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All results from a given calculation for CH3CHSHCH3 (2-Propanethiol)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-517.090372
Energy at 298.15K-517.083461
HF Energy-517.347344
Nuclear repulsion energy169.106535
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 B3LYP/6-31G(2df,p)
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' 3126 3016 20.16      
2 A' 3095 2986 54.90      
3 A' 3044 2937 5.37      
4 A' 3029 2923 32.39      
5 A' 2662 2569 5.92      
6 A' 1504 1451 3.62      
7 A' 1496 1444 8.89      
8 A' 1420 1370 2.23      
9 A' 1296 1251 18.15      
10 A' 1190 1149 3.94      
11 A' 1110 1072 21.44      
12 A' 894 863 2.77      
13 A' 863 833 6.99      
14 A' 607 586 6.18      
15 A' 401 387 0.35      
16 A' 335 323 0.24      
17 A' 264 255 0.08      
18 A" 3123 3014 14.20      
19 A" 3087 2979 0.06      
20 A" 3024 2918 15.47      
21 A" 1486 1434 2.15      
22 A" 1481 1430 0.75      
23 A" 1400 1351 3.35      
24 A" 1332 1285 2.10      
25 A" 1133 1093 1.28      
26 A" 955 921 0.11      
27 A" 932 900 0.95      
28 A" 325 313 2.48      
29 A" 239 231 0.08      
30 A" 182 175 14.96      

Unscaled Zero Point Vibrational Energy (zpe) 22516.8 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 21728.7 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 B3LYP/6-31G(2df,p)
ABC
0.26172 0.14476 0.10384

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.566 0.000
S2 -0.977 -1.003 0.000
H3 -0.792 1.323 0.000
H4 0.076 -1.845 0.000
C5 0.836 0.719 1.272
C6 0.836 0.719 -1.272
H7 1.614 -0.051 1.322
H8 1.614 -0.051 -1.322
H9 1.333 1.696 1.284
H10 0.217 0.633 2.168
H11 0.217 0.633 -2.168
H12 1.333 1.696 -1.284

Atom - Atom Distances (Å)
  C1 S2 H3 H4 C5 C6 H7 H8 H9 H10 H11 H12
C11.84831.09612.41161.52951.52952.17532.17532.16872.17992.17992.1687
S21.84832.33381.34812.80512.80513.06053.06053.77772.96692.96693.7777
H31.09612.33383.28482.15242.15243.06993.06992.51082.48912.48912.5108
H42.41161.34813.28482.96072.96072.70732.70733.97053.29513.29513.9705
C51.52952.80512.15242.96072.54391.09572.81541.09661.09233.49632.7814
C61.52952.80512.15242.96072.54392.81541.09572.78143.49631.09231.0966
H72.17533.06053.06992.70731.09572.81542.64401.76981.77043.82093.1500
H82.17533.06053.06992.70732.81541.09572.64403.15003.82091.77041.7698
H92.16873.77772.51083.97051.09662.78141.76983.15001.77693.78072.5683
H102.17992.96692.48913.29511.09233.49631.77043.82091.77694.33623.7807
H112.17992.96692.48913.29513.49631.09233.82091.77043.78074.33621.7769
H122.16873.77772.51083.97052.78141.09663.15001.76982.56833.78071.7769

picture of 2-Propanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H4 96.567 C1 C5 H7 110.791
C1 C5 H9 110.247 C1 C5 H10 111.363
C1 C6 H8 110.791 C1 C6 H11 111.363
C1 C6 H12 110.247 S2 C1 H3 101.872
S2 C1 C5 112.153 S2 C1 C6 112.153
H3 C1 C5 108.849 H3 C1 C6 108.849
C5 C1 C6 112.358 H7 C5 H9 107.739
H7 C5 H10 108.057 H8 C6 H11 108.057
H8 C6 H12 107.739 H9 C5 H10 108.528
H11 C6 H12 108.528
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.027      
2 S -0.283      
3 H 0.117      
4 H 0.150      
5 C -0.371      
6 C -0.371      
7 H 0.118      
8 H 0.118      
9 H 0.115      
10 H 0.133      
11 H 0.133      
12 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.482 0.986 0.000 1.780
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 126.128
(<r2>)1/2 11.231