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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: MP3/daug-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 MP3/daug-cc-pVDZ
 hartrees
Energy at 0K-477.266645
Energy at 298.15K 
HF Energy-476.770043
Nuclear repulsion energy106.563696
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/daug-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' 3145 3145 24.73      
2 A' 3098 3098 19.38      
3 A' 3062 3062 19.76      
4 A' 2729 2729 4.48      
5 A' 1497 1497 1.65      
6 A' 1483 1483 2.42      
7 A' 1410 1410 2.80      
8 A' 1305 1305 30.90      
9 A' 1119 1119 1.07      
10 A' 1007 1007 2.72      
11 A' 863 863 1.18      
12 A' 684 684 1.36      
13 A' 306 306 1.88      
14 A" 3162 3162 22.44      
15 A" 3138 3138 3.93      
16 A" 1488 1488 7.65      
17 A" 1268 1268 0.29      
18 A" 1050 1050 0.53      
19 A" 788 788 2.24      
20 A" 251 251 0.69      
21 A" 165 165 13.60      

Unscaled Zero Point Vibrational Energy (zpe) 16508.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16508.9 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/daug-cc-pVDZ
ABC
0.94008 0.17917 0.15967

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.527 0.693 0.000
C2 0.000 0.840 0.000
S3 -0.761 -0.844 0.000
H4 2.002 1.687 0.000
H5 1.869 0.147 0.892
H6 1.869 0.147 -0.892
H7 -0.335 1.383 0.895
H8 -0.335 1.383 -0.895
H9 -2.051 -0.440 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.53372.75651.10131.10121.10122.17772.17773.7531
C21.53371.84802.17372.18442.18441.09901.09902.4177
S32.75651.84803.74702.94922.94922.43722.43721.3518
H41.10132.17373.74701.78501.78502.52092.52094.5771
H51.10122.18442.94921.78501.78482.52723.09544.0634
H61.10122.18442.94921.78501.78483.09542.52724.0634
H72.17771.09902.43722.52092.52723.09541.79002.6584
H82.17771.09902.43722.52093.09542.52721.79002.6584
H93.75312.41771.35184.57714.06344.06342.65842.6584

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.842 C1 C2 H7 110.529
C1 C2 H8 110.529 C2 C1 H4 110.078
C2 C1 H5 110.927 C2 C1 H6 110.927
C2 S3 H9 96.927 S3 C2 H7 108.924
S3 C2 H8 108.924 H4 C1 H5 108.276
H4 C1 H6 108.276 H5 C1 H6 108.266
H7 C2 H8 109.056
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability