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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-592.304582
Energy at 298.15K-592.310821
Nuclear repulsion energy271.023197
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 B3PW91/cc-pVTZ
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' 3254 3129 0.64      
2 A' 3243 3119 0.79      
3 A' 3201 3078 4.43      
4 A' 3122 3002 14.41      
5 A' 3033 2917 30.74      
6 A' 1598 1537 4.16      
7 A' 1492 1435 11.96      
8 A' 1455 1399 1.86      
9 A' 1421 1366 5.27      
10 A' 1403 1349 0.31      
11 A' 1257 1208 3.05      
12 A' 1179 1133 2.28      
13 A' 1101 1059 3.68      
14 A' 1007 968 8.51      
15 A' 949 913 2.36      
16 A' 878 844 14.46      
17 A' 850 817 6.55      
18 A' 670 644 0.26      
19 A' 549 528 0.20      
20 A' 321 308 0.86      
21 A" 3087 2969 15.28      
22 A" 1477 1421 6.56      
23 A" 1055 1015 2.53      
24 A" 901 866 0.08      
25 A" 781 751 69.62      
26 A" 694 667 5.34      
27 A" 612 588 12.87      
28 A" 469 451 0.00      
29 A" 235 226 3.29      
30 A" 111 107 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 20701.4 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 19906.5 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 B3PW91/cc-pVTZ
ABC
0.23424 0.08230 0.06160

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.207 0.787 0.000
C2 -1.247 0.287 0.000
C3 0.000 0.978 0.000
C4 1.051 0.106 0.000
H5 -1.889 -1.817 0.000
C6 -1.114 -1.068 0.000
S7 0.538 -1.533 0.000
H8 1.175 2.777 0.000
H9 -0.349 2.907 0.879
H10 -0.349 2.907 -0.879
C11 0.129 2.469 0.000
H12 2.104 0.341 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.08222.21533.32822.62302.15283.59403.92382.95312.95312.87894.3337
C21.08221.42602.30522.19931.36102.54933.47372.90632.90632.58003.3514
C32.21531.42601.36543.37332.32912.56812.14862.14882.14881.49662.1980
C43.32822.30521.36543.51282.46211.71772.67393.25273.25272.53631.0788
H52.62302.19933.37333.51281.07822.44335.52175.04595.04594.73724.5384
C62.15281.36102.32912.46211.07821.71584.47414.14224.14223.74873.5122
S73.59402.54932.56811.71772.44331.71584.35714.61284.61284.02302.4423
H83.92383.47372.14862.67395.52174.47414.35711.76421.76421.08982.6072
H92.95312.90632.14883.25275.04594.14224.61281.76421.75881.09293.6573
H102.95312.90632.14883.25275.04594.14224.61281.76421.75881.09293.6573
C112.87892.58001.49662.53634.73723.74874.02301.08981.09291.09292.9029
H124.33373.35142.19801.07884.53843.51222.44232.60723.65733.65732.9029

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 123.491 H1 C2 C6 123.153
C2 C3 C4 111.322 C2 C3 C11 123.946
C2 C6 H5 128.380 C2 C6 S7 111.381
C3 C2 C6 113.356 C3 C4 S7 112.308
C3 C4 H12 127.735 C3 C11 H8 111.374
C3 C11 H9 111.206 C3 C11 H10 111.206
C4 C3 C11 124.732 C4 S7 C6 91.632
H5 C6 S7 120.239 S7 C4 H12 119.957
H8 C11 H9 107.854 H8 C11 H10 107.854
H9 C11 H10 107.158
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.112      
2 C -0.161      
3 C 0.060      
4 C -0.200      
5 H 0.122      
6 C -0.162      
7 S 0.091      
8 H 0.090      
9 H 0.098      
10 H 0.098      
11 C -0.265      
12 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.306 0.874 0.000 0.926
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.683 1.490 0.000
y 1.490 -40.424 0.000
z 0.000 0.000 -45.980
Traceless
 xyz
x 4.518 1.490 0.000
y 1.490 1.908 0.000
z 0.000 0.000 -6.426
Polar
3z2-r2-12.853
x2-y21.740
xy1.490
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> 186.185
(<r2>)1/2 13.645