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

using model chemistry: B2PLYP/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 B2PLYP/3-21G*
 hartrees
Energy at 0K-553.506403
Energy at 298.15K-553.517324
HF Energy-553.340850
Nuclear repulsion energy243.466500
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 B2PLYP/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' 3156 3156 21.76      
2 A' 3142 3142 22.23      
3 A' 3131 3131 34.62      
4 A' 3073 3073 14.86      
5 A' 3065 3065 24.80      
6 A' 2722 2722 16.41      
7 A' 1596 1596 10.47      
8 A' 1583 1583 11.68      
9 A' 1571 1571 0.67      
10 A' 1495 1495 1.86      
11 A' 1468 1468 15.80      
12 A' 1284 1284 1.45      
13 A' 1251 1251 44.02      
14 A' 1107 1107 1.66      
15 A' 970 970 3.94      
16 A' 904 904 2.89      
17 A' 821 821 1.73      
18 A' 589 589 4.51      
19 A' 399 399 0.90      
20 A' 373 373 0.35      
21 A' 305 305 0.51      
22 A' 288 288 0.68      
23 A" 3154 3154 22.74      
24 A" 3148 3148 4.26      
25 A" 3125 3125 0.54      
26 A" 3062 3062 12.52      
27 A" 1585 1585 9.95      
28 A" 1568 1568 0.53      
29 A" 1561 1561 0.01      
30 A" 1470 1470 12.71      
31 A" 1271 1271 5.90      
32 A" 1094 1094 0.01      
33 A" 1026 1026 0.02      
34 A" 954 954 0.68      
35 A" 406 406 0.32      
36 A" 312 312 2.56      
37 A" 288 288 0.03      
38 A" 267 267 8.18      
39 A" 232 232 12.25      

Unscaled Zero Point Vibrational Energy (zpe) 29406.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 29406.7 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 B2PLYP/3-21G*
ABC
0.14815 0.09839 0.09755

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.343 -0.007 0.000
S2 -1.511 0.086 0.000
C3 0.841 1.456 0.000
C4 0.841 -0.733 1.267
C5 0.841 -0.733 -1.267
H6 -1.722 -1.241 0.000
H7 1.935 1.461 0.000
H8 0.487 1.985 -0.890
H9 0.487 1.985 0.890
H10 1.936 -0.745 1.275
H11 1.936 -0.745 -1.275
H12 0.483 -0.223 2.164
H13 0.484 -1.767 1.286
H14 0.483 -0.223 -2.164
H15 0.484 -1.767 -1.286

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.85721.54551.54211.54212.40572.16572.18632.18632.16972.16972.17962.18412.17962.1841
S21.85722.72182.79422.79421.34393.71072.89652.89653.76893.76892.95943.01162.95943.0116
C31.54552.72182.52912.52913.72031.09461.09361.09362.76982.76982.76283.48872.76283.4887
C41.54212.79422.52912.53312.90322.75983.48712.76621.09592.76771.09251.09443.48692.7770
C51.54212.79422.52912.53312.90322.75982.76623.48712.76771.09593.48692.77701.09251.0944
H62.40571.34393.72032.90322.90324.54714.00954.00953.90573.90573.25292.60673.25292.6067
H72.16573.71071.09462.75982.75984.54711.77831.77832.54822.54823.10343.76613.10343.7661
H82.18632.89651.09363.48712.76624.00951.77831.77973.77333.11443.76874.33702.54943.7727
H92.18632.89651.09362.76623.48714.00951.77831.77973.11443.77332.54943.77273.76874.3370
H102.16973.76892.76981.09592.76773.90572.54823.77333.11442.54991.78211.77633.77013.1164
H112.16973.76892.76982.76771.09593.90572.54823.11443.77332.54993.77013.11641.78211.7763
H122.17962.95942.76281.09253.48693.25293.10343.76872.54941.78213.77011.77644.32873.7798
H132.18413.01163.48871.09442.77702.60673.76614.33703.77271.77633.11641.77643.77982.5715
H142.17962.95942.76283.48691.09253.25293.10342.54943.76873.77011.78214.32873.77981.7764
H152.18413.01163.48872.77701.09442.60673.76613.77274.33703.11641.77633.77982.57151.7764

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 96.119 C1 C3 H7 109.032
C1 C3 H8 110.706 C1 C3 H9 110.706
C1 C4 H10 109.504 C1 C4 H12 110.482
C1 C4 H13 110.734 C1 C5 H11 109.504
C1 C5 H14 110.482 C1 C5 H15 110.734
S2 C1 C3 105.873 S2 C1 C4 110.227
S2 C1 C5 110.227 C3 C1 C4 109.990
C3 C1 C5 109.990 C4 C1 C5 110.440
H7 C3 H8 108.716 H7 C3 H9 108.716
H8 C3 H9 108.916 H10 C4 H12 109.041
H10 C4 H13 108.388 H11 C5 H14 109.041
H11 C5 H15 108.388 H12 C4 H13 108.644
H14 C5 H15 108.644
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.292      
2 S -0.050      
3 C -0.521      
4 C -0.504      
5 C -0.504      
6 H 0.115      
7 H 0.194      
8 H 0.203      
9 H 0.203      
10 H 0.188      
11 H 0.188      
12 H 0.204      
13 H 0.186      
14 H 0.204      
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
  1.634 -0.843 0.000 1.839
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.699 2.310 0.000
y 2.310 -39.406 0.000
z 0.000 0.000 -42.251
Traceless
 xyz
x -1.870 2.310 0.000
y 2.310 3.069 0.000
z 0.000 0.000 -1.199
Polar
3z2-r2-2.397
x2-y2-3.293
xy2.310
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.239 0.168 0.000
y 0.168 7.949 0.000
z 0.000 0.000 7.130


<r2> (average value of r2) Å2
<r2> 166.542
(<r2>)1/2 12.905