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All results from a given calculation for C(CH3)3SH (2-Propanethiol, 2-methyl-)

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-556.649531
Energy at 298.15K-556.660285
HF Energy-556.649531
Nuclear repulsion energy244.493031
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/aug-cc-pVDZ
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' 3154 3023 24.64      
2 A' 3136 3005 29.66      
3 A' 3127 2996 37.58      
4 A' 3055 2928 25.07      
5 A' 3047 2920 34.80      
6 A' 2704 2591 4.88      
7 A' 1496 1433 7.01      
8 A' 1480 1418 9.85      
9 A' 1465 1404 0.09      
10 A' 1414 1355 1.45      
11 A' 1385 1328 13.13      
12 A' 1263 1210 0.57      
13 A' 1189 1140 44.51      
14 A' 1051 1007 1.47      
15 A' 945 906 0.37      
16 A' 871 835 2.47      
17 A' 838 803 1.45      
18 A' 597 572 4.97      
19 A' 394 378 0.83      
20 A' 368 352 0.38      
21 A' 295 283 0.39      
22 A' 280 268 0.47      
23 A" 3153 3021 22.23      
24 A" 3147 3016 6.62      
25 A" 3122 2992 0.84      
26 A" 3043 2916 18.67      
27 A" 1482 1420 8.43      
28 A" 1461 1400 0.10      
29 A" 1452 1392 0.00      
30 A" 1386 1328 14.78      
31 A" 1251 1199 2.48      
32 A" 1042 999 0.30      
33 A" 957 917 0.01      
34 A" 939 900 0.16      
35 A" 401 384 0.31      
36 A" 300 288 1.64      
37 A" 277 265 0.15      
38 A" 242 232 6.92      
39 A" 199 191 7.06      

Unscaled Zero Point Vibrational Energy (zpe) 28703.5 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 27506.6 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 mPW1PW91/aug-cc-pVDZ
ABC
0.14965 0.09957 0.09867

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.355 -0.010 0.000
S2 -1.501 0.094 0.000
C3 0.832 1.442 0.000
C4 0.832 -0.732 1.257
C5 0.832 -0.732 -1.257
H6 -1.739 -1.239 0.000
H7 1.930 1.468 0.000
H8 0.479 1.977 -0.890
H9 0.479 1.977 0.890
H10 1.931 -0.758 1.281
H11 1.931 -0.758 -1.281
H12 0.477 -0.225 2.161
H13 0.471 -1.767 1.282
H14 0.477 -0.225 -2.161
H15 0.471 -1.767 -1.282

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.85841.52821.52611.52612.42812.15982.18072.18072.16452.16452.17532.17842.17532.1784
S21.85842.69442.77572.77571.35403.69572.87362.87363.76103.76102.94692.99952.94692.9995
C31.52822.69442.51072.51073.71471.09821.09681.09682.77232.77232.75233.47452.75233.4745
C41.52612.77572.51072.51412.90702.76083.47432.75641.09982.76571.09561.09713.47382.7656
C51.52612.77572.51072.51412.90702.76082.75643.47432.76571.09983.47382.76561.09561.0971
H62.42811.35403.71472.90702.90704.55964.00694.00693.91743.91743.25742.60963.25742.6096
H72.15983.69571.09822.76082.76084.55961.77681.77682.56752.56753.10613.77313.10613.7731
H82.18072.87361.09683.47432.75644.00691.77681.77923.78153.12123.76264.32872.54303.7652
H92.18072.87361.09682.75643.47434.00691.77681.77923.12123.78152.54303.76523.76264.3287
H102.16453.76102.77231.09982.76573.91742.56753.78153.12122.56151.78171.77523.77443.1173
H112.16453.76102.77232.76571.09983.91742.56753.12123.78152.56153.77443.11731.78171.7752
H122.17532.94692.75231.09563.47383.25743.10613.76262.54301.78173.77441.77554.32253.7727
H132.17842.99953.47451.09712.76562.60963.77314.32873.76521.77523.11731.77553.77272.5635
H142.17532.94692.75233.47381.09563.25743.10612.54303.76263.77441.78174.32253.77271.7755
H152.17842.99953.47452.76561.09712.60963.77313.76524.32873.11731.77523.77272.56351.7755

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 96.945 C1 C3 H7 109.556
C1 C3 H8 111.291 C1 C3 H9 111.291
C1 C4 H10 109.974 C1 C4 H12 111.079
C1 C4 H13 111.232 C1 C5 H11 109.974
C1 C5 H14 111.079 C1 C5 H15 111.232
S2 C1 C3 105.005 S2 C1 C4 109.803
S2 C1 C5 109.803 C3 C1 C4 110.577
C3 C1 C5 110.577 C4 C1 C5 110.915
H7 C3 H8 108.095 H7 C3 H9 108.095
H8 C3 H9 108.404 H10 C4 H12 108.499
H10 C4 H13 107.810 H11 C5 H14 108.499
H11 C5 H15 107.810 H12 C4 H13 108.140
H14 C5 H15 108.140
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -2.196      
2 S 0.031      
3 C 0.962      
4 C 1.057      
5 C 1.057      
6 H 0.106      
7 H -0.085      
8 H -0.127      
9 H -0.127      
10 H -0.064      
11 H -0.064      
12 H -0.099      
13 H -0.177      
14 H -0.099      
15 H -0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.641 -0.715 0.000 1.790
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.682 2.056 0.000
y 2.056 -39.281 0.000
z 0.000 0.000 -42.322
Traceless
 xyz
x -1.880 2.056 0.000
y 2.056 3.220 0.000
z 0.000 0.000 -1.341
Polar
3z2-r2-2.681
x2-y2-3.400
xy2.056
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.948 0.088 0.000
y 0.088 10.449 0.000
z 0.000 0.000 10.420


<r2> (average value of r2) Å2
<r2> 165.200
(<r2>)1/2 12.853