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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B1B95/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-311+G(3df,2p)
 hartrees
Energy at 0K-438.745356
Energy at 298.15K-438.749230
HF Energy-438.745356
Nuclear repulsion energy56.650961
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 B1B95/6-311+G(3df,2p)
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' 3164 3164 5.63 54.99 0.75 0.86
2 A' 3075 3075 22.36 140.86 0.00 0.01
3 A' 2724 2724 1.55 119.40 0.24 0.39
4 A' 1489 1489 8.05 4.78 0.75 0.86
5 A' 1357 1357 3.94 0.17 0.12 0.21
6 A' 1100 1100 11.37 2.40 0.72 0.84
7 A' 805 805 0.21 7.87 0.20 0.34
8 A' 729 729 1.54 11.62 0.18 0.30
9 A" 3165 3165 5.45 66.73 0.75 0.86
10 A" 1476 1476 4.92 4.66 0.75 0.86
11 A" 973 973 4.73 0.20 0.75 0.86
12 A" 247 247 11.44 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10151.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10151.2 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 B1B95/6-311+G(3df,2p)
ABC
3.46917 0.43691 0.41887

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.047 1.144 0.000
S2 -0.047 -0.660 0.000
H3 1.279 -0.826 0.000
H4 -1.090 1.446 0.000
H5 0.428 1.541 0.891
H6 0.428 1.541 -0.891

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.80442.37511.08581.08471.0847
S21.80441.33702.35082.42172.4217
H32.37511.33703.28312.66822.6682
H41.08582.35083.28311.76281.7628
H51.08472.42172.66821.76281.7813
H61.08472.42172.66821.76281.7813

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.115 S2 C1 H4 106.169
S2 C1 H5 111.454 S2 C1 H6 111.454
H4 C1 H5 108.607 H4 C1 H6 108.607
H5 C1 H6 110.385
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.399      
2 S -0.282      
3 H 0.152      
4 H 0.174      
5 H 0.177      
6 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.691 1.387 0.000 1.549
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.150 -1.218 0.000
y -1.218 -20.281 0.000
z 0.000 0.000 -22.568
Traceless
 xyz
x 2.274 -1.218 0.000
y -1.218 0.578 0.000
z 0.000 0.000 -2.852
Polar
3z2-r2-5.705
x2-y21.131
xy-1.218
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.738 -0.168 0.000
y -0.168 6.085 0.000
z 0.000 0.000 4.768


<r2> (average value of r2) Å2
<r2> 40.089
(<r2>)1/2 6.332