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

using model chemistry: B3LYP/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 B3LYP/6-31G**
 hartrees
Energy at 0K-592.330668
Energy at 298.15K-592.336848
Nuclear repulsion energy269.136910
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 B3LYP/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' 3267 3139 1.06      
2 A' 3257 3129 1.17      
3 A' 3210 3084 6.21      
4 A' 3127 3005 16.89      
5 A' 3038 2919 33.98      
6 A' 1612 1548 2.38      
7 A' 1512 1452 9.27      
8 A' 1472 1415 5.14      
9 A' 1432 1376 0.82      
10 A' 1417 1361 3.54      
11 A' 1262 1213 3.92      
12 A' 1187 1140 2.23      
13 A' 1114 1071 3.26      
14 A' 1017 977 8.45      
15 A' 948 911 2.69      
16 A' 861 827 16.37      
17 A' 830 798 6.26      
18 A' 663 637 0.68      
19 A' 544 522 0.67      
20 A' 320 308 0.84      
21 A" 3092 2971 21.67      
22 A" 1497 1439 5.23      
23 A" 1065 1024 3.41      
24 A" 893 858 0.01      
25 A" 779 749 62.65      
26 A" 687 660 3.00      
27 A" 608 584 8.57      
28 A" 458 440 0.10      
29 A" 235 225 2.33      
30 A" 115 111 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 20758.9 cm-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 19945.2 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 B3LYP/6-31G**
ABC
0.23098 0.08115 0.06073

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.217 0.791 0.000
C2 -1.256 0.288 0.000
C3 0.000 0.984 0.000
C4 1.056 0.113 0.000
H5 -1.902 -1.821 0.000
C6 -1.124 -1.071 0.000
S7 0.545 -1.547 0.000
H8 1.173 2.796 0.000
H9 -0.354 2.924 0.882
H10 -0.354 2.924 -0.882
C11 0.126 2.484 0.000
H12 2.111 0.351 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.08502.22503.34262.63172.15943.61913.93842.96562.96562.89004.3503
C21.08501.43602.31872.20581.36512.57113.49192.92272.92272.59473.3676
C32.22501.43601.36943.38962.34252.58962.15862.16032.16031.50502.2042
C43.34262.31871.36943.53472.48101.73712.68573.26673.26672.54721.0814
H52.63172.20583.38963.53471.08102.46275.54795.06905.06904.75914.5636
C62.15941.36512.34252.48101.08101.73584.49814.16334.16333.76833.5340
S73.61912.57112.58961.73712.46271.73584.38854.64564.64564.05302.4609
H83.93843.49192.15862.68575.54794.49814.38851.76851.76851.09312.6187
H92.96562.92272.16033.26675.06904.16334.64561.76851.76331.09623.6713
H102.96562.92272.16033.26675.06904.16334.64561.76851.76331.09623.6713
C112.89002.59471.50502.54724.75913.76834.05301.09311.09621.09622.9140
H124.35033.36762.20421.08144.56363.53402.46092.61873.67133.67132.9140

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 123.314 H1 C2 C6 123.207
C2 C3 C4 111.464 C2 C3 C11 123.815
C2 C6 H5 128.416 C2 C6 S7 111.463
C3 C2 C6 113.478 C3 C4 S7 112.405
C3 C4 H12 127.761 C3 C11 H8 111.383
C3 C11 H9 111.325 C3 C11 H10 111.325
C4 C3 C11 124.721 C4 S7 C6 91.189
H5 C6 S7 120.121 S7 C4 H12 119.834
H8 C11 H9 107.763 H8 C11 H10 107.763
H9 C11 H10 107.078
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.089      
2 C -0.065      
3 C 0.144      
4 C -0.338      
5 H 0.127      
6 C -0.300      
7 S 0.240      
8 H 0.112      
9 H 0.122      
10 H 0.122      
11 C -0.373      
12 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.369 0.912 0.000 0.984
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.536 1.554 0.000
y 1.554 -40.379 0.000
z 0.000 0.000 -45.654
Traceless
 xyz
x 4.481 1.554 0.000
y 1.554 1.716 0.000
z 0.000 0.000 -6.197
Polar
3z2-r2-12.394
x2-y21.843
xy1.554
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.334 -0.437 0.000
y -0.437 12.490 0.000
z 0.000 0.000 5.038


<r2> (average value of r2) Å2
<r2> 188.277
(<r2>)1/2 13.721