return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C(CH3)3SH (2-Propanethiol, 2-methyl-)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-556.609394
Energy at 298.15K-556.620125
HF Energy-556.609394
Nuclear repulsion energy244.464779
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 B3PW91/6-311G**
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' 3125 3010 25.47      
2 A' 3109 2994 28.53      
3 A' 3099 2984 41.65      
4 A' 3036 2924 23.33      
5 A' 3028 2916 34.88      
6 A' 2688 2589 7.42      
7 A' 1507 1451 8.64      
8 A' 1493 1438 11.09      
9 A' 1479 1424 0.63      
10 A' 1422 1369 1.17      
11 A' 1393 1341 13.65      
12 A' 1255 1209 0.70      
13 A' 1192 1148 48.91      
14 A' 1053 1015 2.44      
15 A' 942 907 0.73      
16 A' 876 844 4.58      
17 A' 827 797 1.62      
18 A' 588 567 5.62      
19 A' 387 372 1.07      
20 A' 363 350 0.36      
21 A' 293 282 0.32      
22 A' 279 269 0.67      
23 A" 3123 3008 25.68      
24 A" 3118 3003 5.43      
25 A" 3094 2980 0.87      
26 A" 3023 2912 18.54      
27 A" 1495 1440 8.93      
28 A" 1475 1420 0.37      
29 A" 1467 1412 0.05      
30 A" 1393 1342 12.42      
31 A" 1243 1198 4.06      
32 A" 1044 1005 0.28      
33 A" 961 926 0.01      
34 A" 935 900 0.35      
35 A" 395 381 0.30      
36 A" 299 288 2.45      
37 A" 277 267 0.05      
38 A" 247 238 7.56      
39 A" 207 199 9.80      

Unscaled Zero Point Vibrational Energy (zpe) 28614.7 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 27558.8 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 B3PW91/6-311G**
ABC
0.14955 0.09938 0.09854

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.353 -0.011 0.000
S2 -1.503 0.095 0.000
C3 0.833 1.442 0.000
C4 0.833 -0.732 1.258
C5 0.833 -0.732 -1.258
H6 -1.734 -1.234 0.000
H7 1.928 1.466 0.000
H8 0.482 1.977 -0.887
H9 0.482 1.977 0.887
H10 1.929 -0.756 1.282
H11 1.929 -0.756 -1.282
H12 0.479 -0.228 2.160
H13 0.477 -1.766 1.285
H14 0.479 -0.228 -2.160
H15 0.477 -1.766 -1.285

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.85841.53011.52821.52822.41892.15942.18022.18022.16442.16442.17482.17912.17482.1791
S21.85842.69712.77952.77951.34853.69492.87602.87603.76113.76112.94953.00552.94953.0055
C31.53012.69712.51212.51213.70861.09471.09341.09342.77042.77042.75323.47422.75323.4742
C41.52822.77952.51212.51672.90302.75953.47332.75701.09632.76651.09221.09383.47362.7687
C51.52822.77952.51212.51672.90302.75952.75703.47332.76651.09633.47362.76871.09221.0938
H62.41891.34853.70862.90302.90304.55004.00124.00123.91043.91043.25242.61223.25242.6122
H72.15943.69491.09472.75952.75954.55001.77091.77092.56552.56553.10403.76903.10403.7690
H82.18022.87601.09343.47332.75704.00121.77091.77323.77683.11753.76094.32742.54623.7641
H92.18022.87601.09342.75703.47334.00121.77091.77323.11753.77682.54623.76413.76094.3274
H102.16443.76112.77041.09632.76653.91042.56553.77683.11752.56341.77561.76903.77193.1174
H112.16443.76112.77042.76651.09633.91042.56553.11753.77682.56343.77193.11741.77561.7690
H122.17482.94952.75321.09223.47363.25243.10403.76092.54621.77563.77191.76964.32033.7731
H132.17913.00553.47421.09382.76872.61223.76904.32743.76411.76903.11741.76963.77312.5705
H142.17482.94952.75323.47361.09223.25243.10402.54623.76093.77191.77564.32033.77311.7696
H152.17913.00553.47422.76871.09382.61223.76903.76414.32743.11741.76903.77312.57051.7696

picture of 2-Propanethiol, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H6 96.629 C1 C3 H7 109.591
C1 C3 H8 111.320 C1 C3 H9 111.320
C1 C4 H10 110.019 C1 C4 H12 111.088
C1 C4 H13 111.342 C1 C5 H11 110.019
C1 C5 H14 111.088 C1 C5 H15 111.342
S2 C1 C3 105.074 S2 C1 C4 109.930
S2 C1 C5 109.930 C3 C1 C4 110.450
C3 C1 C5 110.450 C4 C1 C5 110.856
H7 C3 H8 108.065 H7 C3 H9 108.065
H8 C3 H9 108.366 H10 C4 H12 108.450
H10 C4 H13 107.739 H11 C5 H14 108.450
H11 C5 H15 107.739 H12 C4 H13 108.087
H14 C5 H15 108.087
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.444      
2 S -0.033      
3 C -0.289      
4 C -0.250      
5 C -0.250      
6 H 0.075      
7 H 0.127      
8 H 0.143      
9 H 0.143      
10 H 0.119      
11 H 0.119      
12 H 0.146      
13 H 0.125      
14 H 0.146      
15 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.681 -0.831 0.000 1.875
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.628 2.319 0.000
y 2.319 -39.221 0.000
z 0.000 0.000 -42.330
Traceless
 xyz
x -1.853 2.319 0.000
y 2.319 3.259 0.000
z 0.000 0.000 -1.406
Polar
3z2-r2-2.812
x2-y2-3.408
xy2.319
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.000 0.048 0.000
y 0.048 9.411 0.000
z 0.000 0.000 8.766


<r2> (average value of r2) Å2
<r2> 165.313
(<r2>)1/2 12.857