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

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-553.906347
Energy at 298.15K-553.917266
HF Energy-553.906347
Nuclear repulsion energy244.416216
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 mPW1PW91/3-21G*
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' 3161 3001 18.94      
2 A' 3147 2988 18.87      
3 A' 3135 2977 32.49      
4 A' 3071 2916 14.13      
5 A' 3062 2908 24.74      
6 A' 2722 2584 15.88      
7 A' 1577 1497 13.67      
8 A' 1563 1484 15.06      
9 A' 1548 1470 1.11      
10 A' 1478 1404 3.91      
11 A' 1449 1376 24.72      
12 A' 1283 1218 1.85      
13 A' 1240 1177 51.04      
14 A' 1096 1041 2.24      
15 A' 971 922 3.86      
16 A' 911 866 3.90      
17 A' 837 795 1.26      
18 A' 600 569 4.27      
19 A' 394 374 0.90      
20 A' 372 353 0.39      
21 A' 301 286 0.61      
22 A' 284 270 0.60      
23 A" 3159 3000 18.98      
24 A" 3153 2994 3.88      
25 A" 3130 2972 0.46      
26 A" 3059 2905 13.05      
27 A" 1566 1487 12.75      
28 A" 1545 1467 0.74      
29 A" 1537 1460 0.02      
30 A" 1452 1379 21.22      
31 A" 1270 1206 7.53      
32 A" 1084 1029 0.01      
33 A" 1011 960 0.02      
34 A" 961 912 1.24      
35 A" 402 382 0.33      
36 A" 311 295 4.77      
37 A" 287 273 0.14      
38 A" 275 261 14.13      
39 A" 236 224 5.19      

Unscaled Zero Point Vibrational Energy (zpe) 29319.2 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 27841.6 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 mPW1PW91/3-21G*
ABC
0.14943 0.09934 0.09851

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.341 -0.009 0.000
S2 -1.503 0.088 0.000
C3 0.836 1.447 0.000
C4 0.836 -0.730 1.261
C5 0.836 -0.730 -1.261
H6 -1.716 -1.241 0.000
H7 1.931 1.453 0.000
H8 0.483 1.977 -0.891
H9 0.483 1.977 0.891
H10 1.933 -0.739 1.272
H11 1.933 -0.739 -1.272
H12 0.475 -0.222 2.159
H13 0.483 -1.767 1.280
H14 0.475 -0.222 -2.159
H15 0.483 -1.767 -1.280

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.84701.53781.53411.53412.39802.16012.18112.18112.16442.16442.17382.17912.17382.1791
S21.84702.70522.78012.78011.34603.69602.88202.88203.75613.75612.94453.00402.94453.0040
C31.53782.70522.51582.51583.70651.09571.09481.09482.75712.75712.75313.47742.75313.4774
C41.53412.78012.51582.52112.89172.74873.47572.75501.09712.76001.09361.09543.47612.7662
C51.53412.78012.51582.52112.89172.74872.75503.47572.76001.09713.47612.76621.09361.0954
H62.39801.34603.70652.89172.89174.53463.99813.99813.89673.89673.24022.59823.24022.5982
H72.16013.69601.09572.74872.74874.53461.77941.77942.53452.53453.09703.75543.09703.7554
H82.18112.88201.09483.47572.75503.99811.77941.78123.76263.10253.76014.32752.53903.7642
H92.18112.88201.09482.75503.47573.99811.77941.78123.10253.76262.53903.76423.76014.3275
H102.16443.75612.75711.09712.76003.89672.53453.76263.10252.54421.78341.77703.76403.1095
H112.16443.75612.75712.76001.09713.89672.53453.10253.76262.54423.76403.10951.78341.7770
H122.17382.94452.75311.09363.47613.24023.09703.76012.53901.78343.76401.77774.31853.7698
H132.17913.00403.47741.09542.76622.59823.75544.32753.76421.77703.10951.77773.76982.5592
H142.17382.94452.75313.47611.09363.24023.09702.53903.76013.76401.78344.31853.76981.7777
H152.17913.00403.47742.76621.09542.59823.75543.76424.32753.10951.77703.76982.55921.7777

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 96.089 C1 C3 H7 109.067
C1 C3 H8 110.771 C1 C3 H9 110.771
C1 C4 H10 109.563 C1 C4 H12 110.516
C1 C4 H13 110.824 C1 C5 H11 109.563
C1 C5 H14 110.516 C1 C5 H15 110.824
S2 C1 C3 105.751 S2 C1 C4 110.278
S2 C1 C5 110.278 C3 C1 C4 109.964
C3 C1 C5 109.964 C4 C1 C5 110.504
H7 C3 H8 108.650 H7 C3 H9 108.650
H8 C3 H9 108.879 H10 C4 H12 108.993
H10 C4 H13 108.291 H11 C5 H14 108.993
H11 C5 H15 108.291 H12 C4 H13 108.600
H14 C5 H15 108.600
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.341      
2 S -0.047      
3 C -0.590      
4 C -0.573      
5 C -0.573      
6 H 0.130      
7 H 0.221      
8 H 0.229      
9 H 0.229      
10 H 0.214      
11 H 0.214      
12 H 0.231      
13 H 0.212      
14 H 0.231      
15 H 0.212      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.686 -0.873 0.000 1.898
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.138 2.368 0.000
y 2.368 -38.783 0.000
z 0.000 0.000 -41.684
Traceless
 xyz
x -1.905 2.368 0.000
y 2.368 3.128 0.000
z 0.000 0.000 -1.223
Polar
3z2-r2-2.447
x2-y2-3.356
xy2.368
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.301 0.161 0.000
y 0.161 8.025 0.000
z 0.000 0.000 7.204


<r2> (average value of r2) Å2
<r2> 164.962
(<r2>)1/2 12.844