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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-594.282786
Energy at 298.15K-594.294411
Nuclear repulsion energy308.742285
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 PBEPBE/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 3071 3027 23.49      
2 A 3063 3019 17.64      
3 A 3054 3010 22.82      
4 A 3038 2995 33.36      
5 A 3026 2983 26.34      
6 A 3003 2960 27.59      
7 A 2987 2945 24.10      
8 A 2984 2941 17.47      
9 A 2981 2938 35.95      
10 A 2973 2931 12.49      
11 A 1482 1461 3.08      
12 A 1480 1459 4.41      
13 A 1469 1448 5.64      
14 A 1463 1442 4.14      
15 A 1459 1438 2.73      
16 A 1387 1367 3.67      
17 A 1348 1329 1.83      
18 A 1327 1308 0.50      
19 A 1289 1271 0.31      
20 A 1270 1252 6.72      
21 A 1255 1237 24.17      
22 A 1210 1193 4.86      
23 A 1172 1155 8.37      
24 A 1133 1117 0.34      
25 A 1088 1072 0.21      
26 A 1052 1037 2.49      
27 A 1021 1006 1.63      
28 A 1016 1001 3.57      
29 A 954 940 2.99      
30 A 935 921 1.84      
31 A 890 877 0.89      
32 A 850 838 2.47      
33 A 835 823 1.86      
34 A 672 662 1.91      
35 A 614 605 3.19      
36 A 514 506 0.83      
37 A 447 440 0.14      
38 A 402 397 0.84      
39 A 276 272 1.16      
40 A 254 250 0.19      
41 A 237 234 0.21      
42 A 94 93 1.40      

Unscaled Zero Point Vibrational Energy (zpe) 30535.6 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 30098.9 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 PBEPBE/6-31G*
ABC
0.13835 0.09166 0.06052

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.284 0.129 0.212
H2 -2.224 0.011 1.307
H3 -2.866 1.041 -0.013
H4 -2.841 -0.732 -0.194
S5 0.121 -1.304 -0.070
C6 1.679 -0.367 0.287
H7 2.521 -0.844 -0.240
H8 1.883 -0.403 1.371
C9 -0.887 0.233 -0.399
H10 -0.974 0.335 -1.497
C11 1.426 1.073 -0.184
H12 1.580 1.140 -1.277
H13 2.129 1.778 0.296
C14 -0.036 1.389 0.150
H15 -0.367 2.353 -0.278
H16 -0.168 1.446 1.247

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.10331.10551.10282.81323.99434.92284.35701.52812.16283.84844.26214.71112.57732.97712.6996
H21.10331.79351.78493.02054.05205.06354.12802.17933.08724.08374.73524.80542.83283.38362.5091
H31.10551.79351.78233.79814.76785.71195.15282.17252.50634.29594.62345.05852.85602.83563.0063
H41.10281.78491.78233.01934.56035.36334.98702.18912.51434.63324.92145.58893.53303.95583.7380
S52.81323.02053.79813.01931.85292.44952.44751.86742.43352.71423.09163.69592.70613.69533.0632
C63.99434.05204.76784.56031.85291.10181.10342.72313.27311.53602.17382.19092.45823.44982.7604
H74.92285.06355.71195.36332.44951.10181.78793.57753.89662.20852.42832.70433.41694.30823.8322
H84.35704.12805.15284.98702.44751.10341.78793.34784.11442.19213.07922.44332.89513.92062.7636
C91.52812.17932.17252.18911.86742.72313.57753.34781.10582.47012.77083.45871.53642.18632.1684
H102.16283.08722.50632.51432.43353.27313.89664.11441.10582.83342.68673.86292.16832.43503.0689
C113.84844.08374.29594.63322.71421.53602.20852.19212.47012.83341.10531.10481.53272.20462.1744
H124.26214.73524.62344.92143.09162.17382.42833.07922.77082.68671.10531.78362.17002.50183.0853
H134.71114.80545.05855.58893.69592.19092.70432.44333.45873.86291.10481.78362.20442.62422.5074
C142.57732.83282.85603.53302.70612.45823.41692.89511.53642.16831.53272.17002.20441.10551.1070
H152.97713.38362.83563.95583.69533.44984.30823.92062.18632.43502.20462.50182.62421.10551.7853
H162.69962.50913.00633.73803.06322.76043.83222.76362.16843.06892.17443.08532.50741.10701.7853

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 111.502 C1 C9 H10 109.348
C1 C9 C14 114.492 H2 C1 H3 108.581
H2 C1 H4 108.009 H2 C1 C9 110.793
H3 C1 H4 107.623 H3 C1 C9 110.123
H4 C1 C9 111.597 S5 C6 H7 109.347
S5 C6 H8 109.126 S5 C6 C11 106.053
S5 C9 H10 107.063 S5 C9 C14 104.898
C6 S5 C9 94.102 C6 C11 H12 109.689
C6 C11 H13 111.073 C6 C11 C14 106.455
H7 C6 H8 108.343 H7 C6 C11 112.659
H8 C6 C11 111.244 C9 C14 C11 107.189
C9 C14 H15 110.643 C9 C14 H16 109.154
H10 C9 C14 109.217 C11 C14 H15 112.356
C11 C14 H16 109.874 H12 C11 H13 107.610
H12 C11 C14 109.623 H13 C11 C14 112.385
H15 C14 H16 107.600
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.480      
2 H 0.172      
3 H 0.159      
4 H 0.172      
5 S 0.070      
6 C -0.446      
7 H 0.187      
8 H 0.185      
9 C -0.258      
10 H 0.177      
11 C -0.298      
12 H 0.165      
13 H 0.160      
14 C -0.287      
15 H 0.158      
16 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.367 2.114 0.009 2.146
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.984 -0.301 0.973
y -0.301 -47.918 -0.343
z 0.973 -0.343 -45.713
Traceless
 xyz
x 4.831 -0.301 0.973
y -0.301 -4.069 -0.343
z 0.973 -0.343 -0.762
Polar
3z2-r2-1.523
x2-y25.934
xy-0.301
xz0.973
yz-0.343


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.647 -0.126 0.258
y -0.126 10.567 -0.022
z 0.258 -0.022 8.320


<r2> (average value of r2) Å2
<r2> 205.898
(<r2>)1/2 14.349