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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: BLYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-438.703398
Energy at 298.15K-438.707173
HF Energy-438.703398
Nuclear repulsion energy55.556216
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/aug-cc-pVTZ
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' 3061 3051 7.39 59.09 0.75 0.86
2 A' 2984 2974 24.79 166.41 0.01 0.01
3 A' 2582 2573 4.32 130.65 0.22 0.36
4 A' 1451 1446 6.96 4.30 0.75 0.86
5 A' 1315 1310 7.25 0.24 0.06 0.11
6 A' 1060 1057 8.98 1.99 0.62 0.77
7 A' 773 770 0.29 6.39 0.21 0.34
8 A' 653 651 1.73 16.39 0.17 0.29
9 A" 3061 3050 6.86 72.78 0.75 0.86
10 A" 1440 1435 3.78 4.07 0.75 0.86
11 A" 944 940 4.23 0.06 0.75 0.86
12 A" 219 218 9.46 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9770.8 cm-1
Scaled (by 0.9966) Zero Point Vibrational Energy (zpe) 9737.6 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/aug-cc-pVTZ
ABC
3.39251 0.41702 0.40005

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.175 0.000
S2 -0.048 -0.676 0.000
H3 1.297 -0.840 0.000
H4 -1.100 1.474 0.000
H5 0.434 1.567 0.898
H6 0.434 1.567 -0.898

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.85172.42281.09351.09251.0925
S21.85171.35512.39422.46422.4642
H32.42281.35513.33182.70982.7098
H41.09352.39423.33181.78061.7806
H51.09252.46422.70981.78061.7968
H61.09252.46422.70981.78061.7968

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.921 S2 C1 H4 105.872
S2 C1 H5 111.005 S2 C1 H6 111.005
H4 C1 H5 109.085 H4 C1 H6 109.085
H5 C1 H6 110.645
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.559      
2 S -0.100      
3 H 0.076      
4 H 0.198      
5 H 0.192      
6 H 0.192      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.642 1.381 0.000 1.523
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.635 -1.135 0.000
y -1.135 -20.715 0.000
z 0.000 0.000 -22.989
Traceless
 xyz
x 2.217 -1.135 0.000
y -1.135 0.597 0.000
z 0.000 0.000 -2.814
Polar
3z2-r2-5.628
x2-y21.080
xy-1.135
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.270 -0.171 0.000
y -0.171 6.769 0.000
z 0.000 0.000 5.310


<r2> (average value of r2) Å2
<r2> 41.519
(<r2>)1/2 6.444