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All results from a given calculation for C5H10S (Thiophene, tetrahydro-2-methyl-)

using model chemistry: HF/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-43.097486
Energy at 298.15K-43.109618
Nuclear repulsion energy133.989179
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/CEP-121G
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 3297 3008 32.54      
2 A 3254 2970 83.14      
3 A 3232 2950 80.64      
4 A 3228 2945 64.81      
5 A 3222 2940 12.55      
6 A 3214 2933 16.38      
7 A 3204 2924 19.75      
8 A 3168 2890 41.36      
9 A 3155 2879 57.56      
10 A 3140 2866 41.54      
11 A 1638 1495 1.93      
12 A 1636 1493 6.13      
13 A 1629 1486 8.84      
14 A 1625 1483 4.09      
15 A 1621 1479 3.56      
16 A 1557 1420 5.00      
17 A 1507 1375 1.76      
18 A 1487 1357 2.11      
19 A 1452 1325 0.76      
20 A 1427 1302 9.58      
21 A 1405 1282 40.10      
22 A 1349 1231 5.66      
23 A 1314 1199 6.85      
24 A 1266 1156 0.76      
25 A 1208 1102 0.33      
26 A 1174 1071 3.03      
27 A 1134 1035 7.77      
28 A 1116 1018 0.58      
29 A 1066 973 2.44      
30 A 1037 946 5.78      
31 A 955 872 1.55      
32 A 936 854 1.26      
33 A 906 827 3.49      
34 A 711 649 6.44      
35 A 646 590 8.96      
36 A 562 513 0.77      
37 A 485 442 0.05      
38 A 433 395 0.95      
39 A 302 275 1.48      
40 A 254 232 0.21      
41 A 242 221 0.20      
42 A 89 82 2.28      

Unscaled Zero Point Vibrational Energy (zpe) 33142.0 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 30242.1 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/CEP-121G
ABC
0.13523 0.09034 0.05924

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 2.273 0.049 0.201
H2 2.209 0.200 1.274
H3 2.824 -0.870 0.013
H4 2.841 0.872 -0.222
S5 -0.119 1.560 -0.127
C6 -1.723 0.633 0.256
H7 -2.528 1.097 -0.296
H8 -1.917 0.721 1.316
C9 0.875 -0.041 -0.423
H10 0.956 -0.149 -1.497
C11 -1.481 -0.831 -0.162
H12 -1.664 -0.944 -1.227
H13 -2.161 -1.498 0.361
C14 -0.009 -1.168 0.150
H15 0.279 -2.126 -0.275
H16 0.136 -1.229 1.227

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.08531.08881.08552.84804.03894.93894.38791.53382.15823.87264.30454.69922.58682.98972.6933
H21.08531.76471.75753.03884.08505.07044.15962.17213.06144.09144.75064.77672.83783.39672.5184
H31.08881.76471.75853.81974.79585.71085.16882.16302.50834.30884.65735.03712.85212.85342.9717
H41.08551.75751.75853.04024.59505.37375.00272.17712.49434.64554.96045.56573.52443.94463.7189
S52.84803.03883.81973.04021.89132.45842.45331.90742.44002.75173.14133.70882.74393.71043.1103
C64.03894.08504.79584.59501.89131.08041.08142.76853.29621.54232.16622.17812.48893.45032.8046
H74.93895.07045.71085.37372.45841.08041.76433.59023.89032.19862.40442.70163.41694.27403.8501
H84.38794.15965.16885.00272.45331.08141.76433.37664.11472.18783.05082.42832.92783.93252.8332
C91.53382.17212.16302.17711.90742.76853.59023.37661.08302.49812.81233.45741.54242.17382.1628
H102.15823.06142.50832.49432.44003.29623.89034.11471.08302.86142.75183.87192.16442.42143.0430
C113.87264.09144.30884.64552.75171.54232.19862.18782.49812.86141.08701.08651.54172.18742.1676
H124.30454.75064.65734.96043.14132.16622.40443.05082.81232.75181.08701.75352.16512.46533.0565
H134.69924.77675.03715.56573.70882.17812.70162.42833.45743.87191.08651.75352.18782.59872.4696
C142.58682.83782.85213.52442.74392.48893.41692.92781.54242.16441.54172.16512.18781.08721.0877
H152.98973.39672.85343.94463.71043.45034.27403.93252.17382.42142.18742.46532.59871.08721.7554
H162.69332.51842.97173.71893.11032.80463.85012.83322.16283.04302.16763.05652.46961.08771.7554

picture of Thiophene, tetrahydro-2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C9 S5 111.252 C1 C9 H10 109.929
C1 C9 C14 114.471 H2 C1 H3 108.521
H2 C1 H4 108.110 H2 C1 C9 110.896
H3 C1 H4 107.953 H3 C1 C9 109.970
H4 C1 C9 111.292 S5 C6 H7 108.536
S5 C6 H8 108.115 S5 C6 C11 106.081
S5 C9 H10 106.055 S5 C9 C14 104.893
C6 S5 C9 93.570 C6 C11 H12 109.735
C6 C11 H13 110.707 C6 C11 C14 107.613
H7 C6 H8 109.389 H7 C6 C11 112.734
H8 C6 C11 111.788 C9 C14 C11 108.189
C9 C14 H15 110.314 C9 C14 H16 109.418
H10 C9 C14 109.819 C11 C14 H15 111.443
C11 C14 H16 109.842 H12 C11 H13 107.572
H12 C11 C14 109.689 H13 C11 C14 111.525
H15 C14 H16 107.623
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.437      
2 H 0.156      
3 H 0.140      
4 H 0.162      
5 S 0.201      
6 C -0.541      
7 H 0.183      
8 H 0.175      
9 C -0.333      
10 H 0.171      
11 C -0.217      
12 H 0.142      
13 H 0.153      
14 C -0.246      
15 H 0.150      
16 H 0.142      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.494 -2.652 0.074 2.699
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.889 -0.589 -1.082
y -0.589 -50.640 0.625
z -1.082 0.625 -45.969
Traceless
 xyz
x 6.416 -0.589 -1.082
y -0.589 -6.711 0.625
z -1.082 0.625 0.295
Polar
3z2-r20.591
x2-y28.751
xy-0.589
xz-1.082
yz0.625


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.866 -0.244 -0.399
y -0.244 10.777 -0.005
z -0.399 -0.005 8.381


<r2> (average value of r2) Å2
<r2> 160.028
(<r2>)1/2 12.650