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

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-556.472997
Energy at 298.15K-556.483745
Nuclear repulsion energy234.214000
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 B3PW91/6-31G
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 3160 3027 19.07      
2 A 3153 3019 21.80      
3 A 3134 3001 45.01      
4 A 3125 2993 30.13      
5 A 3094 2964 7.27      
6 A 3068 2938 12.48      
7 A 3053 2924 23.97      
8 A 3046 2917 35.23      
9 A 3026 2898 26.99      
10 A 2521 2414 43.32      
11 A 1550 1485 8.91      
12 A 1539 1474 13.31      
13 A 1538 1473 2.20      
14 A 1535 1470 12.83      
15 A 1523 1458 2.38      
16 A 1457 1396 21.57      
17 A 1456 1395 0.68      
18 A 1404 1345 1.92      
19 A 1353 1296 8.32      
20 A 1337 1280 4.78      
21 A 1292 1237 5.09      
22 A 1210 1159 2.39      
23 A 1150 1102 3.23      
24 A 1142 1094 10.96      
25 A 1063 1018 0.18      
26 A 1040 996 13.24      
27 A 1006 963 7.18      
28 A 875 838 2.57      
29 A 850 814 10.25      
30 A 806 772 14.02      
31 A 579 555 10.91      
32 A 464 445 0.53      
33 A 375 359 1.08      
34 A 330 316 1.43      
35 A 255 244 0.25      
36 A 233 223 0.55      
37 A 217 208 2.77      
38 A 191 183 26.26      
39 A 115 110 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 29132.5 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 27900.2 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 B3PW91/6-31G
ABC
0.14474 0.09949 0.06445

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.030 -1.210 -0.009
H2 1.264 -0.978 1.330
C3 1.159 1.620 -0.012
H4 1.349 1.662 1.068
H5 0.722 2.582 -0.311
C6 0.203 0.481 -0.356
H7 0.054 0.433 -1.442
C8 -1.154 0.612 0.343
H9 -1.516 1.636 0.159
H10 -1.005 0.533 1.430
C11 -2.212 -0.391 -0.118
H12 -2.407 -0.289 -1.193
H13 -1.885 -1.419 0.068
H14 -3.158 -0.230 0.410
H15 2.119 1.503 -0.523

Atom - Atom Distances (Å)
  S1 H2 C3 H4 H5 C6 H7 C8 H9 H10 C11 H12 H13 H14 H15
S11.37892.83313.08353.81641.91432.38902.86633.82243.04203.34643.75092.92444.32262.9679
H21.37892.92572.65353.95662.46893.33733.05713.99082.72763.81114.50743.42154.57853.2118
C32.83312.92571.09711.09791.52612.16192.54772.68002.81903.92654.21394.30204.71581.0934
H43.08352.65351.09711.77222.17573.07962.80883.00512.63594.27764.79844.57694.93201.7740
H53.81643.95661.09791.77222.16422.51812.79722.47383.19584.18064.33704.78974.84541.7778
C61.91432.46891.52612.17572.16421.09711.53252.13402.15772.57892.84762.85493.52052.1773
H72.38903.33732.16193.07962.51811.09712.16332.54473.06342.75122.57773.07763.76742.5002
C82.86633.05712.54772.80882.79721.53252.16331.10141.10001.52912.17792.17592.17523.5004
H93.82243.99082.68003.00512.47382.13402.54471.10141.75902.16062.51573.07822.49853.7000
H103.04202.72762.81902.63593.19582.15773.06341.10001.75902.16943.08582.53742.50163.8099
C113.34643.81113.92654.27764.18062.57892.75121.52912.16062.16941.09711.09461.09564.7439
H123.75094.50744.21394.79844.33702.84762.57772.17792.51573.08581.09711.77111.77134.9138
H132.92443.42154.30204.57694.78972.85493.07762.17593.07822.53741.09461.77111.77524.9916
H144.32264.57854.71584.93204.84543.52053.76742.17522.49852.50161.09561.77131.77525.6320
H152.96793.21181.09341.77401.77782.17732.50023.50043.70003.80994.74394.91384.99165.6320

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 110.356 S1 C6 H7 101.519
S1 C6 C8 112.052 H2 S1 C6 95.755
C3 C6 H7 109.920 C3 C6 C8 112.811
H4 C3 H5 107.673 H4 C3 C6 111.017
H4 C3 H15 108.161 H5 C3 C6 110.055
H5 C3 H15 108.445 C6 C3 H15 111.370
C6 C8 H9 107.097 C6 C8 H10 108.989
C6 C8 C11 114.778 H7 C6 C8 109.599
C8 C11 H12 110.989 C8 C11 H13 110.980
C8 C11 H14 110.859 H9 C8 H10 106.073
H9 C8 C11 109.372 H10 C8 C11 110.136
H12 C11 H13 107.824 H12 C11 H14 107.762
H13 C11 H14 108.296
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.001      
2 H 0.055      
3 C -0.457      
4 H 0.163      
5 H 0.167      
6 C -0.388      
7 H 0.205      
8 C -0.275      
9 H 0.164      
10 H 0.158      
11 C -0.478      
12 H 0.156      
13 H 0.190      
14 H 0.158      
15 H 0.186      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.777 1.989 0.697 2.246
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.113 1.322 1.650
y 1.322 -42.950 -1.580
z 1.650 -1.580 -38.658
Traceless
 xyz
x -1.309 1.322 1.650
y 1.322 -2.564 -1.580
z 1.650 -1.580 3.873
Polar
3z2-r27.746
x2-y20.837
xy1.322
xz1.650
yz-1.580


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> 191.713
(<r2>)1/2 13.846