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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-594.595628
Energy at 298.15K-594.607428
Nuclear repulsion energy307.848301
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 B1B95/6-31G
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 3188 3040 14.20      
2 A 3164 3018 26.22      
3 A 3143 2997 28.65      
4 A 3132 2987 42.95      
5 A 3123 2978 17.07      
6 A 3113 2969 21.03      
7 A 3099 2955 5.44      
8 A 3071 2929 23.50      
9 A 3060 2918 45.51      
10 A 3058 2916 8.65      
11 A 1539 1468 10.98      
12 A 1535 1464 0.42      
13 A 1529 1459 8.85      
14 A 1525 1454 9.22      
15 A 1519 1449 2.60      
16 A 1455 1387 8.41      
17 A 1401 1337 2.89      
18 A 1387 1323 0.69      
19 A 1356 1293 1.54      
20 A 1321 1260 6.25      
21 A 1307 1246 24.21      
22 A 1258 1200 5.36      
23 A 1225 1169 7.98      
24 A 1181 1126 0.16      
25 A 1137 1085 0.26      
26 A 1101 1050 1.88      
27 A 1077 1027 5.18      
28 A 1057 1008 3.66      
29 A 1002 955 4.71      
30 A 981 935 3.82      
31 A 921 878 1.38      
32 A 885 844 1.98      
33 A 865 825 3.57      
34 A 668 637 3.34      
35 A 612 584 5.07      
36 A 528 504 0.99      
37 A 450 429 0.14      
38 A 409 391 0.97      
39 A 284 271 1.66      
40 A 256 244 0.30      
41 A 235 224 0.15      
42 A 94 90 1.85      

Unscaled Zero Point Vibrational Energy (zpe) 31625.0 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 30160.7 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 B1B95/6-31G
ABC
0.13615 0.09155 0.06006

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.280 0.130 0.215
H2 -2.206 0.005 1.299
H3 -2.862 1.035 0.007
H4 -2.832 -0.722 -0.187
S5 0.128 -1.328 -0.070
C6 1.698 -0.337 0.292
H7 2.531 -0.807 -0.230
H8 1.881 -0.370 1.368
C9 -0.899 0.245 -0.405
H10 -0.975 0.330 -1.492
C11 1.413 1.085 -0.189
H12 1.559 1.145 -1.273
H13 2.098 1.799 0.279
C14 -0.047 1.386 0.149
H15 -0.375 2.344 -0.269
H16 -0.175 1.435 1.238

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.09341.09591.09272.82984.00664.92184.34711.51872.15893.83634.24164.68592.56332.96072.6797
H21.09341.77781.76953.01654.04635.04344.10512.16083.06834.05954.70074.77302.80933.35882.4848
H31.09591.77781.76873.81224.77095.70405.13102.15652.51174.28044.60485.02602.84092.82412.9828
H41.09271.76951.76873.02394.57215.36404.97592.17282.50224.61424.89445.55723.50973.93043.7077
S52.82983.01653.81223.02391.89212.46412.46131.90782.44742.73633.10093.71252.72843.71193.0714
C64.00664.04634.77094.57211.89211.08971.09112.75103.28271.52732.16042.17302.45613.43512.7455
H74.92185.04345.70405.36402.46411.08971.77913.59143.89572.19702.41712.69033.40514.28643.8075
H84.34714.10515.13104.97592.46131.09111.77913.35374.10232.18143.06192.43682.87873.89072.7388
C91.51872.16082.15652.17281.90782.75103.59143.35371.09382.46932.75843.44441.52802.16812.1535
H102.15893.06832.51172.50222.44743.28273.89574.10231.09382.82352.67133.83922.16102.43173.0518
C113.83634.05954.28044.61422.73631.52732.19702.18142.46932.82351.09581.09491.52862.18892.1631
H124.24164.70074.60484.89443.10092.16042.41713.06192.75842.67131.09581.76872.15872.48763.0651
H134.68594.77305.02605.55723.71252.17302.69032.43683.44443.83921.09491.76872.18792.59092.4929
C142.56332.80932.84093.50972.72842.45613.40512.87871.52802.16101.52862.15872.18791.09561.0973
H152.96073.35882.82413.93043.71193.43514.28643.89072.16812.43172.18892.48762.59091.09561.7711
H162.67972.48482.98283.70773.07142.74553.80752.73882.15353.05182.16313.06512.49291.09731.7711

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 110.843 C1 C9 H10 110.400
C1 C9 C14 114.560 H2 C1 H3 108.589
H2 C1 H4 108.088 H2 C1 C9 110.576
H3 C1 H4 107.826 H3 C1 C9 110.078
H4 C1 C9 111.582 S5 C6 H7 108.439
S5 C6 H8 108.165 S5 C6 C11 105.810
S5 C9 H10 106.049 S5 C9 C14 104.603
C6 S5 C9 92.764 C6 C11 H12 109.803
C6 C11 H13 110.852 C6 C11 C14 106.975
H7 C6 H8 109.333 H7 C6 C11 113.118
H8 C6 C11 111.759 C9 C14 C11 107.774
C9 C14 H15 110.366 C9 C14 H16 109.122
H10 C9 C14 109.917 C11 C14 H15 111.991
C11 C14 H16 109.832 H12 C11 H13 107.679
H12 C11 C14 109.575 H13 C11 C14 111.956
H15 C14 H16 107.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.435      
2 H 0.170      
3 H 0.156      
4 H 0.170      
5 S 0.193      
6 C -0.535      
7 H 0.195      
8 H 0.193      
9 C -0.397      
10 H 0.193      
11 C -0.294      
12 H 0.170      
13 H 0.166      
14 C -0.277      
15 H 0.165      
16 H 0.166      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.361 2.449 0.018 2.475
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.669 -0.274 0.976
y -0.274 -48.554 -0.376
z 0.976 -0.376 -45.791
Traceless
 xyz
x 5.503 -0.274 0.976
y -0.274 -4.824 -0.376
z 0.976 -0.376 -0.680
Polar
3z2-r2-1.359
x2-y26.885
xy-0.274
xz0.976
yz-0.376


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.245 -0.153 0.336
y -0.153 10.283 -0.028
z 0.336 -0.028 7.967


<r2> (average value of r2) Å2
<r2> 206.821
(<r2>)1/2 14.381