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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: BLYP/6-311G*

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/6-311G*
 hartrees
Energy at 0K-438.681972
Energy at 298.15K-438.685772
HF Energy-438.681972
Nuclear repulsion energy55.383215
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/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' 3064 3056 12.51 71.74 0.75 0.86
2 A' 2982 2974 33.59 127.39 0.00 0.01
3 A' 2514 2508 21.83 152.03 0.39 0.56
4 A' 1467 1463 9.43 13.77 0.75 0.86
5 A' 1345 1342 11.10 2.39 0.66 0.80
6 A' 1077 1074 22.17 12.62 0.73 0.85
7 A' 779 777 1.07 7.49 0.49 0.66
8 A' 652 651 2.49 15.11 0.27 0.43
9 A" 3060 3053 15.03 76.76 0.75 0.86
10 A" 1460 1456 5.36 13.06 0.75 0.86
11 A" 960 957 13.60 4.98 0.75 0.86
12 A" 236 235 16.26 8.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9797.0 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 9772.6 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/6-311G*
ABC
3.37046 0.41472 0.39772

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.049 1.177 0.000
S2 -0.049 -0.679 0.000
H3 1.307 -0.835 0.000
H4 -1.103 1.478 0.000
H5 0.432 1.577 0.900
H6 0.432 1.577 -0.900

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.85602.42571.09611.09561.0956
S21.85601.36412.40072.47542.4754
H32.42571.36413.33962.71822.7182
H41.09612.40073.33961.78161.7816
H51.09562.47542.71821.78161.7999
H61.09562.47542.71821.78161.7999

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.557 S2 C1 H4 105.938
S2 C1 H5 111.379 S2 C1 H6 111.379
H4 C1 H5 108.761 H4 C1 H6 108.761
H5 C1 H6 110.458
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.735      
2 S -0.106      
3 H 0.140      
4 H 0.234      
5 H 0.233      
6 H 0.233      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.889 1.471 0.000 1.718
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.635 -1.410 0.000
y -1.410 -20.885 0.000
z 0.000 0.000 -23.369
Traceless
 xyz
x 2.491 -1.410 0.000
y -1.410 0.618 0.000
z 0.000 0.000 -3.109
Polar
3z2-r2-6.219
x2-y21.249
xy-1.410
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.210 -0.195 0.000
y -0.195 5.437 0.000
z 0.000 0.000 3.121


<r2> (average value of r2) Å2
<r2> 41.809
(<r2>)1/2 6.466