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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B2PLYP=FULL/cc-pV(D+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 B2PLYP=FULL/cc-pV(D+d)Z
 hartrees
Energy at 0K-438.526733
Energy at 298.15K 
HF Energy-438.414438
Nuclear repulsion energy56.125993
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 B2PLYP=FULL/cc-pV(D+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' 3178 3178 6.67      
2 A' 3077 3077 26.09      
3 A' 2727 2727 7.03      
4 A' 1479 1479 7.15      
5 A' 1354 1354 8.53      
6 A' 1104 1104 13.16      
7 A' 804 804 0.35      
8 A' 720 720 2.10      
9 A" 3175 3175 10.12      
10 A" 1467 1467 4.36      
11 A" 973 973 5.38      
12 A" 261 261 15.40      

Unscaled Zero Point Vibrational Energy (zpe) 10160.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10160.0 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 B2PLYP=FULL/cc-pV(D+d)Z
ABC
3.39927 0.42912 0.41140

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pV(D+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.153 0.000
S2 -0.048 -0.667 0.000
H3 1.290 -0.826 0.000
H4 -1.103 1.459 0.000
H5 0.433 1.558 0.900
H6 0.433 1.558 -0.900

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82012.38861.09871.09811.0981
S21.82011.34682.37372.44792.4479
H32.38861.34683.30862.68832.6883
H41.09872.37373.30861.78321.7832
H51.09812.44792.68831.78321.8005
H61.09812.44792.68831.78321.8005

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.780 S2 C1 H4 106.184
S2 C1 H5 111.637 S2 C1 H6 111.637
H4 C1 H5 108.538 H4 C1 H6 108.538
H5 C1 H6 110.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability