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: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-554.734093
Energy at 298.15K-554.744614
HF Energy-554.734093
Nuclear repulsion energy246.656570
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 LSDA/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' 3074 3025 12.24      
2 A' 3058 3009 11.67      
3 A' 3046 2997 27.72      
4 A' 2972 2924 12.23      
5 A' 2963 2916 24.67      
6 A' 2624 2582 4.54      
7 A' 1432 1409 8.54      
8 A' 1418 1396 9.74      
9 A' 1399 1376 0.79      
10 A' 1347 1326 3.32      
11 A' 1321 1300 21.19      
12 A' 1232 1213 0.20      
13 A' 1151 1132 41.32      
14 A' 1012 996 2.30      
15 A' 921 906 0.25      
16 A' 855 842 2.33      
17 A' 828 815 2.19      
18 A' 598 588 3.44      
19 A' 366 361 0.90      
20 A' 352 346 0.34      
21 A' 284 279 0.24      
22 A' 268 263 0.67      
23 A" 3072 3023 7.89      
24 A" 3067 3018 5.43      
25 A" 3042 2994 0.17      
26 A" 2960 2912 12.19      
27 A" 1421 1399 7.92      
28 A" 1395 1372 0.44      
29 A" 1385 1363 0.00      
30 A" 1321 1300 22.11      
31 A" 1223 1203 1.79      
32 A" 1008 991 0.52      
33 A" 914 900 0.08      
34 A" 911 896 0.49      
35 A" 378 372 0.62      
36 A" 294 289 4.11      
37 A" 270 266 0.03      
38 A" 239 236 5.79      
39 A" 195 192 8.43      

Unscaled Zero Point Vibrational Energy (zpe) 27807.6 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 27362.6 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 LSDA/6-31G(2df,p)
ABC
0.15224 0.10199 0.10106

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.345 -0.013 0.000
S2 -1.479 0.099 0.000
C3 0.820 1.424 0.000
C4 0.820 -0.727 1.244
C5 0.820 -0.727 -1.244
H6 -1.706 -1.239 0.000
H7 1.924 1.449 0.000
H8 0.465 1.963 -0.895
H9 0.465 1.963 0.895
H10 1.925 -0.753 1.267
H11 1.925 -0.753 -1.267
H12 0.462 -0.218 2.153
H13 0.458 -1.768 1.269
H14 0.462 -0.218 -2.153
H15 0.458 -1.768 -1.269

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.82811.51351.51091.51092.38982.15132.17222.17222.15662.15662.16642.16942.16642.1694
S21.82812.65382.74182.74181.35783.66092.83802.83803.73173.73172.91692.97552.91692.9755
C31.51352.65382.48482.48483.67081.10401.10291.10292.75142.75142.73183.45492.73183.4549
C41.51092.74182.48482.48832.86192.73843.45462.73531.10592.74411.10161.10333.45412.7449
C51.51092.74182.48482.48832.86192.73842.73533.45462.74411.10593.45412.74491.10161.1033
H62.38981.35783.67082.86192.86194.51663.97093.97093.87653.87653.22202.56383.22202.5638
H72.15133.66091.10402.73842.73844.51661.78671.78672.54082.54083.09063.75653.09063.7565
H82.17222.83801.10293.45462.73533.97091.78671.78913.76623.10643.74794.31362.51823.7503
H92.17222.83801.10292.73533.45463.97091.78671.78913.10643.76622.51823.75033.74794.3136
H102.15663.73172.75141.10592.74413.87652.54083.76623.10642.53461.79241.78433.75893.1014
H112.15663.73172.75142.74411.10593.87652.54083.10643.76622.53463.75893.10141.79241.7843
H122.16642.91692.73181.10163.45413.22203.09063.74792.51821.79243.75891.78504.30703.7577
H132.16942.97553.45491.10332.74492.56383.75654.31363.75031.78433.10141.78503.75772.5387
H142.16642.91692.73183.45411.10163.22203.09062.51823.74793.75891.79244.30703.75771.7850
H152.16942.97553.45492.74491.10332.56383.75653.75034.31363.10141.78433.75772.53871.7850

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 96.079 C1 C3 H7 109.551
C1 C3 H8 111.274 C1 C3 H9 111.274
C1 C4 H10 110.041 C1 C4 H12 111.074
C1 C4 H13 111.211 C1 C5 H11 110.041
C1 C5 H14 111.074 C1 C5 H15 111.211
S2 C1 C3 104.759 S2 C1 C4 110.036
S2 C1 C5 110.036 C3 C1 C4 110.488
C3 C1 C5 110.488 C4 C1 C5 110.869
H7 C3 H8 108.112 H7 C3 H9 108.112
H8 C3 H9 108.409 H10 C4 H12 108.570
H10 C4 H13 107.737 H11 C5 H14 108.570
H11 C5 H15 107.737 H12 C4 H13 108.099
H14 C5 H15 108.099
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.256      
2 S -0.333      
3 C -0.495      
4 C -0.483      
5 C -0.483      
6 H 0.176      
7 H 0.147      
8 H 0.161      
9 H 0.161      
10 H 0.142      
11 H 0.142      
12 H 0.161      
13 H 0.143      
14 H 0.161      
15 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.599 -0.768 0.000 1.773
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.991 2.153 0.000
y 2.153 -38.678 0.000
z 0.000 0.000 -41.667
Traceless
 xyz
x -1.818 2.153 0.000
y 2.153 3.151 0.000
z 0.000 0.000 -1.333
Polar
3z2-r2-2.665
x2-y2-3.313
xy2.153
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.515 0.089 0.000
y 0.089 9.120 0.000
z 0.000 0.000 8.690


<r2> (average value of r2) Å2
<r2> 161.988
(<r2>)1/2 12.727