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All results from a given calculation for C5H10S (Thiophene, tetrahydro-3-methyl-)

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-587.975602
Energy at 298.15K-587.987350
Nuclear repulsion energy311.584533
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/STO-3G
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 3513 3102 0.95      
2 A 3510 3099 0.86      
3 A 3485 3077 1.81      
4 A 3454 3050 3.48      
5 A 3451 3047 2.24      
6 A 3402 3004 2.39      
7 A 3371 2976 1.70      
8 A 3346 2954 4.41      
9 A 3339 2948 7.16      
10 A 3338 2947 2.11      
11 A 1700 1501 3.47      
12 A 1691 1493 0.95      
13 A 1685 1488 1.66      
14 A 1676 1480 1.15      
15 A 1663 1468 0.96      
16 A 1591 1405 2.48      
17 A 1503 1327 8.49      
18 A 1477 1304 0.87      
19 A 1457 1287 1.56      
20 A 1422 1256 0.39      
21 A 1391 1229 10.02      
22 A 1347 1190 1.56      
23 A 1308 1155 2.81      
24 A 1241 1096 0.62      
25 A 1185 1046 1.81      
26 A 1175 1037 1.12      
27 A 1142 1009 0.53      
28 A 1094 966 1.86      
29 A 1050 927 0.80      
30 A 1033 912 0.45      
31 A 982 867 1.01      
32 A 923 815 0.83      
33 A 893 789 1.69      
34 A 832 735 0.27      
35 A 819 723 0.44      
36 A 685 605 1.84      
37 A 542 479 0.91      
38 A 387 342 0.29      
39 A 360 318 0.02      
40 A 246 217 0.04      
41 A 196 173 0.03      
42 A 116 102 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 34507.6 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 30470.2 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 B1B95/STO-3G
ABC
0.13964 0.08620 0.07044

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.453 -0.470 -0.267
C2 1.875 -0.357 -0.834
H3 1.167 -0.304 -1.672
H4 2.651 0.406 -0.983
H5 2.353 -1.345 -0.850
C6 -0.042 -1.124 0.684
H7 0.222 -2.130 0.322
H8 -0.294 -1.214 1.754
C9 1.140 -0.132 0.509
H10 1.859 -0.254 1.336
C11 -0.788 1.231 -0.309
H12 -1.539 1.952 0.050
H13 -0.537 1.516 -1.344
C14 0.481 1.273 0.580
H15 0.196 1.483 1.622
H16 1.173 2.063 0.251

Atom - Atom Distances (Å)
  S1 C2 H3 H4 H5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
S13.37802.97774.25713.94861.82292.43042.44612.72713.68581.82692.44402.43782.73763.17823.6846
C23.37801.09781.09791.09792.56332.68553.48421.54752.17283.14494.21563.09582.56903.49802.7435
H32.97771.09781.78281.77912.77232.86373.83412.18743.08672.83503.92172.51482.83333.87103.0496
H44.25711.09791.78281.78073.51793.74584.33502.19112.53833.60074.58483.39492.81193.73862.5413
H53.94861.09791.77911.78072.85292.55533.71542.18842.49264.09845.17994.09643.52184.33123.7710
C61.82292.56332.77233.51792.85291.10051.10301.55302.19042.66313.47973.36582.45602.78113.4384
H72.43042.68552.86373.74582.55531.10051.77622.20592.68833.56564.45374.07933.42213.83934.2994
H82.44613.48423.83414.33503.71541.10301.77622.18562.39423.23783.80564.13662.85762.74463.8923
C92.72711.54752.18742.19112.18841.55302.20592.18561.10312.49893.42522.99301.55362.17672.2105
H103.68582.17283.08672.53832.49262.19042.68832.39421.10313.45254.25074.00662.19132.42132.6486
C111.82693.14492.83503.60074.09842.66313.56563.23782.49893.45251.10131.10201.55012.18222.2022
H122.44404.21563.92174.58485.17993.47974.45373.80563.42524.25071.10131.77132.19642.38832.7217
H132.43783.09582.51483.39494.09643.36584.07934.13662.99304.00661.10201.77132.18973.05512.4008
C142.73762.56902.83332.81193.52182.45603.42212.85761.55362.19131.55012.19642.18971.10051.1002
H153.17823.49803.87103.73864.33122.78113.83932.74462.17672.42132.18222.38833.05511.10051.7802
H163.68462.74353.04962.54133.77103.43844.29943.89232.21052.64862.20222.72172.40081.10021.7802

picture of Thiophene, tetrahydro-3-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C6 H7 110.007 S1 C6 H8 111.037
S1 C6 C9 107.495 S1 C11 H12 110.706
S1 C11 H13 110.206 S1 C11 C14 108.042
C2 C9 C6 111.529 C2 C9 H10 108.959
C2 C9 C14 111.869 H3 C2 H4 108.573
H3 C2 H5 108.241 H3 C2 C9 110.401
H4 C2 H5 108.382 H4 C2 C9 110.690
H5 C2 C9 110.479 C6 S1 C11 93.716
C6 C9 H10 109.955 C6 C9 C14 104.483
H7 C6 H8 107.428 H7 C6 C9 111.321
H8 C6 C9 109.581 C9 C14 C11 107.246
C9 C14 H15 109.003 C9 C14 H16 111.673
H10 C9 C14 109.982 C11 C14 H15 109.658
C11 C14 H16 111.257 H12 C11 H13 107.012
H12 C11 C14 110.728 H13 C11 C14 110.161
H15 C14 H16 107.979
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.119      
2 C -0.230      
3 H 0.078      
4 H 0.075      
5 H 0.076      
6 C -0.223      
7 H 0.078      
8 H 0.072      
9 C -0.053      
10 H 0.074      
11 C -0.224      
12 H 0.077      
13 H 0.073      
14 C -0.142      
15 H 0.075      
16 H 0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.979 0.445 0.402 1.148
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.533 -1.000 -0.160
y -1.000 -40.776 -0.595
z -0.160 -0.595 -41.727
Traceless
 xyz
x -2.282 -1.000 -0.160
y -1.000 1.854 -0.595
z -0.160 -0.595 0.428
Polar
3z2-r20.857
x2-y2-2.757
xy-1.000
xz-0.160
yz-0.595


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.003 -0.135 0.339
y -0.135 5.466 -0.354
z 0.339 -0.354 4.247


<r2> (average value of r2) Å2
<r2> 193.351
(<r2>)1/2 13.905