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All results from a given calculation for C5H10S (Thiophene, tetrahydro-2-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-587.976089
Energy at 298.15K-587.987657
Nuclear repulsion energy308.992510
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 3509 3099 1.40      
2 A 3500 3091 0.90      
3 A 3488 3080 3.01      
4 A 3480 3073 0.32      
5 A 3451 3047 2.76      
6 A 3371 2977 1.64      
7 A 3369 2975 2.81      
8 A 3357 2964 6.73      
9 A 3340 2949 6.66      
10 A 3331 2941 2.42      
11 A 1686 1488 0.71      
12 A 1684 1487 3.26      
13 A 1681 1484 2.40      
14 A 1667 1472 0.56      
15 A 1659 1465 1.39      
16 A 1572 1388 0.49      
17 A 1509 1332 2.60      
18 A 1484 1310 0.85      
19 A 1447 1278 1.90      
20 A 1438 1269 4.17      
21 A 1406 1242 18.87      
22 A 1350 1192 2.28      
23 A 1310 1156 2.09      
24 A 1266 1117 0.67      
25 A 1201 1061 1.11      
26 A 1179 1041 1.37      
27 A 1140 1006 3.88      
28 A 1137 1004 0.14      
29 A 1058 934 4.08      
30 A 1051 928 1.71      
31 A 984 869 0.44      
32 A 934 824 1.22      
33 A 926 817 0.89      
34 A 821 725 0.26      
35 A 751 663 0.18      
36 A 564 498 1.38      
37 A 498 439 0.50      
38 A 422 373 0.27      
39 A 293 258 0.47      
40 A 238 210 0.09      
41 A 222 196 0.03      
42 A 80 71 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 34424.4 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 30396.7 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/STO-3G
ABC
0.13706 0.09238 0.06059

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)
C1 -2.278 0.143 0.228
H2 -2.210 0.036 1.319
H3 -2.843 1.058 0.003
H4 -2.843 -0.712 -0.167
S5 0.111 -1.305 -0.076
C6 1.648 -0.393 0.295
H7 2.504 -0.857 -0.219
H8 1.863 -0.418 1.376
C9 -0.868 0.212 -0.407
H10 -0.993 0.330 -1.499
C11 1.447 1.072 -0.165
H12 1.642 1.156 -1.245
H13 2.132 1.755 0.360
C14 -0.033 1.410 0.122
H15 -0.340 2.350 -0.361
H16 -0.185 1.517 1.207

Atom - Atom Distances (Å)
  C1 H2 H3 H4 S5 C6 H7 H8 C9 H10 C11 H12 H13 C14 H15 H16
C11.09801.09911.09842.80993.96264.90554.33351.54792.16053.85874.30844.69662.57992.99552.6876
H21.09801.78201.78063.02214.01455.03834.09882.19333.08324.07984.76084.76662.83893.41612.5105
H31.09911.78201.77873.78374.72815.68365.11952.18722.49134.29254.65615.03532.83382.83932.9528
H41.09841.78061.77873.01434.52565.34884.96122.19352.50594.64564.97655.57733.53293.95933.7305
S52.80993.02213.78373.01431.82482.43822.44201.83552.43252.72783.12533.69222.72603.69383.1134
C63.96264.01454.72814.52561.82481.10101.10282.68093.27321.54882.18432.20242.47133.45082.7997
H74.90555.03835.68365.34882.43821.10101.77413.54223.90852.20092.41882.70123.41974.28933.8599
H84.33354.09885.11954.96122.44201.10281.77413.32184.12102.18413.06562.41372.91783.94172.8229
C91.54792.19332.18722.19351.83552.68093.54223.32181.10542.48092.80963.45901.55292.20272.1841
H102.16053.08322.49132.50592.43253.27323.90854.12101.10542.87772.77333.90492.17102.40863.0624
C113.85874.07984.29254.64562.72781.54882.20092.18412.48092.87771.10061.10041.54472.20572.1775
H124.30844.76084.65614.97653.12532.18432.41883.06562.80962.77331.10061.78142.17662.47723.0785
H134.69664.76665.03535.57733.69222.20242.70122.41373.45903.90491.10041.78142.20492.64302.4780
C142.57992.83892.83383.53292.72602.47133.41972.91781.55292.17101.54472.17662.20491.10031.1007
H152.99553.41612.83933.95933.69383.45084.28933.94172.20272.40862.20572.47722.64301.10031.7819
H162.68762.51052.95283.73053.11342.79973.85992.82292.18413.06242.17753.07852.47801.10071.7819

picture of Thiophene, tetrahydro-2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C9 S5 112.021 C1 C9 H10 107.868
C1 C9 C14 112.616 H2 C1 H3 108.403
H2 C1 H4 108.323 H2 C1 C9 110.832
H3 C1 H4 108.077 H3 C1 C9 110.292
H4 C1 C9 110.824 S5 C6 H7 110.432
S5 C6 H8 110.615 S5 C6 C11 107.636
S5 C9 H10 109.073 S5 C9 C14 106.833
C6 S5 C9 94.178 C6 C11 H12 109.916
C6 C11 H13 111.354 C6 C11 C14 106.048
H7 C6 H8 107.218 H7 C6 C11 111.194
H8 C6 C11 109.768 C9 C14 C11 106.437
C9 C14 H15 111.093 C9 C14 H16 109.615
H10 C9 C14 108.335 C11 C14 H15 111.911
C11 C14 H16 109.658 H12 C11 H13 108.072
H12 C11 C14 109.597 H13 C11 C14 111.844
H15 C14 H16 108.112
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 C -0.229      
2 H 0.077      
3 H 0.076      
4 H 0.078      
5 S 0.114      
6 C -0.223      
7 H 0.077      
8 H 0.073      
9 C -0.131      
10 H 0.070      
11 C -0.142      
12 H 0.075      
13 H 0.077      
14 C -0.143      
15 H 0.076      
16 H 0.074      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.195 1.121 0.007 1.138
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -40.444 -0.222 0.460
y -0.222 -43.273 -0.171
z 0.460 -0.171 -41.617
Traceless
 xyz
x 2.001 -0.222 0.460
y -0.222 -2.243 -0.171
z 0.460 -0.171 0.242
Polar
3z2-r20.483
x2-y22.829
xy-0.222
xz0.460
yz-0.171


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.082 -0.169 0.393
y -0.169 5.028 -0.077
z 0.393 -0.077 3.931


<r2> (average value of r2) Å2
<r2> 203.625
(<r2>)1/2 14.270