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

using model chemistry: B3LYP/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-42.000618
Energy at 298.15K-42.006737
Nuclear repulsion energy107.555234
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/CEP-121G*
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' 3229 3130 2.93      
2 A' 3220 3121 3.08      
3 A' 3175 3078 10.90      
4 A' 3096 3001 26.87      
5 A' 3011 2919 47.82      
6 A' 1573 1525 2.45      
7 A' 1502 1456 9.47      
8 A' 1434 1390 5.64      
9 A' 1421 1378 0.46      
10 A' 1393 1350 4.23      
11 A' 1244 1206 4.94      
12 A' 1172 1136 2.47      
13 A' 1098 1065 3.81      
14 A' 1002 971 7.33      
15 A' 932 904 3.18      
16 A' 850 824 16.06      
17 A' 820 794 6.86      
18 A' 654 634 0.47      
19 A' 534 518 0.59      
20 A' 311 302 0.88      
21 A" 3063 2969 31.16      
22 A" 1496 1450 6.43      
23 A" 1055 1023 1.97      
24 A" 892 865 0.39      
25 A" 778 754 85.09      
26 A" 682 661 4.93      
27 A" 601 583 12.29      
28 A" 448 434 0.10      
29 A" 230 223 3.28      
30 A" 116 113 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 20515.7 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 19887.9 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/CEP-121G*
ABC
0.22798 0.07993 0.05984

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.179 0.179 0.000
C2 -1.153 -0.185 0.000
C3 0.000 0.687 0.000
C4 1.176 -0.031 0.000
H5 -1.498 -2.375 0.000
C6 -0.830 -1.521 0.000
S7 0.903 -1.761 0.000
H8 0.907 2.660 0.000
H9 -0.627 2.569 0.885
H10 -0.627 2.569 -0.885
C11 -0.089 2.202 0.000
H12 2.191 0.354 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.08862.23753.36192.64342.17093.64213.95952.98332.98332.90874.3733
C21.08861.44592.33462.21701.37482.59093.51272.93982.93982.61363.3871
C32.23751.44591.37803.40902.35902.60962.17142.17192.17191.51752.2158
C43.36192.33461.37803.55642.49881.75182.70433.28553.28552.56631.0851
H52.64342.21703.40903.55641.08452.47855.58005.09725.09724.78914.5888
C62.17091.37482.35902.49881.08451.74914.52754.18944.18943.79613.5551
S73.64212.59092.60961.75182.47851.74914.42124.67704.67704.08542.4765
H83.95953.51272.17142.70435.58004.52754.42121.77371.77371.09612.6390
H92.98332.93982.17193.28555.09724.18944.67701.77371.76951.09893.6918
H102.98332.93982.17193.28555.09724.18944.67701.77371.76951.09893.6918
C112.90872.61361.51752.56634.78913.79614.08541.09611.09891.09892.9343
H124.37333.38712.21581.08514.58883.55512.47652.63903.69183.69182.9343

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 123.353 H1 C2 C6 123.170
C2 C3 C4 111.502 C2 C3 C11 123.741
C2 C6 H5 128.308 C2 C6 S7 111.508
C3 C2 C6 113.477 C3 C4 S7 112.432
C3 C4 H12 127.813 C3 C11 H8 111.346
C3 C11 H9 111.217 C3 C11 H10 111.217
C4 C3 C11 124.757 C4 S7 C6 91.082
H5 C6 S7 120.184 S7 C4 H12 119.755
H8 C11 H9 107.812 H8 C11 H10 107.812
H9 C11 H10 107.247
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.209      
2 C -0.218      
3 C 0.325      
4 C -0.374      
5 H 0.222      
6 C -0.276      
7 S 0.024      
8 H 0.178      
9 H 0.176      
10 H 0.176      
11 C -0.674      
12 H 0.231      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.466 0.826 0.000 0.949
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.620 1.948 0.000
y 1.948 -39.906 0.000
z 0.000 0.000 -45.928
Traceless
 xyz
x 4.297 1.948 0.000
y 1.948 2.368 0.000
z 0.000 0.000 -6.665
Polar
3z2-r2-13.330
x2-y21.286
xy1.948
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.533 -0.800 0.000
y -0.800 13.466 0.000
z 0.000 0.000 6.171


<r2> (average value of r2) Å2
<r2> 134.772
(<r2>)1/2 11.609