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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: MP3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-311+G(3df,2p)
 hartrees
Energy at 0K-477.369700
Energy at 298.15K 
HF Energy-476.798794
Nuclear repulsion energy107.761106
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 MP3/6-311+G(3df,2p)
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' 3161 3161 20.49      
2 A' 3109 3109 16.71      
3 A' 3080 3080 17.20      
4 A' 2744 2744 2.26      
5 A' 1530 1530 2.65      
6 A' 1520 1520 3.04      
7 A' 1439 1439 2.91      
8 A' 1326 1326 27.44      
9 A' 1133 1133 1.35      
10 A' 1016 1016 2.48      
11 A' 882 882 1.28      
12 A' 705 705 0.85      
13 A' 309 309 1.72      
14 A" 3173 3173 19.33      
15 A" 3150 3150 1.50      
16 A" 1521 1521 8.72      
17 A" 1289 1289 0.33      
18 A" 1066 1066 0.44      
19 A" 799 799 2.67      
20 A" 258 258 1.26      
21 A" 180 180 13.16      

Unscaled Zero Point Vibrational Energy (zpe) 16693.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16693.7 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 MP3/6-311+G(3df,2p)
ABC
0.95755 0.18348 0.16336

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.516 0.675 0.000
C2 0.000 0.829 0.000
S3 -0.757 -0.828 0.000
H4 1.993 1.654 0.000
H5 1.852 0.132 0.882
H6 1.852 0.132 -0.882
H7 -0.327 1.371 0.884
H8 -0.327 1.371 -0.884
H9 -2.033 -0.431 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52422.72511.08891.08911.08912.16002.16003.7173
C21.52421.82212.15692.16712.16711.08721.08722.3918
S32.72511.82213.70432.91682.91682.40892.40891.3362
H41.08892.15693.70431.76481.76482.49922.49924.5336
H51.08912.16712.91681.76481.76452.50743.06704.0235
H61.08912.16712.91681.76481.76453.06702.50744.0235
H72.16001.08722.40892.49922.50743.06701.76792.6339
H82.16001.08722.40892.49923.06702.50741.76792.6339
H93.71732.39181.33624.53364.02354.02352.63392.6339

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.721 C1 C2 H7 110.494
C1 C2 H8 110.494 C2 C1 H4 110.150
C2 C1 H5 110.947 C2 C1 H6 110.947
C2 S3 H9 97.258 S3 C2 H7 109.162
S3 C2 H8 109.162 H4 C1 H5 108.246
H4 C1 H6 108.246 H5 C1 H6 108.210
H7 C2 H8 108.783
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability