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All results from a given calculation for C4H8S (Thiophene, tetrahydro-)

using model chemistry: BLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-31G*
 hartrees
Energy at 0K-555.309675
Energy at 298.15K-555.319205
HF Energy-555.309675
Nuclear repulsion energy231.538544
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 BLYP/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 3043 3019 1.48      
2 A 3005 2981 22.89      
3 A 2987 2962 2.17      
4 A 2968 2944 27.66      
5 A 1499 1487 1.14      
6 A 1474 1462 2.01      
7 A 1340 1330 1.35      
8 A 1283 1272 7.88      
9 A 1217 1207 2.92      
10 A 1126 1117 0.68      
11 A 1025 1017 0.01      
12 A 1015 1007 0.24      
13 A 862 855 1.49      
14 A 819 812 2.16      
15 A 643 638 3.95      
16 A 458 455 0.33      
17 A 283 281 0.02      
18 B 3044 3019 45.85      
19 B 3015 2990 54.17      
20 B 2988 2963 51.38      
21 B 2967 2943 26.61      
22 B 1485 1473 1.75      
23 B 1478 1466 2.75      
24 B 1318 1308 0.72      
25 B 1263 1252 19.39      
26 B 1193 1183 6.04      
27 B 1052 1044 0.93      
28 B 945 938 2.62      
29 B 878 871 1.83      
30 B 876 868 1.08      
31 B 636 631 1.79      
32 B 505 501 1.51      
33 B 120 119 2.20      

Unscaled Zero Point Vibrational Energy (zpe) 24403.9 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 24206.3 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 BLYP/6-31G*
ABC
0.19499 0.14058 0.08991

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 1.329
C2 0.000 1.361 0.054
C3 0.000 -1.361 0.054
C4 0.344 0.693 -1.298
C5 -0.344 -0.693 -1.298
H6 -0.996 1.833 0.021
H7 0.734 2.130 0.341
H8 0.996 -1.833 0.021
H9 -0.734 -2.130 0.341
H10 0.017 1.320 -2.145
H11 1.437 0.565 -1.382
H12 -0.017 -1.320 -2.145
H13 -1.437 -0.565 -1.382

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12 H13
S11.86491.86492.73852.73852.46172.45972.46172.45973.71623.11983.71623.1198
C21.86492.72291.54762.48341.10201.10033.34603.57882.19992.18263.46802.7999
C31.86492.72292.48341.54763.34603.57881.10201.10033.46802.79992.19992.1826
C42.73851.54762.48341.54692.19902.21422.92313.43701.10351.10402.21312.1821
C52.73852.48341.54761.54692.92313.43702.19902.21422.21312.18211.10351.1040
H62.46171.10203.34602.19902.92311.78364.17163.98392.44563.08163.94862.8130
H72.45971.10033.57882.21423.43701.78363.98394.50502.71092.43124.31753.8654
H82.46173.34601.10202.92312.19904.17163.98391.78363.94862.81302.44563.0816
H92.45973.57881.10033.43702.21423.98394.50501.78364.31753.86542.71092.4312
H103.71622.19993.46801.10352.21312.44562.71093.94864.31751.78072.64002.4997
H113.11982.18262.79991.10402.18213.08162.43122.81303.86541.78072.49973.0887
H123.71623.46802.19992.21311.10353.94864.31752.44562.71092.64002.49971.7807
H133.11982.79992.18262.18211.10402.81303.86543.08162.43122.49973.08871.7807

picture of Thiophene, tetrahydro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C3 H2 43.110 H1 C3 C6 46.354
H1 C3 S13 100.560 H2 C3 C6 17.320
H2 C3 S13 68.592 C3 C6 H4 47.910
C3 C6 H5 27.537 C3 C6 C9 14.105
C3 S13 C12 66.535 H4 C6 H5 31.278
H4 C6 C9 59.497 H5 C6 C9 33.090
C6 C3 S13 56.572 C6 C9 H7 23.229
C6 C9 H8 83.331 C6 C9 C12 69.318
H7 C9 H8 61.755 H7 C9 C12 68.371
H8 C9 C12 61.939 C9 C12 H10 107.577
C9 C12 H11 95.692 C9 C12 S13 61.485
H10 C12 H11 40.426 H10 C12 S13 65.547
H11 C12 S13 90.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.037      
2 C -0.364      
3 C -0.364      
4 C -0.228      
5 C -0.228      
6 H 0.155      
7 H 0.157      
8 H 0.155      
9 H 0.157      
10 H 0.128      
11 H 0.134      
12 H 0.128      
13 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -2.195 2.195
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.628 0.080 0.000
y 0.080 -35.724 0.000
z 0.000 0.000 -41.790
Traceless
 xyz
x -0.871 0.080 0.000
y 0.080 4.985 0.000
z 0.000 0.000 -4.114
Polar
3z2-r2-8.228
x2-y2-3.904
xy0.080
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.968 0.111 0.000
y 0.111 9.177 0.000
z 0.000 0.000 9.349


<r2> (average value of r2) Å2
<r2> 143.140
(<r2>)1/2 11.964