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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: QCISD(T)/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 QCISD(T)/daug-cc-pVDZ
 hartrees
Energy at 0K-477.288520
Energy at 298.15K 
HF Energy-476.769521
Nuclear repulsion energy106.280528
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 QCISD(T)/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3101 3101        
2 A' 3048 3048        
3 A' 3018 3018        
4 A' 2683 2683        
5 A' 1481 1481        
6 A' 1465 1465        
7 A' 1392 1392        
8 A' 1285 1285        
9 A' 1103 1103        
10 A' 992 992        
11 A' 849 849        
12 A' 668 668        
13 A' 301 301        
14 A" 3114 3114        
15 A" 3092 3092        
16 A" 1474 1474        
17 A" 1251 1251        
18 A" 1035 1035        
19 A" 778 778        
20 A" 249 249        
21 A" 162 162        

Unscaled Zero Point Vibrational Energy (zpe) 16271.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16271.3 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 QCISD(T)/daug-cc-pVDZ
ABC
0.93284 0.17844 0.15895

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.529 0.694 0.000
C2 0.000 0.844 0.000
S3 -0.762 -0.847 0.000
H4 2.008 1.690 0.000
H5 1.871 0.145 0.895
H6 1.871 0.145 -0.895
H7 -0.337 1.387 0.899
H8 -0.337 1.387 -0.899
H9 -2.055 -0.436 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.53662.76161.10461.10461.10462.18432.18433.7587
C21.53661.85422.17912.18892.18891.10291.10292.4212
S32.76161.85423.75622.95322.95322.44482.44481.3564
H41.10462.17913.75621.79061.79062.52982.52984.5860
H51.10462.18892.95321.79061.79102.53363.10454.0691
H61.10462.18892.95321.79061.79103.10452.53364.0691
H72.18431.10292.44482.52982.53363.10451.79722.6615
H82.18431.10292.44482.52983.10452.53361.79722.6615
H93.75872.42121.35644.58604.06914.06912.66152.6615

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.701 C1 C2 H7 110.618
C1 C2 H8 110.618 C2 C1 H4 110.109
C2 C1 H5 110.875 C2 C1 H6 110.875
C2 S3 H9 96.674 S3 C2 H7 108.866
S3 C2 H8 108.866 H4 C1 H5 108.288
H4 C1 H6 108.288 H5 C1 H6 108.318
H7 C2 H8 109.132
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability