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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/6-311G**
 hartrees
Energy at 0K-438.566706
Energy at 298.15K-438.570587
HF Energy-438.428993
Nuclear repulsion energy56.170639
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/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' 3171 3171 8.40 66.87 0.75 0.86
2 A' 3081 3081 27.96 126.43 0.00 0.00
3 A' 2726 2726 7.67 146.34 0.37 0.54
4 A' 1501 1501 8.07 12.48 0.75 0.86
5 A' 1394 1394 10.35 1.58 0.70 0.82
6 A' 1116 1116 21.57 10.31 0.72 0.84
7 A' 814 814 1.06 6.74 0.47 0.64
8 A' 718 718 2.20 15.59 0.27 0.42
9 A" 3171 3171 10.54 71.49 0.75 0.86
10 A" 1488 1488 4.81 11.86 0.75 0.86
11 A" 998 998 11.05 3.64 0.75 0.86
12 A" 247 247 16.45 7.46 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10212.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10212.1 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 B2PLYP=FULL/6-311G**
ABC
3.44493 0.42771 0.41024

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.157 0.000
S2 -0.048 -0.668 0.000
H3 1.285 -0.826 0.000
H4 -1.093 1.462 0.000
H5 0.430 1.555 0.893
H6 0.430 1.555 -0.893

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.82542.38931.08891.08811.0881
S21.82541.34172.37282.44292.4429
H32.38931.34173.29992.68262.6826
H41.08892.37283.29991.76831.7683
H51.08812.44292.68261.76831.7859
H61.08812.44292.68261.76831.7859

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.759 S2 C1 H4 106.251
S2 C1 H5 111.436 S2 C1 H6 111.436
H4 C1 H5 108.633 H4 C1 H6 108.633
H5 C1 H6 110.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability