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All results from a given calculation for CH3CH(SH)CH2CH3 (2-Butanethiol)

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-556.258562
Energy at 298.15K-556.269383
HF Energy-556.043521
Nuclear repulsion energy236.528616
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 B2PLYP/6-31G*
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 3174 3013 28.89      
2 A 3173 3012 11.35      
3 A 3150 2990 39.97      
4 A 3143 2983 30.67      
5 A 3100 2943 26.05      
6 A 3084 2928 5.35      
7 A 3082 2925 21.01      
8 A 3075 2918 28.29      
9 A 3056 2901 22.19      
10 A 2714 2576 18.65      
11 A 1559 1480 4.84      
12 A 1547 1469 8.07      
13 A 1546 1468 1.63      
14 A 1543 1465 7.25      
15 A 1531 1454 1.00      
16 A 1460 1386 7.72      
17 A 1457 1383 1.00      
18 A 1417 1345 1.64      
19 A 1365 1295 12.89      
20 A 1342 1274 1.28      
21 A 1309 1242 3.86      
22 A 1212 1150 1.23      
23 A 1151 1092 12.35      
24 A 1146 1088 1.48      
25 A 1058 1004 0.07      
26 A 1033 980 7.08      
27 A 995 944 3.23      
28 A 898 852 6.97      
29 A 870 826 4.45      
30 A 809 768 7.04      
31 A 621 589 4.96      
32 A 463 440 0.48      
33 A 385 365 1.12      
34 A 338 321 1.28      
35 A 263 250 0.22      
36 A 237 225 0.76      
37 A 223 212 2.26      
38 A 206 195 18.16      
39 A 113 107 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 29422.3 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 27927.7 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 B2PLYP/6-31G*
ABC
0.14915 0.10068 0.06571

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.625 -1.164 0.020
H2 0.745 -1.106 1.112
C3 1.530 1.172 0.017
H4 1.658 1.140 1.097
H5 1.336 2.200 -0.291
C6 0.352 0.269 -0.387
H7 0.225 0.305 -1.471
C8 -0.927 0.808 0.286
H9 -1.093 1.839 -0.031
H10 -0.792 0.781 1.369
C11 -2.154 -0.028 -0.097
H12 -2.293 -0.004 -1.174
H13 -2.012 -1.060 0.222
H14 -3.040 0.376 0.393
H15 2.446 0.819 -0.462

Atom - Atom Distances (Å)
  S1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
S11.10012.50532.74443.45261.51472.13162.52373.46022.75863.00513.35972.64693.99352.7351
H21.10012.64742.42443.64042.07242.98972.67263.65512.44713.32123.95862.89724.12833.0133
C32.50532.64741.08851.09051.53832.16122.49842.70682.71543.87664.17364.19184.65461.0920
H42.74442.42441.08851.77642.16013.05742.72933.05432.49064.16184.69864.36704.81171.7759
H53.45263.64041.09051.77642.16962.49412.71882.46933.04934.14554.33724.70134.79051.7801
C61.51472.07241.53832.16012.16961.09191.54282.16342.15782.54072.77332.77983.48292.1663
H72.13162.98972.16123.05742.49411.09192.16002.48223.05392.76722.55373.11973.76022.4940
C82.52372.67262.49842.72932.71881.54282.16001.09131.09211.53352.15822.16132.15983.4550
H93.46023.65512.70683.05432.46932.16342.48221.09131.78092.14862.47893.05202.47263.7080
H102.75862.44712.71542.49063.04932.15783.05391.09211.78092.15863.05592.48862.48463.7199
C113.00513.32123.87664.16184.14552.54072.76721.53352.14862.15861.08631.08991.09014.6920
H123.35973.95864.17364.69864.33722.77332.55372.15822.47893.05591.08631.77301.77734.8628
H132.64692.89724.19184.36704.70132.77983.11972.16133.05202.48861.08991.77301.77484.8861
H143.99354.12834.65464.81174.79053.48293.76022.15982.47262.48461.09011.77731.77485.5704
H152.73513.01331.09201.77591.78012.16632.49403.45503.70803.71994.69204.86284.88615.5704

picture of 2-Butanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C6 C3 110.288 S1 C6 H7 108.638
S1 C6 C8 111.260 H2 S1 C6 103.721
C3 C6 H7 109.328 C3 C6 C8 108.366
H4 C3 H5 109.219 H4 C3 C6 109.447
H4 C3 H15 109.066 H5 C3 C6 110.069
H5 C3 H15 109.297 C6 C3 H15 109.723
C6 C8 H9 109.229 C6 C8 H10 108.755
C6 C8 C11 111.360 H7 C6 C8 108.931
C8 C11 H12 109.752 C8 C11 H13 109.794
C8 C11 H14 109.659 H9 C8 H10 109.304
H9 C8 C11 108.715 H10 C8 C11 109.453
H12 C11 H13 109.124 H12 C11 H14 109.494
H13 C11 H14 109.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.082      
2 H 0.088      
3 C -0.452      
4 H 0.153      
5 H 0.156      
6 C -0.269      
7 H 0.180      
8 C -0.261      
9 H 0.149      
10 H 0.146      
11 C -0.466      
12 H 0.147      
13 H 0.181      
14 H 0.152      
15 H 0.176      


Electric dipole moments


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 8.962 -0.482 0.207
y -0.482 9.196 -0.161
z 0.207 -0.161 7.750


<r2> (average value of r2) Å2
<r2> 188.916
(<r2>)1/2 13.745