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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: CISD/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 CISD/cc-pV(T+d)Z
 hartrees
Energy at 0K-477.310104
Energy at 298.15K 
HF Energy-476.807202
Nuclear repulsion energy108.185834
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 CISD/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' 3209 3209 25.06      
2 A' 3165 3165 18.82      
3 A' 3133 3133 19.14      
4 A' 2818 2818 3.74      
5 A' 1563 1563 1.99      
6 A' 1553 1553 2.89      
7 A' 1473 1473 2.98      
8 A' 1363 1363 29.40      
9 A' 1161 1161 1.79      
10 A' 1038 1038 2.23      
11 A' 906 906 1.41      
12 A' 720 720 0.89      
13 A' 314 314 1.80      
14 A" 3225 3225 25.78      
15 A" 3201 3201 2.11      
16 A" 1554 1554 7.95      
17 A" 1322 1322 0.41      
18 A" 1091 1091 0.42      
19 A" 818 818 2.44      
20 A" 262 262 1.75      
21 A" 189 189 15.26      

Unscaled Zero Point Vibrational Energy (zpe) 17038.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17038.2 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 CISD/cc-pV(T+d)Z
ABC
0.96877 0.18454 0.16441

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.510 0.676 0.000
C2 0.000 0.825 0.000
S3 -0.754 -0.827 0.000
H4 1.983 1.652 0.000
H5 1.847 0.137 0.878
H6 1.847 0.137 -0.878
H7 -0.327 1.365 0.879
H8 -0.327 1.365 -0.879
H9 -2.023 -0.437 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.51772.71751.08391.08391.08392.14962.14963.7048
C21.51771.81532.14822.15772.15771.08181.08182.3846
S32.71751.81533.69192.90922.90922.39932.39931.3277
H41.08392.14823.69191.75621.75622.48742.48744.5178
H51.08392.15772.90921.75621.75572.49663.05264.0099
H61.08392.15772.90921.75621.75573.05262.49664.0099
H72.14961.08182.39932.48742.49663.05261.75732.6263
H82.14961.08182.39932.48743.05262.49661.75732.6263
H93.70482.38461.32774.51784.00994.00992.62632.6263

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.914 C1 C2 H7 110.452
C1 C2 H8 110.452 C2 C1 H4 110.209
C2 C1 H5 110.969 C2 C1 H6 110.969
C2 S3 H9 97.482 S3 C2 H7 109.186
S3 C2 H8 109.186 H4 C1 H5 108.213
H4 C1 H6 108.213 H5 C1 H6 108.169
H7 C2 H8 108.628
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability