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

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-832.997779
Energy at 298.15K 
HF Energy-832.997779
Nuclear repulsion energy149.466316
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 B1B95/3-21G*
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 3187 3043 4.33 53.51 0.75 0.86
2 A 3169 3026 3.67 81.16 0.75 0.86
3 A 3081 2942 11.70 124.96 0.03 0.05
4 A 2653 2534 15.44 149.35 0.31 0.47
5 A 1541 1472 13.70 17.99 0.73 0.84
6 A 1528 1459 15.83 25.31 0.75 0.86
7 A 1418 1354 0.07 7.28 0.42 0.60
8 A 1023 976 15.48 6.28 0.59 0.74
9 A 1016 970 7.13 6.69 0.75 0.86
10 A 920 878 9.45 34.57 0.66 0.80
11 A 701 670 1.70 12.10 0.31 0.48
12 A 511 488 0.75 13.34 0.28 0.44
13 A 364 347 21.13 12.62 0.75 0.86
14 A 244 233 0.15 5.32 0.62 0.76
15 A 167 160 0.73 0.04 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10761.2 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 10275.9 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 B1B95/3-21G*
ABC
0.55648 0.14797 0.12253

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.637 0.685 -0.006
S2 -0.469 -0.709 0.016
S3 1.339 0.245 -0.088
H4 1.552 0.466 1.225
H5 -1.467 1.311 -0.882
H6 -2.638 0.250 -0.062
H7 -1.554 1.280 0.904

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81883.00983.42551.08971.09331.0901
S21.81882.04722.63152.42552.37342.4333
S33.00982.04721.34843.10513.97803.2293
H43.42552.63151.34843.77734.38903.2274
H51.08972.42553.10513.77731.78051.7877
H61.09332.37343.97804.38901.78051.7799
H71.09012.43333.22933.22741.78771.7799

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 102.092 S2 C1 H5 110.491
S2 C1 H6 106.505 S2 C1 H7 111.056
S2 S3 H4 99.548 H5 C1 H6 109.296
H5 C1 H7 110.190 H6 C1 H7 109.214
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.793      
2 S 0.062      
3 S -0.162      
4 H 0.149      
5 H 0.254      
6 H 0.247      
7 H 0.242      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.097 1.381 1.015 2.035
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.972 -0.369 1.981
y -0.369 -34.978 0.702
z 1.981 0.702 -33.214
Traceless
 xyz
x 3.124 -0.369 1.981
y -0.369 -2.885 0.702
z 1.981 0.702 -0.239
Polar
3z2-r2-0.478
x2-y24.006
xy-0.369
xz1.981
yz0.702


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.236 0.511 0.241
y 0.511 5.099 0.151
z 0.241 0.151 4.558


<r2> (average value of r2) Å2
<r2> 101.566
(<r2>)1/2 10.078