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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B1B95/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 B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-438.721806
Energy at 298.15K-438.725670
HF Energy-438.721806
Nuclear repulsion energy56.221172
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/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' 3185 3051 5.93 56.28 0.75 0.86
2 A' 3082 2952 23.54 157.25 0.00 0.01
3 A' 2706 2592 2.59 128.69 0.22 0.36
4 A' 1450 1389 7.40 4.56 0.75 0.86
5 A' 1325 1269 5.20 0.13 0.25 0.40
6 A' 1081 1036 9.88 2.21 0.70 0.82
7 A' 796 762 0.19 9.20 0.19 0.32
8 A' 724 693 2.23 12.16 0.19 0.31
9 A" 3186 3052 5.80 67.49 0.75 0.86
10 A" 1440 1380 4.64 4.14 0.75 0.86
11 A" 957 917 4.65 0.14 0.75 0.86
12 A" 249 238 11.95 0.31 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10089.6 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 9664.8 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/aug-cc-pVDZ
ABC
3.40994 0.43059 0.41274

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.153 0.000
S2 -0.048 -0.665 0.000
H3 1.292 -0.829 0.000
H4 -1.098 1.457 0.000
H5 0.431 1.551 0.898
H6 0.431 1.551 -0.898

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.81802.39231.09351.09261.0926
S21.81801.35042.36772.43832.4383
H32.39231.35043.30752.68522.6852
H41.09352.36773.30751.77581.7758
H51.09262.43832.68521.77581.7959
H61.09262.43832.68521.77581.7959

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.953 S2 C1 H4 106.131
S2 C1 H5 111.354 S2 C1 H6 111.354
H4 C1 H5 108.644 H4 C1 H6 108.644
H5 C1 H6 110.546
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.356      
2 S 0.098      
3 H 0.068      
4 H -0.180      
5 H -0.172      
6 H -0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.719 1.418 0.000 1.590
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.207 -1.237 0.000
y -1.237 -20.346 0.000
z 0.000 0.000 -22.644
Traceless
 xyz
x 2.288 -1.237 0.000
y -1.237 0.579 0.000
z 0.000 0.000 -2.868
Polar
3z2-r2-5.735
x2-y21.139
xy-1.237
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.937 -0.173 0.000
y -0.173 6.301 0.000
z 0.000 0.000 4.849


<r2> (average value of r2) Å2
<r2> 40.532
(<r2>)1/2 6.366