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All results from a given calculation for CH3CH2SH (ethanethiol)

using model chemistry: MP4/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/6-311+G(3df,2p)
 hartrees
Energy at 0K-477.394879
Energy at 298.15K 
HF Energy-476.798519
Nuclear repulsion energy107.546936
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 MP4/6-311+G(3df,2p)
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' 3123 2947        
2 A' 3059 2887        
3 A' 3040 2869        
4 A' 2709 2557        
5 A' 1514 1429        
6 A' 1500 1416        
7 A' 1418 1338        
8 A' 1303 1230        
9 A' 1116 1053        
10 A' 1003 946        
11 A' 866 817        
12 A' 692 653        
13 A' 304 287        
14 A" 3129 2954        
15 A" 3106 2932        
16 A" 1505 1421        
17 A" 1271 1200        
18 A" 1051 992        
19 A" 788 744        
20 A" 256 242        
21 A" 176 166        

Unscaled Zero Point Vibrational Energy (zpe) 16463.6 cm-1
Scaled (by 0.9438) Zero Point Vibrational Energy (zpe) 15538.4 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 MP4/6-311+G(3df,2p)
ABC
0.95052 0.18312 0.16294

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.518 0.674 0.000
C2 0.000 0.833 0.000
S3 -0.757 -0.830 0.000
H4 1.999 1.654 0.000
H5 1.852 0.128 0.885
H6 1.852 0.128 -0.885
H7 -0.329 1.376 0.887
H8 -0.329 1.376 -0.887
H9 -2.036 -0.430 0.000

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7 H8 H9
C11.52602.72691.09201.09231.09232.16562.16563.7214
C21.52601.82662.16132.17042.17041.09131.09132.3960
S32.72691.82663.71032.91732.91732.41602.41601.3397
H41.09202.16133.71031.77011.77012.50662.50664.5418
H51.09232.17042.91731.77011.77032.51263.07504.0267
H61.09232.17042.91731.77011.77033.07502.51264.0267
H72.16561.09132.41602.50662.51263.07501.77492.6395
H82.16561.09132.41602.50663.07502.51261.77492.6395
H93.72142.39601.33974.54184.02674.02672.63952.6395

picture of ethanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 108.520 C1 C2 H7 110.565
C1 C2 H8 110.565 C2 C1 H4 110.187
C2 C1 H5 110.887 C2 C1 H6 110.887
C2 S3 H9 97.151 S3 C2 H7 109.174
S3 C2 H8 109.174 H4 C1 H5 108.262
H4 C1 H6 108.262 H5 C1 H6 108.263
H7 C2 H8 108.817
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability