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All results from a given calculation for C5H10S (Thiophene, tetrahydro-3-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-43.095704
Energy at 298.15K-43.107926
Nuclear repulsion energy136.106546
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 3298 3010 33.47      
2 A 3292 3004 21.63      
3 A 3239 2955 76.47      
4 A 3230 2947 81.84      
5 A 3226 2943 41.68      
6 A 3218 2937 43.23      
7 A 3214 2933 20.60      
8 A 3175 2897 60.65      
9 A 3156 2880 18.24      
10 A 3141 2867 40.43      
11 A 1646 1502 6.57      
12 A 1642 1498 1.14      
13 A 1632 1489 7.32      
14 A 1622 1480 1.40      
15 A 1620 1479 7.02      
16 A 1557 1420 10.37      
17 A 1502 1371 3.38      
18 A 1481 1351 5.99      
19 A 1450 1323 5.96      
20 A 1421 1297 11.76      
21 A 1386 1265 22.77      
22 A 1347 1229 2.55      
23 A 1298 1184 2.82      
24 A 1251 1142 0.11      
25 A 1183 1080 1.51      
26 A 1164 1062 0.57      
27 A 1136 1036 1.13      
28 A 1078 984 1.60      
29 A 1046 955 0.18      
30 A 1005 917 2.02      
31 A 977 892 2.74      
32 A 922 841 1.04      
33 A 842 769 3.07      
34 A 760 694 7.42      
35 A 709 647 7.29      
36 A 640 584 1.45      
37 A 520 475 0.17      
38 A 397 362 0.11      
39 A 377 344 0.33      
40 A 237 217 0.12      
41 A 195 178 0.36      
42 A 115 105 3.83      

Unscaled Zero Point Vibrational Energy (zpe) 33173.4 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 30270.7 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
0.13929 0.08360 0.06781

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)
S1 1.521 0.972 -0.509
C2 -1.768 -0.167 -0.706
H3 -1.196 -0.127 -1.629
H4 -2.283 -1.123 -0.666
H5 -2.521 0.616 -0.752
C6 -0.061 1.342 0.463
H7 -0.597 2.129 -0.049
H8 0.227 1.686 1.448
C9 -0.863 0.021 0.531
H10 -1.494 0.043 1.417
C11 1.297 -0.901 -0.361
H12 2.238 -1.332 -0.053
H13 1.029 -1.288 -1.334
C14 0.181 -1.114 0.682
H15 0.610 -1.077 1.680
H16 -0.279 -2.090 0.559

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.48583.13784.34604.06521.89422.45712.45252.76963.69671.89162.45562.45592.75033.13333.7094
C23.48581.08621.08731.08712.56032.65893.47091.54382.15073.16974.22233.07782.57273.48892.7413
H33.13781.08621.76101.75382.79732.81833.84412.19063.06532.90203.96632.52752.86543.88753.0794
H44.34601.08731.76101.75673.50573.71454.31952.18172.51433.60004.56753.38302.80893.72532.5402
H54.06521.08711.75381.75672.83812.54663.67872.17882.46704.12635.18934.07023.51364.31043.7502
C61.89422.56032.79733.50572.83811.08091.08151.54652.15642.74853.56433.36742.47732.78943.4406
H72.45712.65892.81833.71452.54661.08091.76482.20182.70273.58624.47363.99653.41353.83674.2743
H82.45253.47093.84414.31953.67871.08151.76482.19062.37953.33273.92464.15052.90282.79873.9122
C92.76961.54382.19062.18172.17881.54652.20182.19061.08802.51213.43342.96191.54952.16692.1910
H103.69672.15073.06532.51432.46702.15642.70272.37951.08803.44104.23993.96302.16412.39792.6003
C111.89163.16972.90203.60004.12632.74853.58623.33272.51213.44101.08041.08081.54212.16042.1785
H122.45564.22233.96634.56755.18933.56434.47363.92463.43344.23991.08041.76222.19492.39062.6991
H132.45593.07782.52753.38304.07023.36743.99654.15052.96193.96301.08081.76222.19373.04982.4366
C142.75032.57272.86542.80893.51362.47733.41352.90281.54952.16411.54212.19492.19371.08691.0866
H153.13333.48893.88753.72534.31042.78943.83672.79872.16692.39792.16042.39063.04981.08691.7535
H163.70942.74133.07942.54023.75023.44064.27433.91222.19102.60032.17852.69912.43661.08661.7535

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 108.229 S1 C6 H8 107.867
S1 C6 C9 106.772 S1 C11 H12 108.317
S1 C11 H13 108.314 S1 C11 C14 105.993
C2 C9 C6 111.886 C2 C9 H10 108.371
C2 C9 C14 112.550 H3 C2 H4 108.233
H3 C2 H5 107.602 H3 C2 C9 111.614
H4 C2 H5 107.783 H4 C2 C9 110.840
H5 C2 C9 110.620 C6 S1 C11 93.104
C6 C9 H10 108.622 C6 C9 C14 106.291
H7 C6 H8 109.401 H7 C6 C9 112.658
H8 C6 C9 111.713 C9 C14 C11 108.696
C9 C14 H15 109.300 C9 C14 H16 111.216
H10 C9 C14 109.024 C11 C14 H15 109.300
C11 C14 H16 110.744 H12 C11 H13 109.249
H12 C11 C14 112.450 H13 C11 C14 112.319
H15 C14 H16 107.554
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 S 0.217      
2 C -0.500      
3 H 0.166      
4 H 0.146      
5 H 0.148      
6 C -0.586      
7 H 0.186      
8 H 0.185      
9 C 0.022      
10 H 0.148      
11 C -0.557      
12 H 0.183      
13 H 0.181      
14 C -0.242      
15 H 0.153      
16 H 0.150      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.948 -1.560 1.160 2.752
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.041 -4.558 0.869
y -4.558 -45.140 1.942
z 0.869 1.942 -46.412
Traceless
 xyz
x -3.265 -4.558 0.869
y -4.558 2.587 1.942
z 0.869 1.942 0.678
Polar
3z2-r21.357
x2-y2-3.901
xy-4.558
xz0.869
yz1.942


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.729 -0.019 -0.754
y -0.019 10.795 -0.012
z -0.754 -0.012 8.912


<r2> (average value of r2) Å2
<r2> 147.447
(<r2>)1/2 12.143