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All results from a given calculation for C5H10S (Thiophene, tetrahydro-3-methyl-)

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-592.625408
Energy at 298.15K-592.637148
Nuclear repulsion energy316.501789
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/6-31G(2df,p)
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 3067 3018 11.79      
2 A 3061 3012 4.82      
3 A 3059 3010 14.77      
4 A 3052 3003 5.49      
5 A 3034 2985 14.42      
6 A 2995 2947 24.90      
7 A 2992 2944 21.15      
8 A 2982 2934 23.10      
9 A 2976 2928 10.01      
10 A 2972 2924 7.52      
11 A 1436 1413 6.27      
12 A 1424 1402 1.42      
13 A 1407 1384 7.89      
14 A 1401 1378 4.19      
15 A 1390 1368 7.25      
16 A 1343 1321 17.50      
17 A 1309 1288 5.09      
18 A 1280 1260 1.72      
19 A 1262 1242 1.90      
20 A 1233 1214 3.86      
21 A 1199 1179 3.80      
22 A 1179 1161 12.62      
23 A 1140 1121 1.17      
24 A 1079 1061 0.13      
25 A 1037 1020 0.68      
26 A 1030 1013 1.18      
27 A 1006 989 1.00      
28 A 982 966 2.21      
29 A 937 922 0.69      
30 A 922 907 0.01      
31 A 868 855 2.48      
32 A 836 822 1.05      
33 A 810 797 0.84      
34 A 723 711 4.98      
35 A 694 683 1.23      
36 A 602 593 2.27      
37 A 488 480 0.12      
38 A 369 363 0.21      
39 A 337 332 0.10      
40 A 244 240 0.07      
41 A 185 182 0.28      
42 A 121 119 2.66      

Unscaled Zero Point Vibrational Energy (zpe) 30229.6 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 29745.9 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/6-31G(2df,p)
ABC
0.14277 0.09002 0.07418

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.434 -0.428 -0.264
C2 1.800 -0.318 -0.842
H3 1.062 -0.268 -1.662
H4 2.552 0.472 -1.004
H5 2.309 -1.292 -0.919
C6 -0.032 -1.146 0.648
H7 0.204 -2.133 0.217
H8 -0.311 -1.284 1.705
C9 1.113 -0.163 0.497
H10 1.846 -0.326 1.309
C11 -0.704 1.238 -0.313
H12 -1.466 1.979 -0.028
H13 -0.374 1.462 -1.342
C14 0.465 1.203 0.647
H15 0.098 1.324 1.682
H16 1.177 2.022 0.444

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.28722.86564.15313.89701.82052.41382.42322.67193.63941.81922.41872.42032.66403.03373.6502
C23.28721.10451.10271.10232.50202.63903.44651.51212.15172.99494.07472.85412.51213.45842.7415
H32.86561.10451.78921.77652.70242.78353.77592.16193.07382.68443.75622.27132.80223.82703.1134
H44.15311.10271.78921.78333.46763.71384.31542.17372.54713.41574.40093.10782.75963.73662.5276
H53.89701.10231.77651.78332.82032.53513.70852.17002.47293.98095.07403.86863.47554.30103.7583
C61.82052.50202.70243.46762.82031.10231.10271.51712.15352.65723.50503.29882.40142.68143.3977
H72.41382.63902.78353.71382.53511.10231.78962.18792.67493.53184.44593.96183.37413.75644.2741
H82.42323.44653.77594.31543.70851.10271.78962.17872.39333.25393.87144.10262.81182.63973.8389
C92.67191.51212.16192.17372.17001.51712.18792.17871.10622.43363.39402.86991.51952.15572.1869
H103.63942.15173.07382.54712.47292.15352.67492.39331.10623.40324.25123.89332.16392.43212.5903
C111.81922.99492.68443.41573.98092.65723.53183.25392.43363.40321.10051.10341.51372.15242.1747
H122.41874.07473.75624.40095.07403.50504.44593.87143.39404.25121.10051.78452.18832.40882.6856
H132.42032.85412.27133.10783.86863.29883.96184.10262.86993.89331.10341.78452.17463.06402.4313
C142.66402.51212.80222.75963.47552.40143.37412.81181.51952.16391.51372.18832.17461.10471.1044
H153.03373.45843.82703.73664.30102.68143.75642.63972.15572.43212.15242.40883.06401.10471.7848
H163.65022.74153.11342.52763.75833.39774.27413.83892.18692.59032.17472.68562.43131.10441.7848

picture of Thiophene, tetrahydro-3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C6 H7 108.854 S1 C6 H8 109.522
S1 C6 C9 106.008 S1 C11 H12 109.396
S1 C11 H13 109.362 S1 C11 C14 105.762
C2 C9 C6 111.374 C2 C9 H10 109.555
C2 C9 C14 111.918 H3 C2 H4 108.310
H3 C2 H5 107.223 H3 C2 C9 110.457
H4 C2 H5 107.950 H4 C2 C9 111.508
H5 C2 C9 111.234 C6 S1 C11 93.783
C6 C9 H10 109.351 C6 C9 C14 104.529
H7 C6 H8 108.504 H7 C6 C9 112.322
H8 C6 C9 111.560 C9 C14 C11 106.708
C9 C14 H15 109.448 C9 C14 H16 111.934
H10 C9 C14 110.002 C11 C14 H15 109.586
C11 C14 H16 111.365 H12 C11 H13 108.130
H12 C11 C14 112.711 H13 C11 C14 111.423
H15 C14 H16 107.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.194      
2 C -0.490      
3 H 0.169      
4 H 0.144      
5 H 0.149      
6 C -0.251      
7 H 0.154      
8 H 0.154      
9 C -0.011      
10 H 0.109      
11 C -0.255      
12 H 0.161      
13 H 0.155      
14 C -0.267      
15 H 0.140      
16 H 0.133      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.888 0.777 0.718 2.164
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.277 -1.847 -0.192
y -1.847 -42.853 -1.206
z -0.192 -1.206 -45.410
Traceless
 xyz
x -4.146 -1.847 -0.192
y -1.847 3.990 -1.206
z -0.192 -1.206 0.155
Polar
3z2-r20.310
x2-y2-5.424
xy-1.847
xz-0.192
yz-1.206


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.173 0.064 0.219
y 0.064 10.633 -0.165
z 0.219 -0.165 9.292


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000