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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-28.347529
Energy at 298.15K 
HF Energy-28.347529
Nuclear repulsion energy37.791267
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 3160 3052 19.43 57.05 0.75 0.86
2 A 3141 3033 15.51 96.71 0.74 0.85
3 A 3053 2948 29.17 162.23 0.02 0.04
4 A 2602 2513 28.93 178.09 0.32 0.48
5 A 1476 1425 10.20 11.12 0.71 0.83
6 A 1456 1406 10.15 17.13 0.75 0.86
7 A 1350 1303 5.49 1.91 0.74 0.85
8 A 971 938 14.00 9.42 0.58 0.74
9 A 964 931 6.38 9.75 0.75 0.86
10 A 873 843 8.92 28.47 0.68 0.81
11 A 678 655 1.53 19.33 0.31 0.48
12 A 490 473 0.97 18.50 0.27 0.42
13 A 308 298 20.30 15.53 0.75 0.86
14 A 230 222 0.26 6.44 0.62 0.77
15 A 170 164 0.75 0.18 0.73 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10461.0 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 10102.2 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
0.54176 0.13958 0.11622

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 -1.681 0.699 -0.004
S2 -0.489 -0.717 0.014
S3 1.382 0.248 -0.089
H4 1.597 0.435 1.249
H5 -1.527 1.323 -0.897
H6 -2.684 0.240 -0.043
H7 -1.591 1.307 0.910

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.85123.09693.51921.10041.10421.1009
S21.85122.10792.68402.46442.39512.4723
S33.09692.10791.36753.20544.06613.3101
H43.51922.68401.36753.89364.47613.3228
H51.10042.46443.20543.89361.80031.8085
H61.10422.39514.06614.47611.80031.8001
H71.10092.47233.31013.32281.80851.8001

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 102.734 S2 C1 H5 110.628
S2 C1 H6 105.468 S2 C1 H7 111.191
S2 S3 H4 98.882 H5 C1 H6 109.497
H5 C1 H7 110.481 H6 C1 H7 109.443
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 -0.480      
2 S -0.073      
3 S -0.148      
4 H 0.126      
5 H 0.202      
6 H 0.183      
7 H 0.191      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.142 1.427 1.050 2.108
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.136 -0.295 2.075
y -0.295 -33.551 0.681
z 2.075 0.681 -31.544
Traceless
 xyz
x 3.411 -0.295 2.075
y -0.295 -3.211 0.681
z 2.075 0.681 -0.200
Polar
3z2-r2-0.401
x2-y24.414
xy-0.295
xz2.075
yz0.681


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.183 0.515 0.131
y 0.515 5.615 0.081
z 0.131 0.081 4.394


<r2> (average value of r2) Å2
<r2> 70.791
(<r2>)1/2 8.414