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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B1B95/daug-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 B1B95/daug-cc-pVTZ
 hartrees
Energy at 0K-438.750266
Energy at 298.15K-438.754125
HF Energy-438.750266
Nuclear repulsion energy56.534328
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/daug-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' 3169 3169 5.45 56.04 0.75 0.86
2 A' 3079 3079 22.72 161.10 0.00 0.01
3 A' 2719 2719 1.79 127.28 0.21 0.35
4 A' 1487 1487 7.83 4.39 0.75 0.86
5 A' 1353 1353 4.42 0.26 0.05 0.09
6 A' 1096 1096 10.31 1.87 0.63 0.77
7 A' 801 801 0.20 7.85 0.19 0.31
8 A' 727 727 1.75 12.23 0.18 0.31
9 A" 3170 3170 5.35 67.39 0.75 0.86
10 A" 1474 1474 4.78 4.26 0.75 0.86
11 A" 973 973 4.27 0.09 0.75 0.86
12 A" 243 243 11.14 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10144.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10144.8 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/daug-cc-pVTZ
ABC
3.46186 0.43469 0.41674

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.148 0.000
S2 -0.048 -0.662 0.000
H3 1.282 -0.827 0.000
H4 -1.090 1.450 0.000
H5 0.429 1.542 0.891
H6 0.429 1.542 -0.891

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81002.38041.08551.08451.0845
S21.81001.33972.35522.42462.4246
H32.38041.33973.28772.67042.6704
H41.08552.35523.28771.76371.7637
H51.08452.42462.67041.76371.7815
H61.08452.42462.67041.76371.7815

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.050 S2 C1 H4 106.142
S2 C1 H5 111.311 S2 C1 H6 111.311
H4 C1 H5 108.735 H4 C1 H6 108.735
H5 C1 H6 110.449
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.084      
2 S -0.499      
3 H 0.234      
4 H 0.500      
5 H 0.424      
6 H 0.424      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.687 1.400 0.000 1.559
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.173 -1.192 0.000
y -1.192 -20.313 0.000
z 0.000 0.000 -22.488
Traceless
 xyz
x 2.227 -1.192 0.000
y -1.192 0.518 0.000
z 0.000 0.000 -2.745
Polar
3z2-r2-5.490
x2-y21.140
xy-1.192
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.024 -0.168 0.000
y -0.168 6.355 0.000
z 0.000 0.000 5.002


<r2> (average value of r2) Å2
<r2> 40.201
(<r2>)1/2 6.340