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

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-836.949343
Energy at 298.15K 
HF Energy-836.949343
Nuclear repulsion energy148.464296
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 mPW1PW91/6-311G**
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 3173 3035 6.22 60.36 0.75 0.86
2 A 3158 3022 5.57 93.74 0.73 0.85
3 A 3066 2933 17.65 161.38 0.02 0.04
4 A 2663 2548 6.60 159.61 0.28 0.44
5 A 1475 1411 12.63 9.97 0.75 0.86
6 A 1459 1396 10.44 11.88 0.75 0.86
7 A 1365 1306 2.28 2.07 0.63 0.77
8 A 992 949 10.62 3.16 0.56 0.72
9 A 988 945 9.16 3.03 0.65 0.79
10 A 880 842 8.19 20.75 0.58 0.73
11 A 714 683 2.09 11.24 0.34 0.51
12 A 501 479 0.93 16.42 0.30 0.46
13 A 324 310 21.29 9.02 0.75 0.86
14 A 240 230 0.38 3.90 0.62 0.77
15 A 183 175 0.85 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10590.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 10131.5 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 mPW1PW91/6-311G**
ABC
0.55735 0.14497 0.12053

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.640 0.692 -0.005
S2 -0.486 -0.706 0.015
S3 1.358 0.241 -0.088
H4 1.567 0.436 1.232
H5 -1.484 1.312 -0.886
H6 -2.638 0.252 -0.048
H7 -1.552 1.292 0.900

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.81293.03293.44651.08861.09171.0891
S21.81292.07602.64612.42452.35652.4313
S33.03292.07601.35023.13973.99643.2474
H43.44652.64611.35023.81524.39923.2508
H51.08862.42453.13973.81521.77741.7871
H61.09172.35653.99644.39921.77741.7776
H71.08912.43133.24743.25081.78711.7776

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 102.288 S2 C1 H5 110.879
S2 C1 H6 105.753 S2 C1 H7 111.367
S2 S3 H4 98.923 H5 C1 H6 109.216
H5 C1 H7 110.298 H6 C1 H7 109.198
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.501      
2 S 0.006      
3 S -0.107      
4 H 0.099      
5 H 0.176      
6 H 0.163      
7 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.088 1.396 1.020 2.043
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.289 -0.394 2.002
y -0.394 -35.581 0.651
z 2.002 0.651 -33.486
Traceless
 xyz
x 3.245 -0.394 2.002
y -0.394 -3.194 0.651
z 2.002 0.651 -0.051
Polar
3z2-r2-0.102
x2-y24.292
xy-0.394
xz2.002
yz0.651


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.166 0.406 0.103
y 0.406 6.121 0.073
z 0.103 0.073 5.122


<r2> (average value of r2) Å2
<r2> 103.015
(<r2>)1/2 10.150