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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: TPSSh/aug-cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/aug-cc-pV(T+d)Z
 hartrees
Energy at 0K-438.759753
Energy at 298.15K-438.763767
HF Energy-438.759753
Nuclear repulsion energy56.257665
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 TPSSh/aug-cc-pV(T+d)Z
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' 3133 3133 7.33      
2 A' 3047 3047 24.93      
3 A' 2693 2693 2.79      
4 A' 1497 1497 7.09      
5 A' 1358 1358 7.00      
6 A' 1098 1098 9.98      
7 A' 792 792 0.24      
8 A' 702 702 1.97      
9 A" 3132 3132 7.42      
10 A" 1485 1485 3.98      
11 A" 972 972 3.75      
12 A" 268 268 10.93      

Unscaled Zero Point Vibrational Energy (zpe) 10087.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10087.8 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 TPSSh/aug-cc-pV(T+d)Z
ABC
3.43794 0.42974 0.41213

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.156 0.000
S2 -0.048 -0.666 0.000
H3 1.283 -0.832 0.000
H4 -1.095 1.455 0.000
H5 0.432 1.548 0.895
H6 0.432 1.548 -0.895

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82152.39261.08941.08831.0883
S21.82151.34162.36522.43562.4356
H32.39261.34163.30002.68192.6819
H41.08942.36523.30001.77231.7723
H51.08832.43562.68191.77231.7893
H61.08832.43562.68191.77231.7893

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 97.133 S2 C1 H4 105.938
S2 C1 H5 111.142 S2 C1 H6 111.142
H4 C1 H5 108.947 H4 C1 H6 108.947
H5 C1 H6 110.575
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.294      
2 S -0.213      
3 H 0.076      
4 H 0.151      
5 H 0.140      
6 H 0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.681 1.418 0.000 1.573
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.027 -0.165 0.000
y -0.165 6.427 0.000
z 0.000 0.000 5.034


<r2> (average value of r2) Å2
<r2> 40.513
(<r2>)1/2 6.365