 109.262
H5 C1 H7 110.187 H6 C1 H7 109.180
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.819      
2 S 0.065      
3 S -0.167      
4 H 0.155      
5 H 0.262      
6 H 0.255      
7 H 0.249      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.112 1.410 1.037 2.073
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.097 -0.368 2.027
y -0.368 -35.174 0.725
z 2.027 0.725 -33.377
Traceless
 xyz
x 3.179 -0.368 2.027
y -0.368 -2.937 0.725
z 2.027 0.725 -0.242
Polar
3z2-r2-0.484
x2-y24.078
xy-0.368
xz2.027
yz0.725


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.273 0.525 0.240
y 0.525 5.112 0.155
z 0.240 0.155 4.574


<r2> (average value of r2) Å2
<r2> 102.004
(<r2>)1/2 10.100