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All results from a given calculation for C5H10S (Thiophene, tetrahydro-3-methyl-)

using model chemistry: B1B95/CEP-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/CEP-31G*
 hartrees
Energy at 0K-44.328186
Energy at 298.15K-44.339962
Nuclear repulsion energy137.028521
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/CEP-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 3162 3027 32.50      
2 A 3157 3022 37.88      
3 A 3154 3019 29.56      
4 A 3150 3015 25.89      
5 A 3134 3000 22.10      
6 A 3101 2968 18.37      
7 A 3096 2964 78.29      
8 A 3083 2951 34.07      
9 A 3074 2943 9.45      
10 A 3070 2938 28.94      
11 A 1519 1454 4.39      
12 A 1502 1438 2.33      
13 A 1487 1423 5.33      
14 A 1477 1414 8.04      
15 A 1470 1407 3.68      
16 A 1402 1342 11.02      
17 A 1356 1298 4.44      
18 A 1337 1280 0.80      
19 A 1312 1255 3.27      
20 A 1288 1233 3.54      
21 A 1257 1203 19.99      
22 A 1223 1171 3.60      
23 A 1179 1128 2.17      
24 A 1121 1073 0.16      
25 A 1068 1022 1.16      
26 A 1058 1013 0.44      
27 A 1028 984 0.75      
28 A 1002 959 3.27      
29 A 959 918 0.34      
30 A 938 898 0.14      
31 A 898 860 6.82      
32 A 856 819 1.62      
33 A 814 779 1.78      
34 A 727 696 5.06      
35 A 705 675 1.47      
36 A 598 573 2.34      
37 A 488 467 0.18      
38 A 363 347 0.17      
39 A 334 320 0.12      
40 A 265 254 0.11      
41 A 186 178 0.40      
42 A 104 100 1.99      

Unscaled Zero Point Vibrational Energy (zpe) 31250.7 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 29913.1 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/CEP-31G*
ABC
0.13973 0.08666 0.07140

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.465 -0.435 -0.267
C2 1.853 -0.321 -0.845
H3 1.141 -0.270 -1.685
H4 2.609 0.469 -0.985
H5 2.367 -1.294 -0.904
C6 -0.034 -1.163 0.649
H7 0.204 -2.147 0.219
H8 -0.312 -1.299 1.706
C9 1.130 -0.163 0.506
H10 1.852 -0.326 1.324
C11 -0.722 1.254 -0.322
H12 -1.480 1.993 -0.024
H13 -0.398 1.481 -1.349
C14 0.469 1.222 0.653
H15 0.102 1.347 1.685
H16 1.177 2.040 0.442

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.36942.97104.23423.97751.84822.43912.44312.72133.68041.84632.44022.44552.70823.07303.6892
C23.36941.10191.10251.10232.55052.68103.48571.54012.16893.06334.13932.92662.55703.49952.7729
H32.97101.10191.78661.77762.76192.83283.82962.19323.09192.76653.84052.35572.85383.87943.1409
H44.23421.10251.78661.78213.51053.75254.34722.19292.55633.48584.46803.19312.79773.76572.5604
H53.97751.10231.77761.78212.86252.58183.73942.18962.48274.04615.13553.94233.51474.33643.7877
C61.84822.55052.76193.51052.86251.10011.10071.54182.17152.69433.53603.33422.43762.71903.4312
H72.43912.68102.83283.75252.58181.10011.78802.20852.69383.56614.47563.99783.40723.79084.3050
H82.44313.48573.82964.34723.73941.10071.78802.19312.40333.28593.89784.13112.84122.67843.8683
C92.72131.54012.19322.19292.18961.54182.20852.19311.10312.47463.42672.91141.54152.17442.2049
H103.68042.16893.09192.55632.48272.17152.69382.40331.10313.43954.27753.93292.18102.44782.6139
C111.84633.06332.76653.48584.04612.69433.56613.28592.47463.43951.09941.10051.53982.17112.1925
H122.44024.13933.84054.46805.13553.53604.47563.89783.42674.27751.09941.78512.20322.41682.6979
H132.44552.92662.35573.19313.94233.33423.99784.13112.91143.93291.10051.78512.19683.07702.4491
C142.70822.55702.85382.79773.51472.43763.40722.84121.54152.18101.53982.20322.19681.10201.1023
H153.07303.49953.87943.76574.33642.71903.79082.67842.17442.44782.17112.41683.07701.10201.7829
H163.68922.77293.14092.56043.78773.43124.30503.86832.20492.61392.19252.69792.44911.10231.7829

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 108.984 S1 C6 H8 109.249
S1 C6 C9 106.432 S1 C11 H12 109.229
S1 C11 H13 109.565 S1 C11 C14 105.867
C2 C9 C6 111.703 C2 C9 H10 109.162
C2 C9 C14 112.147 H3 C2 H4 108.281
H3 C2 H5 107.505 H3 C2 C9 111.145
H4 C2 H5 107.857 H4 C2 C9 111.076
H5 C2 C9 110.832 C6 S1 C11 93.649
C6 C9 H10 109.245 C6 C9 C14 104.477
H7 C6 H8 108.668 H7 C6 C9 112.352
H8 C6 C9 111.086 C9 C14 C11 106.855
C9 C14 H15 109.553 C9 C14 H16 111.950
H10 C9 C14 110.007 C11 C14 H15 109.417
C11 C14 H16 111.080 H12 C11 H13 108.481
H12 C11 C14 112.108 H13 C11 C14 111.537
H15 C14 H16 107.967
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.068      
2 C -0.513      
3 H 0.172      
4 H 0.154      
5 H 0.160      
6 C -0.487      
7 H 0.199      
8 H 0.182      
9 C 0.021      
10 H 0.179      
11 C -0.427      
12 H 0.200      
13 H 0.172      
14 C -0.281      
15 H 0.159      
16 H 0.179      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.967 0.800 0.770 2.259
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.371 -1.859 -0.003
y -1.859 -41.655 -1.286
z -0.003 -1.286 -44.340
Traceless
 xyz
x -4.374 -1.859 -0.003
y -1.859 4.201 -1.286
z -0.003 -1.286 0.173
Polar
3z2-r20.346
x2-y2-5.716
xy-1.859
xz-0.003
yz-1.286


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.574 0.162 0.657
y 0.162 10.230 -0.334
z 0.657 -0.334 8.387


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000