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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-556.659896
Energy at 298.15K-556.670711
Nuclear repulsion energy237.389254
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 mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3149 3006 23.49      
2 A 3145 3001 26.07      
3 A 3126 2983 47.29      
4 A 3117 2975 34.59      
5 A 3079 2939 22.23      
6 A 3063 2923 7.79      
7 A 3057 2918 23.74      
8 A 3050 2911 38.81      
9 A 3036 2898 23.69      
10 A 2653 2532 10.78      
11 A 1529 1459 7.57      
12 A 1518 1448 14.52      
13 A 1516 1447 2.89      
14 A 1512 1443 10.17      
15 A 1496 1428 1.90      
16 A 1430 1364 13.97      
17 A 1426 1361 1.66      
18 A 1396 1332 1.33      
19 A 1348 1286 12.14      
20 A 1320 1260 0.28      
21 A 1290 1231 3.43      
22 A 1195 1141 1.46      
23 A 1141 1089 4.08      
24 A 1134 1082 10.96      
25 A 1056 1008 0.25      
26 A 1020 973 8.41      
27 A 984 939 4.36      
28 A 887 846 6.65      
29 A 866 826 4.59      
30 A 796 760 7.80      
31 A 621 593 4.55      
32 A 460 439 0.42      
33 A 380 363 1.01      
34 A 335 320 0.92      
35 A 262 250 0.36      
36 A 235 225 1.54      
37 A 220 210 4.90      
38 A 210 201 14.25      
39 A 113 108 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 29085.2 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 27758.9 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 mPW1PW91/6-311G*
ABC
0.15036 0.10152 0.06626

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.976 -1.205 -0.006
H2 1.211 -0.987 1.306
C3 1.205 1.561 -0.017
H4 1.403 1.607 1.058
H5 0.791 2.529 -0.317
C6 0.232 0.440 -0.344
H7 0.079 0.407 -1.428
C8 -1.122 0.631 0.338
H9 -1.444 1.662 0.147
H10 -0.985 0.557 1.423
C11 -2.208 -0.329 -0.118
H12 -2.396 -0.232 -1.191
H13 -1.930 -1.366 0.077
H14 -3.149 -0.129 0.399
H15 2.158 1.421 -0.527

Atom - Atom Distances (Å)
  S1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
S11.35032.77573.03643.75111.83672.32932.80883.75472.99883.30483.70472.91194.28242.9270
H21.35032.87112.61273.89482.39073.27082.99893.92502.68663.76164.45133.39374.53463.1716
C32.77572.87111.09361.09411.52062.14312.53092.65582.80693.90314.19094.28994.68891.0901
H43.03642.61271.09361.76482.16783.06152.80102.98982.63424.26294.78264.57244.91591.7652
H53.75113.89481.09411.76482.16272.49882.77322.44183.17354.14774.30644.76714.80621.7714
C61.83672.39071.52062.16782.16271.09521.52752.13112.14872.56832.84162.84763.50772.1700
H72.32933.27082.14313.06152.49881.09522.14692.52433.04672.73642.56693.07253.74742.4831
C82.80882.99892.53092.80102.77321.52752.14691.09691.09631.51982.16942.16952.16563.4830
H93.75473.92502.65582.98982.44182.13112.52431.09691.74942.14872.50643.06682.48523.6724
H102.99882.68662.80692.63423.17352.14873.04671.09631.74942.15793.07372.53012.49003.7988
C113.30483.76163.90314.26294.14772.56832.73641.51982.14872.15791.09361.09081.09204.7221
H123.70474.45134.19094.78264.30642.84162.56692.16942.50643.07371.09361.76351.76264.8906
H132.91193.39374.28994.57244.76712.84763.07252.16953.06682.53011.09081.76351.76614.9846
H144.28244.53464.68894.91594.80623.50773.74742.16562.48522.49001.09201.76261.76615.6059
H152.92703.17161.09011.76521.77142.17002.48313.48303.67243.79884.72214.89064.98465.6059

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 111.188 S1 C6 H7 102.236
S1 C6 C8 112.891 H2 S1 C6 96.003
C3 C6 H7 108.937 C3 C6 C8 112.261
H4 C3 H5 107.542 H4 C3 C6 110.980
H4 C3 H15 107.868 H5 C3 C6 110.551
H5 C3 H15 108.388 C6 C3 H15 111.373
C6 C8 H9 107.455 C6 C8 H10 108.847
C6 C8 C11 114.876 H7 C6 C8 108.767
C8 C11 H12 111.172 C8 C11 H13 111.345
C8 C11 H14 110.969 H9 C8 H10 105.815
H9 C8 C11 109.336 H10 C8 C11 110.096
H12 C11 H13 107.663 H12 C11 H14 107.505
H13 C11 H14 108.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.113      
2 H 0.149      
3 C -0.625      
4 H 0.221      
5 H 0.224      
6 C -0.441      
7 H 0.258      
8 C -0.410      
9 H 0.221      
10 H 0.219      
11 C -0.652      
12 H 0.217      
13 H 0.255      
14 H 0.224      
15 H 0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.657 1.682 0.550 1.887
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.858 0.775 1.447
y 0.775 -43.189 -1.459
z 1.447 -1.459 -38.914
Traceless
 xyz
x -1.807 0.775 1.447
y 0.775 -2.303 -1.459
z 1.447 -1.459 4.110
Polar
3z2-r28.219
x2-y20.331
xy0.775
xz1.447
yz-1.459


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> 187.820
(<r2>)1/2 13.705