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

using model chemistry: B3LYP/CEP-121G*

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-121G*
 hartrees
Energy at 0K-28.354201
Energy at 298.15K 
HF Energy-28.354201
Nuclear repulsion energy37.889634
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-121G*
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 3134 3038 14.70 66.56 0.75 0.86
2 A 3116 3020 13.54 103.14 0.74 0.85
3 A 3027 2934 29.22 169.98 0.03 0.05
4 A 2567 2489 21.83 185.41 0.30 0.46
5 A 1487 1442 10.85 12.09 0.74 0.85
6 A 1469 1424 10.30 15.35 0.75 0.86
7 A 1360 1318 5.37 2.80 0.46 0.63
8 A 975 945 9.68 6.07 0.55 0.71
9 A 970 940 3.00 5.23 0.75 0.85
10 A 874 847 8.27 30.37 0.58 0.74
11 A 678 658 1.39 17.20 0.30 0.47
12 A 491 476 0.88 15.56 0.26 0.42
13 A 316 306 17.22 6.56 0.75 0.86
14 A 231 224 0.21 5.30 0.56 0.72
15 A 169 164 0.58 0.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10431.6 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 10112.4 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-121G*
ABC
0.54261 0.14026 0.11667

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.677 0.699 -0.005
S2 -0.488 -0.717 0.015
S3 1.379 0.248 -0.089
H4 1.592 0.445 1.246
H5 -1.522 1.322 -0.890
H6 -2.677 0.249 -0.045
H7 -1.587 1.302 0.904

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.84893.08983.50931.09351.09721.0943
S21.84892.10412.68222.45862.39312.4647
S33.08982.10411.36633.19534.05573.3006
H43.50932.68221.36633.87704.46423.3106
H51.09352.45863.19533.87701.78821.7956
H61.09722.39314.05574.46421.78821.7878
H71.09432.46473.30063.31061.79561.7878

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 102.629 S2 C1 H5 110.716
S2 C1 H6 105.802 S2 C1 H7 111.136
S2 S3 H4 99.007 H5 C1 H6 109.423
H5 C1 H7 110.311 H6 C1 H7 109.339
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.567      
2 S -0.005      
3 S -0.137      
4 H 0.121      
5 H 0.204      
6 H 0.191      
7 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.038 1.297 0.925 1.902
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.478 -0.229 1.856
y -0.229 -33.761 0.622
z 1.856 0.622 -31.858
Traceless
 xyz
x 3.331 -0.229 1.856
y -0.229 -3.093 0.622
z 1.856 0.622 -0.239
Polar
3z2-r2-0.477
x2-y24.283
xy-0.229
xz1.856
yz0.622


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.737 0.296 0.203
y 0.296 6.368 0.106
z 0.203 0.106 5.545


<r2> (average value of r2) Å2
<r2> 70.738
(<r2>)1/2 8.411