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

using model chemistry: PBEPBE/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 PBEPBE/3-21G
 hartrees
Energy at 0K-553.405783
Energy at 298.15K-553.416455
HF Energy-553.405783
Nuclear repulsion energy240.789470
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 PBEPBE/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' 3073 3045 16.92      
2 A' 3054 3026 17.30      
3 A' 3041 3013 33.53      
4 A' 2981 2954 17.06      
5 A' 2970 2943 26.45      
6 A' 2389 2368 38.57      
7 A' 1527 1514 11.24      
8 A' 1515 1501 13.28      
9 A' 1499 1485 1.09      
10 A' 1425 1412 2.46      
11 A' 1397 1385 24.40      
12 A' 1242 1231 4.02      
13 A' 1186 1175 61.04      
14 A' 1051 1042 1.38      
15 A' 935 926 1.50      
16 A' 834 826 4.93      
17 A' 804 797 3.52      
18 A' 554 549 8.01      
19 A' 378 374 1.18      
20 A' 353 349 1.08      
21 A' 288 286 0.54      
22 A' 275 272 1.32      
23 A" 3072 3044 22.01      
24 A" 3067 3039 1.53      
25 A" 3035 3007 0.59      
26 A" 2966 2939 12.36      
27 A" 1517 1503 9.82      
28 A" 1496 1482 0.84      
29 A" 1487 1474 0.01      
30 A" 1400 1387 19.31      
31 A" 1237 1226 11.50      
32 A" 1045 1036 0.00      
33 A" 978 969 0.02      
34 A" 930 922 0.77      
35 A" 385 381 0.49      
36 A" 292 289 4.44      
37 A" 278 276 0.02      
38 A" 258 255 15.07      
39 A" 230 228 8.80      

Unscaled Zero Point Vibrational Energy (zpe) 28220.7 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 27963.8 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 PBEPBE/3-21G
ABC
0.14676 0.09575 0.09493

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.385 -0.006 0.000
S2 -1.541 0.086 0.000
C3 0.851 1.462 0.000
C4 0.851 -0.733 1.272
C5 0.851 -0.733 -1.272
H6 -1.736 -1.289 0.000
H7 1.957 1.488 0.000
H8 0.484 1.988 -0.898
H9 0.484 1.988 0.898
H10 1.958 -0.749 1.302
H11 1.958 -0.749 -1.302
H12 0.473 -0.219 2.171
H13 0.491 -1.778 1.283
H14 0.473 -0.219 -2.171
H15 0.491 -1.778 -1.283

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.92911.54041.53721.53722.47882.16832.18922.18922.17262.17262.18312.18982.18312.1898
S21.92912.76002.83082.83081.38873.76862.92012.92013.82603.82602.97753.04132.97753.0413
C31.54042.76002.53742.53743.77621.10581.10371.10372.79472.79472.77173.50332.77173.5033
C41.53722.83082.53742.54342.93542.78843.50002.77121.10732.80191.10261.10483.50122.7829
C51.53722.83082.53742.54342.93542.78842.77123.50002.80191.10733.50122.78291.10261.1048
H62.47881.38873.77622.93542.93544.62004.05864.05863.95333.95333.27682.61553.27682.6155
H72.16833.76861.10582.78842.78844.62001.79581.79582.58872.58873.13483.80273.13483.8027
H82.18922.92011.10373.50002.77124.05861.79581.79683.80863.13453.78044.35172.54753.7853
H92.18922.92011.10372.77123.50004.05861.79581.79683.13453.80862.54753.78533.78044.3517
H102.17263.82602.79471.10732.80193.95332.58873.80863.13452.60471.79951.79203.81413.1453
H112.17263.82602.79472.80191.10733.95332.58873.13453.80862.60473.81413.14531.79951.7920
H122.18312.97752.77171.10263.50123.27683.13483.78042.54751.79953.81411.79424.34173.7890
H132.18983.04133.50331.10482.78292.61553.80274.35173.78531.79203.14531.79423.78902.5652
H142.18312.97752.77173.50121.10263.27683.13482.54753.78043.81411.79954.34173.78901.7942
H152.18983.04133.50332.78291.10482.61553.80273.78534.35173.14531.79203.78902.56521.7942

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 95.294 C1 C3 H7 108.942
C1 C3 H8 110.700 C1 C3 H9 110.700
C1 C4 H10 109.407 C1 C4 H12 110.496
C1 C4 H13 110.896 C1 C5 H11 109.407
C1 C5 H14 110.496 C1 C5 H15 110.896
S2 C1 C3 104.854 S2 C1 C4 108.977
S2 C1 C5 108.977 C3 C1 C4 111.069
C3 C1 C5 111.069 C4 C1 C5 111.634
H7 C3 H8 108.734 H7 C3 H9 108.734
H8 C3 H9 108.982 H10 C4 H12 109.040
H10 C4 H13 108.210 H11 C5 H14 109.040
H11 C5 H15 108.210 H12 C4 H13 108.740
H14 C5 H15 108.740
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.372      
2 S 0.008      
3 C -0.548      
4 C -0.539      
5 C -0.539      
6 H 0.079      
7 H 0.209      
8 H 0.220      
9 H 0.220      
10 H 0.205      
11 H 0.205      
12 H 0.223      
13 H 0.202      
14 H 0.223      
15 H 0.202      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.962 -1.011 0.000 2.207
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.911 2.591 0.000
y 2.591 -39.031 0.000
z 0.000 0.000 -41.773
Traceless
 xyz
x -2.510 2.591 0.000
y 2.591 3.311 0.000
z 0.000 0.000 -0.802
Polar
3z2-r2-1.604
x2-y2-3.881
xy2.591
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.832 0.206 0.000
y 0.206 8.328 0.000
z 0.000 0.000 7.180


<r2> (average value of r2) Å2
<r2> 169.459
(<r2>)1/2 13.018