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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: MP2=FULL/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 MP2=FULL/cc-pV(T+d)Z
 hartrees
Energy at 0K-477.478705
Energy at 298.15K 
HF Energy-476.807010
Nuclear repulsion energy108.423728
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 MP2=FULL/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' 3175 3010 16.18      
2 A' 3125 2963 17.45      
3 A' 3098 2937 15.37      
4 A' 2774 2630 1.55      
5 A' 1530 1451 2.35      
6 A' 1515 1437 3.00      
7 A' 1423 1349 4.32      
8 A' 1316 1247 26.50      
9 A' 1132 1073 1.68      
10 A' 1023 970 2.58      
11 A' 877 831 1.00      
12 A' 713 676 0.50      
13 A' 307 291 1.76      
14 A" 3182 3017 18.09      
15 A" 3159 2995 0.00      
16 A" 1521 1442 9.02      
17 A" 1288 1221 0.55      
18 A" 1065 1009 0.50      
19 A" 801 759 2.85      
20 A" 276 262 1.63      
21 A" 198 188 15.14      

Unscaled Zero Point Vibrational Energy (zpe) 16748.4 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 15879.2 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 MP2=FULL/cc-pV(T+d)Z
ABC
0.96155 0.18659 0.16587

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pV(T+d)Z

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.505 0.663 0.000
C2 0.000 0.828 0.000
S3 -0.751 -0.821 0.000
H4 1.992 1.633 0.000
H5 1.831 0.117 0.879
H6 1.831 0.117 -0.879
H7 -0.322 1.369 0.881
H8 -0.322 1.369 -0.881
H9 -2.021 -0.424 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.51432.70081.08501.08501.08502.14832.14833.6896
C21.51431.81232.14822.15222.15221.08311.08312.3771
S32.70081.81233.68052.88472.88472.39942.39941.3299
H41.08502.14823.68051.75971.75972.49032.49034.5088
H51.08502.15222.88471.75971.75822.49103.05033.9876
H61.08502.15222.88471.75971.75823.05032.49103.9876
H72.14831.08312.39942.49032.49103.05031.76262.6221
H82.14831.08312.39942.49033.05032.49101.76262.6221
H93.68962.37711.32994.50883.98763.98762.62212.6221

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.229 C1 C2 H7 110.504
C1 C2 H8 110.504 C2 C1 H4 110.384
C2 C1 H5 110.696 C2 C1 H6 110.696
C2 S3 H9 97.118 S3 C2 H7 109.335
S3 C2 H8 109.335 H4 C1 H5 108.374
H4 C1 H6 108.374 H5 C1 H6 108.234
H7 C2 H8 108.913
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability