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: PBEPBE/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 PBEPBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-556.306153
Energy at 298.15K-556.316680
HF Energy-556.306153
Nuclear repulsion energy243.866135
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 PBEPBE/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' 3048 3023 22.27      
2 A' 3031 3006 24.65      
3 A' 3020 2995 37.19      
4 A' 2962 2937 24.42      
5 A' 2951 2927 37.81      
6 A' 2615 2594 4.51      
7 A' 1460 1448 8.37      
8 A' 1445 1433 11.21      
9 A' 1432 1420 0.36      
10 A' 1372 1361 0.92      
11 A' 1342 1331 11.71      
12 A' 1211 1201 1.18      
13 A' 1147 1138 40.38      
14 A' 1018 1010 1.34      
15 A' 910 903 0.35      
16 A' 849 842 2.18      
17 A' 799 793 1.14      
18 A' 568 563 4.20      
19 A' 374 371 0.69      
20 A' 351 348 0.31      
21 A' 281 278 0.35      
22 A' 266 263 0.32      
23 A" 3046 3021 20.59      
24 A" 3040 3015 7.08      
25 A" 3016 2991 0.85      
26 A" 2947 2923 19.11      
27 A" 1447 1435 10.23      
28 A" 1428 1416 0.08      
29 A" 1419 1408 0.01      
30 A" 1343 1332 13.23      
31 A" 1199 1189 3.42      
32 A" 1010 1001 0.24      
33 A" 929 922 0.01      
34 A" 904 896 0.04      
35 A" 383 379 0.32      
36 A" 290 287 2.75      
37 A" 264 261 0.30      
38 A" 243 241 6.38      
39 A" 202 200 4.20      

Unscaled Zero Point Vibrational Energy (zpe) 27779.6 cm-1
Scaled (by 0.9918) Zero Point Vibrational Energy (zpe) 27551.8 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 PBEPBE/6-311+G(3df,2p)
ABC
0.14869 0.09907 0.09818

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.353 -0.013 0.000
S2 -1.504 0.099 0.000
C3 0.834 1.444 0.000
C4 0.834 -0.737 1.261
C5 0.834 -0.737 -1.261
H6 -1.740 -1.234 0.000
H7 1.934 1.469 0.000
H8 0.481 1.982 -0.891
H9 0.481 1.982 0.891
H10 1.935 -0.764 1.284
H11 1.935 -0.764 -1.284
H12 0.481 -0.229 2.168
H13 0.472 -1.774 1.288
H14 0.481 -0.229 -2.168
H15 0.472 -1.774 -1.288

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.86051.53431.53171.53172.42372.16662.18842.18842.17162.17162.18232.18532.18232.1853
S21.86052.69742.78482.78481.35423.70082.87762.87763.77123.77122.95733.01202.95733.0120
C31.53432.69742.51942.51943.71511.10021.09871.09872.78162.78162.76123.48542.76123.4854
C41.53172.78482.51942.52252.90942.76873.48532.76631.10202.77321.09751.09903.48442.7759
C51.53172.78482.51942.52252.90942.76872.76633.48532.77321.10203.48442.77591.09751.0990
H62.42371.35423.71512.90942.90944.56144.00924.00923.92163.92163.26222.61613.26222.6161
H72.16663.70081.10022.76872.76874.56141.77961.77962.57562.57563.11363.78333.11363.7833
H82.18842.87761.09873.48532.76634.00921.77961.78203.79253.13183.77424.34232.55323.7769
H92.18842.87761.09872.76633.48534.00921.77961.78203.13183.79252.55323.77693.77424.3423
H102.17163.77122.78161.10202.77323.92162.57563.79253.13182.56741.78451.77823.78363.1265
H112.17163.77122.78162.77321.10203.92162.57563.13183.79252.56743.78363.12651.78451.7782
H122.18232.95732.76121.09753.48443.26223.11363.77422.55321.78453.78361.77814.33573.7855
H132.18533.01203.48541.09902.77592.61613.78334.34233.77691.77823.12651.77813.78552.5759
H142.18232.95732.76123.48441.09753.26223.11362.55323.77423.78361.78454.33573.78551.7781
H152.18533.01203.48542.77591.09902.61613.78333.77694.34233.12651.77823.78552.57591.7781

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 96.602 C1 C3 H7 109.546
C1 C3 H8 111.351 C1 C3 H9 111.351
C1 C4 H10 110.009 C1 C4 H12 111.131
C1 C4 H13 111.270 C1 C5 H11 110.009
C1 C5 H14 111.131 C1 C5 H15 111.270
S2 C1 C3 104.821 S2 C1 C4 109.982
S2 C1 C5 109.982 C3 C1 C4 110.516
C3 C1 C5 110.516 C4 C1 C5 110.863
H7 C3 H8 108.053 H7 C3 H9 108.053
H8 C3 H9 108.371 H10 C4 H12 108.448
H10 C4 H13 107.777 H11 C5 H14 108.448
H11 C5 H15 107.777 H12 C4 H13 108.092
H14 C5 H15 108.092
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.460      
2 S -0.315      
3 C -0.151      
4 C -0.184      
5 C -0.184      
6 H 0.137      
7 H 0.136      
8 H 0.132      
9 H 0.132      
10 H 0.133      
11 H 0.133      
12 H 0.127      
13 H 0.120      
14 H 0.127      
15 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.587 -0.654 0.000 1.716
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.027 1.934 0.000
y 1.934 -39.739 0.000
z 0.000 0.000 -42.758
Traceless
 xyz
x -1.778 1.934 0.000
y 1.934 3.153 0.000
z 0.000 0.000 -1.375
Polar
3z2-r2-2.750
x2-y2-3.287
xy1.934
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.377 0.060 0.000
y 0.060 10.825 0.000
z 0.000 0.000 10.911


<r2> (average value of r2) Å2
<r2> 166.203
(<r2>)1/2 12.892