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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-594.666108
Energy at 298.15K-594.677925
Nuclear repulsion energy312.052597
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 3167 3007 25.34      
2 A 3165 3005 15.10      
3 A 3151 2992 23.99      
4 A 3139 2980 32.32      
5 A 3128 2969 26.72      
6 A 3104 2947 27.45      
7 A 3086 2929 14.45      
8 A 3085 2929 23.14      
9 A 3075 2919 38.84      
10 A 3071 2915 10.34      
11 A 1532 1454 1.66      
12 A 1527 1449 6.30      
13 A 1517 1440 5.43      
14 A 1512 1435 4.24      
15 A 1507 1430 3.85      
16 A 1436 1363 4.12      
17 A 1400 1329 1.31      
18 A 1376 1307 0.54      
19 A 1335 1267 0.26      
20 A 1321 1254 5.22      
21 A 1303 1237 25.70      
22 A 1255 1191 4.66      
23 A 1219 1157 6.57      
24 A 1178 1118 0.59      
25 A 1127 1070 0.24      
26 A 1091 1036 2.25      
27 A 1059 1005 0.55      
28 A 1053 1000 4.19      
29 A 984 934 2.82      
30 A 970 921 1.98      
31 A 921 874 0.92      
32 A 875 831 1.84      
33 A 865 821 2.33      
34 A 711 675 1.82      
35 A 652 619 2.92      
36 A 525 498 0.65      
37 A 459 436 0.09      
38 A 410 389 0.69      
39 A 283 269 0.97      
40 A 258 245 0.17      
41 A 242 230 0.21      
42 A 96 91 1.46      

Unscaled Zero Point Vibrational Energy (zpe) 31585.6 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 29984.2 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
0.14170 0.09348 0.06184

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 -2.263 0.128 0.204
H2 -2.206 0.008 1.289
H3 -2.837 1.034 -0.017
H4 -2.816 -0.722 -0.202
S5 0.117 -1.286 -0.066
C6 1.661 -0.369 0.281
H7 2.493 -0.843 -0.242
H8 1.868 -0.402 1.353
C9 -0.873 0.230 -0.397
H10 -0.955 0.338 -1.483
C11 1.414 1.061 -0.186
H12 1.556 1.124 -1.270
H13 2.116 1.757 0.282
C14 -0.033 1.373 0.158
H15 -0.364 2.332 -0.252
H16 -0.156 1.415 1.246

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.09261.09451.09222.78183.95654.87464.32021.51752.14483.81374.21294.67262.55412.94522.6792
H21.09261.77611.76812.98454.01425.01474.09482.16013.05854.04844.68434.76962.80403.34222.4861
H31.09451.77611.76583.75614.72095.65475.10572.15532.48424.25414.56835.01382.82912.80292.9872
H41.09221.76811.76582.98934.51655.30984.94492.17142.49514.59004.86395.54043.50123.91713.7057
S52.78182.98453.75612.98931.82942.42322.42091.84052.40752.68443.05453.65732.67273.65513.0151
C63.95654.01424.72094.51651.82941.09081.09232.69113.23381.52442.15542.17372.43323.41792.7234
H74.87465.01475.65475.30982.42321.09081.76933.53633.85022.18902.40932.67873.38404.27123.7856
H84.32024.09485.10574.94492.42091.09231.76933.31274.06932.17143.05062.42232.86223.87702.7218
C91.51752.16012.15532.17141.84052.69113.53633.31271.09452.44302.73203.42481.52342.16872.1489
H102.14483.05852.48422.49512.40753.23383.85024.06931.09452.79592.63993.81562.14752.41693.0403
C113.81374.04844.25414.59002.68441.52442.18902.17142.44302.79591.09451.09361.52002.18672.1549
H124.21294.68434.56834.86393.05452.15542.40933.05062.73202.63991.09451.76692.15042.48583.0570
H134.67264.76965.01385.54043.65732.17372.67872.42233.42483.81561.09361.76692.18672.60092.4919
C142.55412.80402.82913.50122.67272.43323.38402.86221.52342.14751.52002.15042.18671.09441.0961
H152.94523.34222.80293.91713.65513.41794.27123.87702.16872.41692.18672.48582.60091.09441.7690
H162.67922.48612.98723.70573.01512.72343.78562.72182.14893.04032.15493.05702.49191.09611.7690

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 111.512 C1 C9 H10 109.333
C1 C9 C14 114.263 H2 C1 H3 108.593
H2 C1 H4 108.044 H2 C1 C9 110.648
H3 C1 H4 107.707 H3 C1 C9 110.157
H4 C1 C9 111.584 S5 C6 H7 109.549
S5 C6 H8 109.302 S5 C6 C11 105.978
S5 C9 H10 107.491 S5 C9 C14 104.827
C6 S5 C9 94.327 C6 C11 H12 109.686
C6 C11 H13 111.185 C6 C11 C14 106.114
H7 C6 H8 108.280 H7 C6 C11 112.596
H8 C6 C11 111.085 C9 C14 C11 106.780
C9 C14 H15 110.813 C9 C14 H16 109.151
H10 C9 C14 109.134 C11 C14 H15 112.500
C11 C14 H16 109.849 H12 C11 H13 107.700
H12 C11 C14 109.595 H13 C11 C14 112.549
H15 C14 H16 107.719
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 -0.484      
2 H 0.176      
3 H 0.164      
4 H 0.177      
5 S 0.087      
6 C -0.465      
7 H 0.196      
8 H 0.192      
9 C -0.291      
10 H 0.188      
11 C -0.316      
12 H 0.173      
13 H 0.171      
14 C -0.305      
15 H 0.169      
16 H 0.169      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.380 2.096 0.001 2.130
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.846 -0.339 0.974
y -0.339 -47.698 -0.343
z 0.974 -0.343 -45.474
Traceless
 xyz
x 4.741 -0.339 0.974
y -0.339 -4.038 -0.343
z 0.974 -0.343 -0.703
Polar
3z2-r2-1.405
x2-y25.852
xy-0.339
xz0.974
yz-0.343


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.182 -0.122 0.260
y -0.122 10.161 -0.032
z 0.260 -0.032 8.121


<r2> (average value of r2) Å2
<r2> 202.031
(<r2>)1/2 14.214