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All results from a given calculation for C5H6S (Thiophene, 3-methyl-)

using model chemistry: HF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G*
 hartrees
Energy at 0K-590.329132
Energy at 298.15K-590.335702
HF Energy-590.329132
Nuclear repulsion energy270.949954
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/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' 3441 3092 2.87      
2 A' 3431 3082 2.55      
3 A' 3386 3042 8.93      
4 A' 3283 2950 26.15      
5 A' 3202 2877 40.65      
6 A' 1780 1599 2.30      
7 A' 1643 1476 10.57      
8 A' 1616 1452 10.30      
9 A' 1569 1410 0.74      
10 A' 1531 1376 5.88      
11 A' 1381 1240 3.88      
12 A' 1284 1154 1.58      
13 A' 1213 1090 2.64      
14 A' 1104 992 6.37      
15 A' 1010 907 3.16      
16 A' 926 832 12.29      
17 A' 890 800 20.95      
18 A' 709 637 1.31      
19 A' 579 520 1.75      
20 A' 340 306 0.90      
21 A" 3253 2923 32.97      
22 A" 1628 1463 4.72      
23 A" 1172 1053 2.45      
24 A" 1037 931 0.65      
25 A" 890 800 70.07      
26 A" 804 723 13.35      
27 A" 657 590 10.40      
28 A" 488 438 0.08      
29 A" 252 226 2.34      
30 A" 138 124 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 22317.2 cm-1
Scaled (by 0.8985) Zero Point Vibrational Energy (zpe) 20052.0 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/6-31G*
ABC
0.23369 0.08217 0.06148

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.212 0.751 0.000
C2 -1.255 0.261 0.000
C3 0.000 0.974 0.000
C4 1.046 0.127 0.000
H5 -1.874 -1.819 0.000
C6 -1.105 -1.074 0.000
S7 0.558 -1.531 0.000
H8 1.132 2.801 0.000
H9 -0.386 2.898 0.876
H10 -0.386 2.898 -0.876
C11 0.098 2.476 0.000
H12 2.087 0.381 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.07462.22293.31682.59182.13383.58913.92152.95112.95112.88254.3144
C21.07461.44332.30492.17051.34342.55003.48462.91092.91092.59483.3440
C32.22291.44331.34613.36372.32702.56712.14842.14862.14861.50452.1696
C43.31682.30491.34613.50912.46331.72852.67493.23983.23982.53281.0715
H52.59182.17053.36373.50911.07102.44955.51125.02295.02294.72574.5310
C62.13381.34342.32702.46331.07101.72534.47334.13004.13003.74753.5077
S73.58912.55002.56711.72852.44951.72534.36954.61284.61284.03332.4481
H83.92153.48462.14842.67495.51124.47334.36951.75501.75501.08352.6012
H92.95112.91092.14863.23985.02294.13004.61281.75501.75131.08613.6357
H102.95112.91092.14863.23985.02294.13004.61281.75501.75131.08613.6357
C112.88252.59481.50452.53284.72573.74754.03331.08351.08611.08612.8885
H124.31443.34402.16961.07154.53103.50772.44812.60123.63573.63572.8885

picture of Thiophene, 3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 C3 123.305 H1 C2 C6 123.505
C2 C3 C4 111.391 C2 C3 C11 123.332
C2 C6 H5 127.690 C2 C6 S7 111.795
C3 C2 C6 113.190 C3 C4 S7 112.626
C3 C4 H12 127.276 C3 C11 H8 111.178
C3 C11 H9 111.041 C3 C11 H10 111.041
C4 C3 C11 125.277 C4 S7 C6 90.998
H5 C6 S7 120.515 S7 C4 H12 120.098
H8 C11 H9 107.981 H8 C11 H10 107.981
H9 C11 H10 107.463
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.204      
2 C -0.175      
3 C 0.066      
4 C -0.449      
5 H 0.231      
6 C -0.409      
7 S 0.278      
8 H 0.176      
9 H 0.178      
10 H 0.178      
11 C -0.503      
12 H 0.225      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.539 1.088 0.000 1.214
CHELPG -0.522 0.956 0.000 1.089
AIM -0.301 0.317 0.000 0.437
ESP -0.566 1.051 0.000 1.194


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.623 1.947 0.002
y 1.947 -41.225 0.001
z 0.002 0.001 -46.835
Traceless
 xyz
x 5.407 1.947 0.002
y 1.947 1.504 0.001
z 0.002 0.001 -6.911
Polar
3z2-r2-13.821
x2-y22.602
xy1.947
xz0.002
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.727 -0.646 0.001
y -0.646 11.694 0.000
z 0.001 0.000 4.929


<r2> (average value of r2) Å2
<r2> 186.702
(<r2>)1/2 13.664