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All results from a given calculation for CH3C(SCH3)HCH3 (Propane, 2-(methylthio)-)

using model chemistry: MP2/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/CEP-31G*
 hartrees
Energy at 0K-38.329973
Energy at 298.15K-38.340564
HF Energy-37.706595
Nuclear repulsion energy104.270731
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 MP2/CEP-31G*
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 3204 3042 15.33      
2 A 3195 3033 15.10      
3 A 3191 3029 45.24      
4 A 3188 3027 19.62      
5 A 3179 3018 39.20      
6 A 3171 3011 21.98      
7 A 3108 2951 23.05      
8 A 3087 2931 39.22      
9 A 3080 2925 30.49      
10 A 3078 2922 28.69      
11 A 1535 1457 10.52      
12 A 1525 1448 4.45      
13 A 1516 1440 10.10      
14 A 1514 1437 2.11      
15 A 1505 1429 2.56      
16 A 1491 1415 10.87      
17 A 1448 1375 6.56      
18 A 1436 1363 7.04      
19 A 1401 1330 3.27      
20 A 1362 1293 0.95      
21 A 1316 1250 34.66      
22 A 1209 1147 9.46      
23 A 1167 1108 1.14      
24 A 1103 1048 4.85      
25 A 1004 954 9.23      
26 A 995 945 4.89      
27 A 983 933 0.78      
28 A 946 898 1.63      
29 A 926 879 1.01      
30 A 763 724 1.12      
31 A 672 638 1.62      
32 A 426 405 0.69      
33 A 351 333 0.46      
34 A 337 320 0.31      
35 A 267 253 0.06      
36 A 239 227 0.05      
37 A 213 203 0.56      
38 A 157 149 0.78      
39 A 61 58 2.03      

Unscaled Zero Point Vibrational Energy (zpe) 29674.3 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 28172.8 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 MP2/CEP-31G*
ABC
0.19718 0.09094 0.06983

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.086 0.372 0.296
S2 0.762 -0.727 -0.320
C3 -0.712 0.125 0.373
C4 -0.952 1.508 -0.268
C5 -1.925 -0.807 0.160
H6 3.041 -0.148 0.116
H7 2.104 1.339 -0.235
H8 1.974 0.543 1.381
H9 -0.539 0.246 1.460
H10 -0.094 2.186 -0.115
H11 -1.770 -1.781 0.654
H12 -1.121 1.400 -1.354
H13 -1.844 1.982 0.184
H14 -2.834 -0.338 0.580
H15 -2.094 -0.982 -0.918

Atom - Atom Distances (Å)
  C1 S2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.82772.80973.29174.18281.10261.10241.10392.87402.86554.43113.74984.24834.97884.5587
S21.82771.83862.81772.73092.39102.46472.44402.41013.04362.91063.02363.79343.72742.9297
C32.80971.83861.54371.54443.77153.12572.89861.10702.20642.19812.18582.18342.18172.1920
C43.29172.81771.54372.54734.33983.06033.49412.17951.10353.51281.10451.10712.76972.8159
C54.18282.73091.54442.54735.00954.58124.30262.17283.51891.10362.79412.79021.10551.1050
H61.10262.39103.77154.33985.00951.79251.79333.84393.91575.10894.67765.32995.89605.3042
H71.10242.46473.12573.06034.58121.79251.80543.32392.35865.05253.41384.02175.27774.8450
H81.10392.44402.89863.49414.30261.79331.80542.53123.03554.46624.21784.25184.95274.9152
H92.87402.41011.10702.17952.17283.84393.32392.53122.53832.50533.09682.51902.52643.0958
H102.86553.04362.20641.10353.51893.91572.35863.03552.53834.37471.79051.78693.78953.8314
H114.43112.91062.19813.51281.10365.10895.05254.46622.50534.37473.81743.79331.79411.7931
H123.74983.02362.18581.10452.79414.67763.41384.21783.09681.79053.81741.79713.11402.6097
H134.24833.79342.18341.10712.79025.32994.02174.25182.51901.78693.79331.79712.55363.1725
H144.97883.72742.18172.76971.10555.89605.27774.95272.52643.78951.79413.11402.55361.7906
H154.55872.92972.19202.81591.10505.30424.84504.91523.09583.83141.79312.60973.17251.7906

picture of Propane, 2-(methylthio)- state 1 conformation 1
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