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

using model chemistry: HF/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 HF/6-31G(2df,p)
 hartrees
Energy at 0K-592.709138
Energy at 298.15K-592.721375
Nuclear repulsion energy313.557408
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 HF/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 3268 2959 22.26      
2 A 3261 2953 16.68      
3 A 3243 2937 50.24      
4 A 3231 2926 59.83      
5 A 3224 2919 28.88      
6 A 3214 2910 28.10      
7 A 3211 2907 29.67      
8 A 3184 2883 43.57      
9 A 3169 2870 23.20      
10 A 3167 2867 16.20      
11 A 1634 1480 2.37      
12 A 1630 1476 3.00      
13 A 1615 1462 2.43      
14 A 1611 1459 5.11      
15 A 1605 1454 1.60      
16 A 1543 1397 6.39      
17 A 1492 1351 5.72      
18 A 1472 1333 0.60      
19 A 1445 1308 5.79      
20 A 1414 1281 5.78      
21 A 1377 1247 17.69      
22 A 1338 1211 2.50      
23 A 1291 1169 2.44      
24 A 1241 1123 0.08      
25 A 1165 1055 0.94      
26 A 1153 1044 0.31      
27 A 1116 1010 0.38      
28 A 1062 962 0.80      
29 A 1033 935 0.11      
30 A 995 901 0.72      
31 A 971 879 1.80      
32 A 916 829 0.96      
33 A 847 767 1.84      
34 A 779 705 5.11      
35 A 748 677 4.42      
36 A 657 595 0.58      
37 A 532 482 0.08      
38 A 400 362 0.08      
39 A 376 341 0.18      
40 A 244 221 0.05      
41 A 204 185 0.28      
42 A 119 108 2.81      

Unscaled Zero Point Vibrational Energy (zpe) 33097.2 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 29969.5 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 HF/6-31G(2df,p)
ABC
0.14381 0.08633 0.07030

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.463 -0.455 -0.259
C2 1.918 -0.294 -0.797
H3 1.283 -0.223 -1.674
H4 2.683 0.475 -0.870
H5 2.414 -1.259 -0.828
C6 -0.018 -1.166 0.609
H7 0.236 -2.115 0.155
H8 -0.282 -1.343 1.644
C9 1.118 -0.139 0.499
H10 1.798 -0.279 1.336
C11 -0.775 1.236 -0.316
H12 -1.531 1.941 0.002
H13 -0.496 1.475 -1.334
C14 0.438 1.230 0.618
H15 0.100 1.373 1.641
H16 1.117 2.044 0.382

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.42773.09794.29274.00031.82872.41092.40872.70843.63431.82662.41202.41162.68753.06453.6490
C23.42771.08541.08631.08602.54702.65583.44941.53082.13583.13484.18713.04042.55273.46772.7376
H33.09791.08541.75821.75202.79152.83193.83532.18063.05372.86513.92572.48232.84233.86413.0645
H44.29271.08631.75821.75523.48953.70744.29142.16822.49353.58414.54633.36432.79783.71282.5459
H54.00031.08601.75201.75522.82642.53803.65832.16682.45384.08185.14764.02483.49214.28693.7491
C61.82872.54702.79153.48952.82641.08231.08271.53572.14852.68273.50913.31272.43962.74343.4127
H72.41092.65582.83193.70742.53801.08231.75542.19122.68473.53184.42753.95443.38353.79394.2575
H82.40873.44943.83534.29143.65831.08271.75542.17262.35693.27633.87874.10492.86242.74293.8761
C92.70841.53082.18062.16822.16681.53572.19122.17261.08722.47773.40482.92711.53382.15092.1862
H103.63432.13583.05372.49352.45382.14852.68472.35691.08723.41224.21793.93222.15482.38872.6016
C111.82663.13482.86513.58414.08182.68273.53183.27632.47773.41221.08161.08231.53072.14732.1729
H122.41204.18713.92574.54635.14763.50914.42753.87873.40484.21791.08161.75312.18192.38052.6774
H132.41163.04042.48233.36434.02483.31273.95444.10492.92713.93221.08231.75312.17723.03492.4227
C142.68752.55272.84232.79783.49212.43963.38352.86241.53382.15481.53072.18192.17721.08631.0862
H153.06453.46773.86413.71284.28692.74343.79392.74292.15092.38872.14732.38053.03491.08631.7523
H163.64902.73763.06452.54593.74913.41274.25753.87612.18622.60162.17292.67742.42271.08621.7523

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 109.128 S1 C6 H8 108.943
S1 C6 C9 106.904 S1 C11 H12 109.383
S1 C11 H13 109.316 S1 C11 C14 106.019
C2 C9 C6 112.322 C2 C9 H10 108.140
C2 C9 C14 112.811 H3 C2 H4 108.118
H3 C2 H5 107.585 H3 C2 C9 111.796
H4 C2 H5 107.802 H4 C2 C9 110.740
H5 C2 C9 110.645 C6 S1 C11 94.434
C6 C9 H10 108.793 C6 C9 C14 105.271
H7 C6 H8 108.348 H7 C6 C9 112.487
H8 C6 C9 110.964 C9 C14 C11 107.902
C9 C14 H15 109.163 C9 C14 H16 111.984
H10 C9 C14 109.415 C11 C14 H15 109.089
C11 C14 H16 111.133 H12 C11 H13 108.222
H12 C11 C14 112.136 H13 C11 C14 111.713
H15 C14 H16 107.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.121      
2 C -0.420      
3 H 0.152      
4 H 0.133      
5 H 0.136      
6 C -0.276      
7 H 0.153      
8 H 0.153      
9 C -0.083      
10 H 0.122      
11 C -0.277      
12 H 0.157      
13 H 0.151      
14 C -0.251      
15 H 0.137      
16 H 0.132      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.974 0.861 0.727 2.273
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.334 -2.121 -0.118
y -2.121 -43.440 -1.325
z -0.118 -1.325 -46.098
Traceless
 xyz
x -4.565 -2.121 -0.118
y -2.121 4.276 -1.325
z -0.118 -1.325 0.289
Polar
3z2-r20.578
x2-y2-5.894
xy-2.121
xz-0.118
yz-1.325


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.441 0.013 0.278
y 0.013 10.092 -0.191
z 0.278 -0.191 8.699


<r2> (average value of r2) Å2
<r2> 194.820
(<r2>)1/2 13.958