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

using model chemistry: BLYP/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 BLYP/3-21G
 hartrees
Energy at 0K-832.669660
Energy at 298.15K 
HF Energy-832.669660
Nuclear repulsion energy137.665276
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 BLYP/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 3126 3108 6.10 47.12 0.75 0.86
2 A 3097 3080 4.67 80.57 0.75 0.86
3 A 3006 2990 7.56 143.35 0.05 0.10
4 A 2329 2316 36.81 153.67 0.33 0.50
5 A 1499 1490 13.24 17.62 0.67 0.80
6 A 1484 1476 12.04 25.33 0.75 0.86
7 A 1338 1331 5.72 4.49 0.36 0.53
8 A 960 955 9.80 7.54 0.64 0.78
9 A 952 947 5.44 10.52 0.75 0.86
10 A 757 753 1.47 36.00 0.68 0.81
11 A 587 584 1.80 15.43 0.34 0.50
12 A 398 395 0.70 20.21 0.29 0.45
13 A 242 240 24.61 28.38 0.75 0.86
14 A 191 190 0.67 9.11 0.61 0.76
15 A 133 132 0.98 0.34 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 10048.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 9993.1 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 BLYP/3-21G
ABC
0.47093 0.12423 0.10251

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.710 0.807 -0.001
S2 -0.592 -0.766 0.008
S3 1.489 0.243 -0.088
H4 1.669 0.347 1.290
H5 -1.479 1.399 -0.892
H6 -2.738 0.417 -0.045
H7 -1.548 1.375 0.922

Atom - Atom Distances (Å)
  C1 S2 S3 H4 H5 H6 H7
C11.93003.24893.64571.09541.10021.0959
S21.93002.31422.82692.50822.45142.5173
S33.24892.31421.39363.28554.23023.3946
H43.64572.82691.39363.97274.60473.3970
H51.09542.50823.28553.97271.80741.8161
H61.10022.45144.23024.60471.80741.8079
H71.09592.51733.39463.39701.81611.8079

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 99.500 S2 C1 H5 108.850
S2 C1 H6 104.648 S2 C1 H7 109.483
S2 S3 H4 96.171 H5 C1 H6 110.811
H5 C1 H7 111.947 H6 C1 H7 110.824
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.733      
2 S 0.075      
3 S -0.120      
4 H 0.092      
5 H 0.237      
6 H 0.226      
7 H 0.224      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.272 1.457 1.185 2.268
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.421 -0.695 2.275
y -0.695 -35.654 0.446
z 2.275 0.446 -33.976
Traceless
 xyz
x 3.394 -0.695 2.275
y -0.695 -2.955 0.446
z 2.275 0.446 -0.439
Polar
3z2-r2-0.877
x2-y24.233
xy-0.695
xz2.275
yz0.446


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.798 0.783 0.251
y 0.783 5.312 0.082
z 0.251 0.082 4.495


<r2> (average value of r2) Å2
<r2> 116.330
(<r2>)1/2 10.786