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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: MP3/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 MP3/cc-pV(T+d)Z
 hartrees
Energy at 0K-477.386858
Energy at 298.15K 
HF Energy-476.807064
Nuclear repulsion energy107.751091
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 MP3/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' 3163 3163 21.32      
2 A' 3117 3117 17.62      
3 A' 3084 3084 17.17      
4 A' 2756 2756 3.29      
5 A' 1526 1526 2.05      
6 A' 1515 1515 2.63      
7 A' 1431 1431 3.25      
8 A' 1322 1322 28.18      
9 A' 1131 1131 1.54      
10 A' 1015 1015 2.38      
11 A' 878 878 1.20      
12 A' 701 701 0.74      
13 A' 306 306 1.74      
14 A" 3177 3177 22.35      
15 A" 3154 3154 1.98      
16 A" 1516 1516 8.09      
17 A" 1288 1288 0.47      
18 A" 1062 1062 0.42      
19 A" 799 799 2.50      
20 A" 255 255 1.40      
21 A" 180 180 14.70      

Unscaled Zero Point Vibrational Energy (zpe) 16688.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16688.1 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 MP3/cc-pV(T+d)Z
ABC
0.95725 0.18339 0.16326

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.515 0.676 0.000
C2 0.000 0.831 0.000
S3 -0.756 -0.830 0.000
H4 1.994 1.654 0.000
H5 1.850 0.133 0.881
H6 1.850 0.133 -0.881
H7 -0.327 1.372 0.883
H8 -0.327 1.372 -0.883
H9 -2.030 -0.431 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52342.72571.08821.08841.08842.15852.15853.7140
C21.52341.82472.15712.16512.16511.08611.08612.3898
S32.72571.82473.70572.91502.91502.41062.41061.3343
H41.08822.15713.70571.76391.76392.49942.49944.5316
H51.08842.16512.91501.76391.76282.50543.06434.0184
H61.08842.16512.91501.76391.76283.06432.50544.0184
H72.15851.08612.41062.49942.50543.06431.76602.6321
H82.15851.08612.41062.49943.06432.50541.76602.6321
H93.71402.38981.33434.53164.01844.01842.63212.6321

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.669 C1 C2 H7 110.503
C1 C2 H8 110.503 C2 C1 H4 110.265
C2 C1 H5 110.892 C2 C1 H6 110.892
C2 S3 H9 97.096 S3 C2 H7 109.180
S3 C2 H8 109.180 H4 C1 H5 108.269
H4 C1 H6 108.269 H5 C1 H6 108.160
H7 C2 H8 108.781
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability