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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-591.877045
Energy at 298.15K-591.883042
Nuclear repulsion energy268.250750
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 PBEPBE/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' 3204 3158 0.76      
2 A' 3195 3149 0.89      
3 A' 3146 3101 6.05      
4 A' 3072 3028 14.41      
5 A' 2979 2936 33.50      
6 A' 1564 1542 2.79      
7 A' 1480 1458 9.92      
8 A' 1437 1417 3.18      
9 A' 1398 1378 2.03      
10 A' 1386 1366 1.93      
11 A' 1226 1208 3.60      
12 A' 1160 1143 2.47      
13 A' 1083 1068 3.83      
14 A' 992 978 9.49      
15 A' 928 915 2.84      
16 A' 853 841 14.13      
17 A' 820 808 5.04      
18 A' 650 640 0.40      
19 A' 534 526 0.37      
20 A' 311 307 0.83      
21 A" 3035 2992 17.91      
22 A" 1466 1445 6.47      
23 A" 1036 1021 4.43      
24 A" 840 828 0.08      
25 A" 742 731 69.59      
26 A" 645 636 1.53      
27 A" 587 579 9.18      
28 A" 447 441 0.33      
29 A" 228 224 2.78      
30 A" 105 103 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 20272.6 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 19982.7 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 PBEPBE/6-31G*
ABC
0.22941 0.08070 0.06038

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.227 0.806 0.000
C2 -1.259 0.296 0.000
C3 0.000 0.989 0.000
C4 1.060 0.105 0.000
H5 -1.914 -1.830 0.000
C6 -1.130 -1.073 0.000
S7 0.540 -1.552 0.000
H8 1.198 2.795 0.000
H9 -0.340 2.939 0.888
H10 -0.340 2.939 -0.888
C11 0.140 2.489 0.000
H12 2.125 0.339 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.09382.23453.36092.65402.17533.63473.96112.98392.98392.90444.3773
C21.09381.43712.32712.22501.37542.57883.50462.93592.93592.60103.3846
C32.23451.43711.38053.40792.35192.59802.16722.16952.16951.50632.2228
C43.36092.32711.38053.54892.48751.73722.69333.28333.28332.55541.0904
H52.65402.22503.40793.54891.08982.46965.57505.10055.10054.78284.5851
C62.17531.37542.35192.48751.08981.73714.51514.18504.18503.78203.5486
S73.63472.57882.59801.73722.46961.73714.39674.66194.66194.06092.4677
H83.96113.50462.16722.69335.57504.51514.39671.78181.78181.10192.6257
H92.98392.93592.16953.28335.10054.18504.66191.78181.77631.10513.6918
H102.98392.93592.16953.28335.10054.18504.66191.78181.77631.10513.6918
C112.90442.60101.50632.55544.78283.78204.06091.10191.10511.10512.9272
H124.37733.38462.22281.09044.58513.54862.46772.62573.69183.69182.9272

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 123.415 H1 C2 C6 123.117
C2 C3 C4 111.346 C2 C3 C11 124.156
C2 C6 H5 128.621 C2 C6 S7 111.367
C3 C2 C6 113.469 C3 C4 S7 112.376
C3 C4 H12 127.830 C3 C11 H8 111.438
C3 C11 H9 111.430 C3 C11 H10 111.430
C4 C3 C11 124.499 C4 S7 C6 91.444
H5 C6 S7 120.012 S7 C4 H12 119.795
H8 C11 H9 107.677 H8 C11 H10 107.677
H9 C11 H10 106.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.142      
2 C -0.120      
3 C 0.191      
4 C -0.419      
5 H 0.181      
6 C -0.376      
7 S 0.271      
8 H 0.169      
9 H 0.177      
10 H 0.177      
11 C -0.569      
12 H 0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.336 0.893 0.000 0.954
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.301 1.500 0.000
y 1.500 -40.036 0.000
z 0.000 0.000 -45.685
Traceless
 xyz
x 4.559 1.500 0.000
y 1.500 1.957 0.000
z 0.000 0.000 -6.516
Polar
3z2-r2-13.032
x2-y21.735
xy1.500
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.501 -0.388 0.000
y -0.388 12.796 0.000
z 0.000 0.000 5.056


<r2> (average value of r2) Å2
<r2> 189.196
(<r2>)1/2 13.755