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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-592.267114
Energy at 298.15K-592.273304
Nuclear repulsion energy270.728840
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 B1B95/6-31G**
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' 3287 3138 0.76      
2 A' 3276 3128 0.81      
3 A' 3234 3088 5.10      
4 A' 3158 3015 14.32      
5 A' 3060 2922 30.89      
6 A' 1628 1554 2.79      
7 A' 1512 1443 12.20      
8 A' 1486 1418 2.67      
9 A' 1438 1373 4.58      
10 A' 1413 1350 0.49      
11 A' 1261 1204 3.24      
12 A' 1192 1138 2.23      
13 A' 1111 1060 3.77      
14 A' 1012 966 9.49      
15 A' 951 908 2.87      
16 A' 883 843 14.38      
17 A' 855 817 8.57      
18 A' 667 637 0.49      
19 A' 547 523 0.46      
20 A' 316 301 0.85      
21 A" 3126 2985 17.46      
22 A" 1490 1423 6.01      
23 A" 1057 1009 4.04      
24 A" 895 855 0.07      
25 A" 782 747 67.47      
26 A" 692 661 3.82      
27 A" 605 578 8.78      
28 A" 461 440 0.11      
29 A" 235 224 2.75      
30 A" 112 107 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 20870.0 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 19926.7 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 B1B95/6-31G**
ABC
0.23369 0.08212 0.06146

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -2.211 0.789 0.000
C2 -1.250 0.288 0.000
C3 0.000 0.980 0.000
C4 1.050 0.105 0.000
H5 -1.893 -1.816 0.000
C6 -1.116 -1.067 0.000
S7 0.537 -1.536 0.000
H8 1.182 2.775 0.000
H9 -0.342 2.912 0.880
H10 -0.342 2.912 -0.880
C11 0.134 2.471 0.000
H12 2.104 0.340 0.000

Atom - Atom Distances (Å)
  H1 C2 C3 C4 H5 C6 S7 H8 H9 H10 C11 H12
H11.08342.21923.33172.62492.15483.59973.93152.96272.96272.88614.3385
C21.08341.42862.30722.20081.36172.55403.47832.91302.91302.58473.3548
C32.21921.42861.36653.37652.33072.57252.14952.15102.15101.49732.1993
C43.33172.30721.36653.51412.46201.71922.67343.25483.25482.53701.0804
H52.62492.20083.37653.51411.07982.44595.52595.05405.05404.74254.5416
C62.15481.36172.33072.46201.07981.71824.47634.14804.14803.75193.5138
S73.59972.55402.57251.71922.44591.71824.35904.61924.61924.02722.4446
H83.93153.47832.14952.67345.52594.47634.35901.76521.76521.09092.6036
H92.96272.91302.15103.25485.05404.14804.61921.76521.76041.09383.6572
H102.96272.91302.15103.25485.05404.14804.61921.76521.76041.09383.6572
C112.88612.58471.49732.53704.74253.75194.02721.09091.09381.09382.9019
H124.33853.35482.19931.08044.54163.51382.44462.60363.65723.65722.9019

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 123.537 H1 C2 C6 123.189
C2 C3 C4 111.250 C2 C3 C11 124.092
C2 C6 H5 128.317 C2 C6 S7 111.526
C3 C2 C6 113.275 C3 C4 S7 112.460
C3 C4 H12 127.617 C3 C11 H8 111.330
C3 C11 H9 111.278 C3 C11 H10 111.278
C4 C3 C11 124.659 C4 S7 C6 91.490
H5 C6 S7 120.158 S7 C4 H12 119.923
H8 C11 H9 107.797 H8 C11 H10 107.797
H9 C11 H10 107.166
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.114      
2 C -0.074      
3 C 0.102      
4 C -0.372      
5 H 0.151      
6 C -0.346      
7 S 0.278      
8 H 0.128      
9 H 0.139      
10 H 0.139      
11 C -0.403      
12 H 0.145      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.344 0.880 0.000 0.945
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.121 1.511 0.000
y 1.511 -39.872 0.000
z 0.000 0.000 -45.504
Traceless
 xyz
x 4.567 1.511 0.000
y 1.511 1.941 0.000
z 0.000 0.000 -6.508
Polar
3z2-r2-13.015
x2-y21.750
xy1.511
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.250 -0.419 0.000
y -0.419 12.386 0.000
z 0.000 0.000 5.048


<r2> (average value of r2) Å2
<r2> 186.211
(<r2>)1/2 13.646