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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-592.210544
Energy at 298.15K-592.216539
Nuclear repulsion energy266.927853
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 BLYP/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' 3186 3162 1.53      
2 A' 3177 3152 1.69      
3 A' 3127 3103 7.92      
4 A' 3046 3023 18.49      
5 A' 2960 2938 38.19      
6 A' 1547 1535 2.08      
7 A' 1473 1461 7.41      
8 A' 1417 1406 4.54      
9 A' 1391 1381 0.74      
10 A' 1371 1360 3.36      
11 A' 1222 1213 4.28      
12 A' 1149 1140 2.53      
13 A' 1084 1076 2.88      
14 A' 990 982 8.22      
15 A' 919 912 2.59      
16 A' 823 817 15.89      
17 A' 789 783 3.35      
18 A' 639 634 0.66      
19 A' 525 521 0.68      
20 A' 312 310 0.79      
21 A" 3007 2984 24.21      
22 A" 1462 1450 4.42      
23 A" 1034 1026 3.04      
24 A" 847 841 0.09      
25 A" 743 737 58.35      
26 A" 648 643 1.16      
27 A" 587 583 7.70      
28 A" 441 438 0.23      
29 A" 227 226 2.15      
30 A" 113 112 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 20128.7 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 19973.7 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 BLYP/6-31G**
ABC
0.22733 0.07982 0.05974

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.229 0.804 0.000
C2 -1.264 0.295 0.000
C3 0.000 0.993 0.000
C4 1.065 0.114 0.000
H5 -1.920 -1.831 0.000
C6 -1.137 -1.076 0.000
S7 0.548 -1.563 0.000
H8 1.185 2.815 0.000
H9 -0.352 2.948 0.887
H10 -0.352 2.948 -0.887
C11 0.131 2.502 0.000
H12 2.128 0.349 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.09192.23743.36632.65282.17433.64923.96282.98492.98492.90744.3808
C21.09191.44372.33592.22441.37632.59473.51402.94272.94272.61083.3918
C32.23741.44371.38123.41462.36072.61402.17352.17552.17551.51472.2230
C43.36632.33591.38123.56292.50321.75482.70353.29053.29052.56461.0881
H52.65282.22443.41463.56291.08762.48265.58795.10725.10724.79354.5974
C62.17431.37632.36072.50321.08761.75404.53104.19474.19473.79583.5622
S73.64922.59472.61401.75482.48261.75404.42394.68464.68464.08642.4802
H83.96283.51402.17352.70355.58794.53104.42391.77951.77951.10022.6396
H92.98492.94272.17553.29055.10724.19474.68461.77951.77361.10363.6998
H102.98492.94272.17553.29055.10724.19474.68461.77951.77361.10363.6998
C112.90742.61081.51472.56464.79353.79584.08641.10021.10361.10362.9366
H124.38083.39182.22301.08814.59743.56222.48022.63963.69983.69982.9366

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 123.264 H1 C2 C6 123.086
C2 C3 C4 111.545 C2 C3 C11 123.872
C2 C6 H5 128.672 C2 C6 S7 111.400
C3 C2 C6 113.650 C3 C4 S7 112.382
C3 C4 H12 127.988 C3 C11 H8 111.458
C3 C11 H9 111.411 C3 C11 H10 111.411
C4 C3 C11 124.582 C4 S7 C6 91.022
H5 C6 S7 119.928 S7 C4 H12 119.630
H8 C11 H9 107.698 H8 C11 H10 107.698
H9 C11 H10 106.944
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.063      
2 C -0.043      
3 C 0.177      
4 C -0.312      
5 H 0.103      
6 C -0.270      
7 S 0.219      
8 H 0.099      
9 H 0.109      
10 H 0.109      
11 C -0.352      
12 H 0.097      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.341 0.894 0.000 0.957
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.816 1.482 0.000
y 1.482 -40.493 0.000
z 0.000 0.000 -45.605
Traceless
 xyz
x 4.233 1.482 0.000
y 1.482 1.718 0.000
z 0.000 0.000 -5.951
Polar
3z2-r2-11.901
x2-y21.677
xy1.482
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 191.001
(<r2>)1/2 13.820