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

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-592.680217
Energy at 298.15K-592.692399
HF Energy-592.680217
Nuclear repulsion energy311.477523
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*
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 3302 2967 26.53      
2 A 3285 2952 51.73      
3 A 3265 2933 59.42      
4 A 3263 2932 54.86      
5 A 3254 2923 23.92      
6 A 3245 2915 30.14      
7 A 3231 2903 6.82      
8 A 3215 2889 26.20      
9 A 3207 2881 56.78      
10 A 3201 2876 14.69      
11 A 1658 1490 1.02      
12 A 1643 1476 5.05      
13 A 1637 1470 2.81      
14 A 1636 1470 3.70      
15 A 1632 1467 2.53      
16 A 1566 1407 1.81      
17 A 1525 1371 1.45      
18 A 1495 1344 0.89      
19 A 1458 1310 0.92      
20 A 1445 1298 6.62      
21 A 1420 1276 34.34      
22 A 1361 1223 4.12      
23 A 1322 1188 4.02      
24 A 1272 1143 0.91      
25 A 1203 1081 0.18      
26 A 1180 1060 1.92      
27 A 1131 1016 4.23      
28 A 1107 994 0.44      
29 A 1061 953 2.09      
30 A 1036 931 2.57      
31 A 962 864 0.61      
32 A 939 844 1.65      
33 A 914 821 1.73      
34 A 755 679 3.80      
35 A 693 623 4.71      
36 A 570 512 0.39      
37 A 499 448 0.07      
38 A 442 397 0.62      
39 A 307 276 0.84      
40 A 272 245 0.10      
41 A 257 231 0.23      
42 A 95 85 1.69      

Unscaled Zero Point Vibrational Energy (zpe) 33478.5 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 30080.4 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*
ABC
0.14098 0.09290 0.06134

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.273 0.128 0.210
H2 -2.223 0.016 1.287
H3 -2.840 1.027 -0.019
H4 -2.821 -0.719 -0.191
S5 0.120 -1.289 -0.067
C6 1.666 -0.374 0.279
H7 2.488 -0.840 -0.247
H8 1.876 -0.417 1.340
C9 -0.877 0.222 -0.396
H10 -0.968 0.323 -1.471
C11 1.422 1.068 -0.175
H12 1.589 1.147 -1.245
H13 2.107 1.752 0.316
C14 -0.037 1.383 0.144
H15 -0.358 2.325 -0.292
H16 -0.171 1.458 1.220

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.08431.08681.08472.79483.97224.88044.33481.52442.13723.83254.25124.67292.56522.95782.6854
H21.08431.76251.75563.00454.03685.02854.12212.16433.04584.06574.71394.76492.81993.36182.5087
H31.08681.76251.75393.75824.72835.65015.11552.15382.47144.26504.59685.01072.82972.81422.9741
H41.08471.75561.75392.99794.52485.31094.94912.16892.48154.60374.90295.53573.50403.91653.7082
S52.79483.00453.75822.99791.83002.41772.41341.84052.39862.69493.07933.65312.68533.65223.0474
C63.97224.03684.72834.52481.83001.08151.08242.69873.23861.53142.15512.17212.45153.42182.7599
H74.88045.02855.65015.31092.41771.08151.75353.53253.84622.18612.39812.67953.38714.25613.8082
H84.33484.12215.11554.94912.41341.08241.75353.31714.06672.16953.03552.41062.88673.89532.7782
C91.52442.16432.15382.16891.84052.69873.53253.31711.08402.46002.76773.42821.53122.16802.1533
H102.13723.04582.47142.48152.39863.23863.84624.06671.08402.81892.69573.83242.14432.40153.0276
C113.83254.06574.26504.60372.69491.53142.18612.16952.46002.81891.08601.08531.52692.18222.1532
H124.25124.71394.59684.90293.07932.15512.39813.03552.76772.69571.08601.75202.15172.46643.0448
H134.67294.76495.01075.53573.65312.17212.67952.41063.42823.83241.08531.75202.18242.60222.4683
C142.56522.81992.82973.50402.68532.45153.38712.88671.53122.14431.52692.15172.18241.08611.0871
H152.95783.36182.81423.91653.65223.42184.25613.89532.16802.40152.18222.46642.60221.08611.7537
H162.68542.50872.97413.70823.04742.75993.80822.77822.15333.02762.15323.04482.46831.08711.7537

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 111.979 C1 C9 H10 108.873
C1 C9 C14 114.182 H2 C1 H3 108.540
H2 C1 H4 108.078 H2 C1 C9 111.003
H3 C1 H4 107.744 H3 C1 C9 110.017
H4 C1 C9 111.348 S5 C6 H7 109.589
S5 C6 H8 109.218 S5 C6 C11 106.251
S5 C9 H10 107.367 S5 C9 C14 105.214
C6 S5 C9 94.654 C6 C11 H12 109.678
C6 C11 H13 111.065 C6 C11 C14 106.564
H7 C6 H8 108.261 H7 C6 C11 112.440
H8 C6 C11 111.035 C9 C14 C11 107.111
C9 C14 H15 110.709 C9 C14 H16 109.482
H10 C9 C14 108.961 C11 C14 H15 112.162
C11 C14 H16 109.769 H12 C11 H13 107.588
H12 C11 C14 109.719 H13 C11 C14 112.224
H15 C14 H16 107.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.473      
2 H 0.175      
3 H 0.162      
4 H 0.176      
5 S 0.096      
6 C -0.472      
7 H 0.199      
8 H 0.192      
9 C -0.311      
10 H 0.194      
11 C -0.323      
12 H 0.174      
13 H 0.178      
14 C -0.314      
15 H 0.175      
16 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.403 2.207 0.005 2.243
CHELPG 0.396 2.117 -0.033 2.154
AIM -0.217 0.526 0.282 0.635
ESP 0.394 2.202 -0.015 2.237


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.856 -0.385 1.039
y -0.385 -49.056 -0.366
z 1.039 -0.366 -46.471
Traceless
 xyz
x 4.907 -0.385 1.039
y -0.385 -4.392 -0.366
z 1.039 -0.366 -0.515
Polar
3z2-r2-1.029
x2-y26.199
xy-0.385
xz1.039
yz-0.366


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.735 -0.143 0.302
y -0.143 9.770 -0.042
z 0.302 -0.042 7.910


<r2> (average value of r2) Å2
<r2> 203.811
(<r2>)1/2 14.276