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

using model chemistry: LSDA/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 LSDA/3-21G*
 hartrees
Energy at 0K-552.034117
Energy at 298.15K-552.044854
HF Energy-552.034117
Nuclear repulsion energy245.572675
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 LSDA/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' 3076 3021 11.78      
2 A' 3063 3008 11.04      
3 A' 3049 2994 26.05      
4 A' 2979 2925 9.27      
5 A' 2969 2916 19.34      
6 A' 2606 2559 12.45      
7 A' 1505 1478 17.53      
8 A' 1491 1464 18.63      
9 A' 1474 1447 1.90      
10 A' 1406 1381 7.99      
11 A' 1377 1353 40.93      
12 A' 1254 1232 1.73      
13 A' 1193 1172 50.55      
14 A' 1049 1031 2.51      
15 A' 946 929 2.22      
16 A' 876 860 4.90      
17 A' 834 819 1.05      
18 A' 597 586 3.86      
19 A' 379 372 1.05      
20 A' 363 357 0.38      
21 A' 293 288 0.51      
22 A' 277 272 0.81      
23 A" 3074 3019 9.47      
24 A" 3069 3014 3.68      
25 A" 3044 2989 0.12      
26 A" 2966 2912 8.86      
27 A" 1494 1467 15.39      
28 A" 1470 1444 1.15      
29 A" 1461 1435 0.02      
30 A" 1380 1355 36.09      
31 A" 1245 1222 7.81      
32 A" 1042 1024 0.20      
33 A" 967 949 0.04      
34 A" 940 923 1.79      
35 A" 390 383 0.52      
36 A" 306 300 4.84      
37 A" 283 278 0.00      
38 A" 256 251 8.06      
39 A" 224 220 11.18      

Unscaled Zero Point Vibrational Energy (zpe) 28332.8 cm-1
Scaled (by 0.982) Zero Point Vibrational Energy (zpe) 27822.8 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 LSDA/3-21G*
ABC
0.15131 0.10081 0.09990

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.342 -0.009 0.000
S2 -1.492 0.091 0.000
C3 0.828 1.435 0.000
C4 0.828 -0.725 1.250
C5 0.828 -0.725 -1.250
H6 -1.688 -1.256 0.000
H7 1.933 1.443 0.000
H8 0.469 1.968 -0.899
H9 0.469 1.968 0.899
H10 1.935 -0.734 1.265
H11 1.935 -0.734 -1.265
H12 0.458 -0.213 2.155
H13 0.471 -1.771 1.265
H14 0.458 -0.213 -2.155
H15 0.471 -1.771 -1.265

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.83671.52381.51981.51982.38242.15402.17572.17572.15902.15902.16802.17322.16802.1732
S21.83672.68082.75792.75791.36123.68222.85982.85983.74453.74452.92212.98692.92212.9869
C31.52382.68082.49552.49553.68381.10581.10501.10502.74412.74412.73833.46552.73833.4655
C41.51982.75792.49552.50002.85862.73543.46382.73871.10752.74791.10371.10573.46332.7476
C51.51982.75792.49552.50002.85862.73542.73873.46382.74791.10753.46332.74761.10371.1057
H62.38241.36123.68382.85862.85864.51623.98203.98203.87253.87253.21522.55493.21522.5549
H72.15403.68221.10582.73542.73544.51621.79671.79672.51722.51723.09243.75073.09243.7507
H82.17572.85981.10503.46382.73873.98201.79671.79893.75903.09503.75334.32052.51643.7569
H92.17572.85981.10502.73873.46383.98201.79671.79893.09503.75902.51643.75693.75334.3205
H102.15903.74452.74411.10752.74793.87252.51723.75903.09502.52981.80151.79403.76173.1017
H112.15903.74452.74412.74791.10753.87252.51723.09503.75902.52983.76173.10171.80151.7940
H122.16802.92212.73831.10373.46333.21523.09243.75332.51641.80153.76171.79474.31063.7589
H132.17322.98693.46551.10572.74762.55493.75074.32053.75691.79403.10171.79473.75892.5307
H142.16802.92212.73833.46331.10373.21523.09242.51643.75333.76171.80154.31063.75891.7947
H152.17322.98693.46552.74761.10572.55493.75073.75694.32053.10171.79403.75892.53071.7947

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 95.158 C1 C3 H7 108.957
C1 C3 H8 110.709 C1 C3 H9 110.709
C1 C4 H10 109.523 C1 C4 H12 110.450
C1 C4 H13 110.741 C1 C5 H11 109.523
C1 C5 H14 110.450 C1 C5 H15 110.741
S2 C1 C3 105.453 S2 C1 C4 110.149
S2 C1 C5 110.149 C3 C1 C4 110.152
C3 C1 C5 110.152 C4 C1 C5 110.663
H7 C3 H8 108.720 H7 C3 H9 108.720
H8 C3 H9 108.979 H10 C4 H12 109.121
H10 C4 H13 108.315 H11 C5 H14 109.121
H11 C5 H15 108.315 H12 C4 H13 108.644
H14 C5 H15 108.644
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.303      
2 S -0.064      
3 C -0.593      
4 C -0.577      
5 C -0.577      
6 H 0.139      
7 H 0.219      
8 H 0.228      
9 H 0.228      
10 H 0.212      
11 H 0.212      
12 H 0.229      
13 H 0.209      
14 H 0.229      
15 H 0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.658 -0.879 0.000 1.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.148 2.348 0.000
y 2.348 -38.785 0.000
z 0.000 0.000 -41.731
Traceless
 xyz
x -1.890 2.348 0.000
y 2.348 3.155 0.000
z 0.000 0.000 -1.264
Polar
3z2-r2-2.528
x2-y2-3.363
xy2.348
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.491 0.145 0.000
y 0.145 8.233 0.000
z 0.000 0.000 7.387


<r2> (average value of r2) Å2
<r2> 163.248
(<r2>)1/2 12.777