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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: BLYP/aug-cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-438.671347
Energy at 298.15K-438.675101
HF Energy-438.671347
Nuclear repulsion energy55.193726
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-pVDZ
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' 3071 3066 8.15 60.24 0.75 0.86
2 A' 2981 2975 25.37 164.47 0.00 0.01
3 A' 2561 2556 5.51 133.77 0.22 0.37
4 A' 1410 1407 6.37 4.68 0.75 0.86
5 A' 1280 1278 8.48 0.15 0.25 0.40
6 A' 1043 1041 8.46 2.40 0.68 0.81
7 A' 761 760 0.31 7.63 0.21 0.35
8 A' 652 650 2.26 16.55 0.18 0.30
9 A" 3071 3065 7.66 73.72 0.75 0.86
10 A" 1401 1398 3.60 4.08 0.75 0.86
11 A" 924 923 4.57 0.12 0.75 0.86
12 A" 216 216 10.02 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9685.5 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 9667.1 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/aug-cc-pVDZ
ABC
3.33315 0.41236 0.39548

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.049 1.181 0.000
S2 -0.049 -0.680 0.000
H3 1.309 -0.841 0.000
H4 -1.110 1.483 0.000
H5 0.437 1.577 0.907
H6 0.437 1.577 -0.907

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.86162.43591.10291.10191.1019
S21.86161.36752.40962.48032.4803
H32.43591.36753.35442.72532.7253
H41.10292.40963.35441.79511.7951
H51.10192.48032.72531.79511.8131
H61.10192.48032.72531.79511.8131

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.742 S2 C1 H4 105.887
S2 C1 H5 111.028 S2 C1 H6 111.028
H4 C1 H5 109.016 H4 C1 H6 109.016
H5 C1 H6 110.713
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.773      
2 S 0.163      
3 H -0.019      
4 H -0.314      
5 H -0.301      
6 H -0.301      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.671 1.395 0.000 1.548
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.686 -1.176 0.000
y -1.176 -20.785 0.000
z 0.000 0.000 -23.077
Traceless
 xyz
x 2.245 -1.176 0.000
y -1.176 0.597 0.000
z 0.000 0.000 -2.841
Polar
3z2-r2-5.683
x2-y21.099
xy-1.176
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.206 -0.178 0.000
y -0.178 6.747 0.000
z 0.000 0.000 5.158


<r2> (average value of r2) Å2
<r2> 41.911
(<r2>)1/2 6.474