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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: CCSD(T)/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 CCSD(T)/cc-pV(T+d)Z
 hartrees
Energy at 0K-477.412117
Energy at 298.15K 
HF Energy-476.806794
Nuclear repulsion energy107.491162
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 CCSD(T)/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' 3118 3009        
2 A' 3069 2961        
3 A' 3041 2934        
4 A' 2708 2613        
5 A' 1510 1457        
6 A' 1496 1443        
7 A' 1413 1364        
8 A' 1302 1257        
9 A' 1116 1077        
10 A' 1001 966        
11 A' 864 834        
12 A' 687 663        
13 A' 302 292        
14 A" 3130 3020        
15 A" 3107 2998        
16 A" 1500 1448        
17 A" 1271 1227        
18 A" 1046 1009        
19 A" 789 761        
20 A" 252 243        
21 A" 181 175        

Unscaled Zero Point Vibrational Energy (zpe) 16451.0 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 15875.2 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 CCSD(T)/cc-pV(T+d)Z
ABC
0.95030 0.18276 0.16262

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.518 0.677 0.000
C2 0.000 0.834 0.000
S3 -0.757 -0.832 0.000
H4 2.000 1.656 0.000
H5 1.852 0.131 0.884
H6 1.852 0.131 -0.884
H7 -0.329 1.377 0.886
H8 -0.329 1.377 -0.886
H9 -2.034 -0.428 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52602.72991.09161.09161.09162.16472.16473.7194
C21.52601.82992.16222.16962.16961.08981.08982.3933
S32.72991.82993.71382.91852.91852.41782.41781.3389
H41.09162.16223.71381.76951.76952.50722.50724.5400
H51.09162.16962.91851.76951.76822.51223.07314.0242
H61.09162.16962.91851.76951.76823.07312.51224.0242
H72.16471.08982.41782.50722.51223.07311.77182.6356
H82.16471.08982.41782.50723.07312.51221.77182.6356
H93.71942.39331.33894.54004.02424.02422.63562.6356

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.536 C1 C2 H7 110.590
C1 C2 H8 110.590 C2 C1 H4 110.279
C2 C1 H5 110.866 C2 C1 H6 110.866
C2 S3 H9 96.879 S3 C2 H7 109.170
S3 C2 H8 109.170 H4 C1 H5 108.285
H4 C1 H6 108.285 H5 C1 H6 108.167
H7 C2 H8 108.758
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability