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All results from a given calculation for C4H6OS (Dihydro-3-(2H)-thiophenone)

using model chemistry: BLYP/3-21G

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/3-21G
 hartrees
Energy at 0K-626.099411
Energy at 298.15K-626.106499
Nuclear repulsion energy280.143769
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3105 3088 5.22      
2 A 3073 3056 1.92      
3 A 3053 3036 10.63      
4 A 3036 3019 13.40      
5 A 3020 3003 9.29      
6 A 2973 2956 4.09      
7 A 1680 1671 111.12      
8 A 1503 1495 2.30      
9 A 1466 1458 8.78      
10 A 1454 1446 11.79      
11 A 1305 1298 5.54      
12 A 1271 1264 13.33      
13 A 1211 1205 4.45      
14 A 1184 1178 14.56      
15 A 1164 1158 1.35      
16 A 1079 1073 6.36      
17 A 1036 1030 61.92      
18 A 966 960 19.94      
19 A 950 944 2.75      
20 A 844 840 8.32      
21 A 786 782 4.29      
22 A 703 699 0.93      
23 A 687 683 7.39      
24 A 597 594 1.71      
25 A 545 542 2.72      
26 A 445 442 3.93      
27 A 429 427 2.83      
28 A 399 397 4.17      
29 A 165 164 2.02      
30 A 48 48 10.16      

Unscaled Zero Point Vibrational Energy (zpe) 20087.8 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 19977.3 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/3-21G
ABC
0.17716 0.07721 0.05691

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.207 -0.111 0.032
C2 0.551 1.262 0.329
H3 1.206 2.063 -0.043
H4 0.461 1.351 1.429
C5 -0.849 1.288 -0.304
H6 -0.812 1.441 -1.391
H7 -1.531 2.006 0.166
C8 0.156 -1.261 0.035
S9 -1.598 -0.485 0.038
H10 0.272 -1.865 0.947
O11 2.412 -0.301 -0.177
H12 0.297 -1.899 -0.848

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.55002.17482.15502.50932.91633.46281.55822.82962.18871.23802.1909
C21.55001.10011.10651.53712.20172.21662.57092.78453.20002.48263.3830
H32.17481.10011.79692.21232.50512.74573.48723.78974.15762.65714.1441
H42.15501.10651.79692.17343.09462.44752.97673.08933.25803.01923.9719
C52.50931.53712.21232.17341.09771.09572.76161.95473.57363.63013.4310
H62.91632.20172.50513.09461.09771.80523.20522.52344.19233.86003.5614
H73.46282.21662.74572.44751.09571.80523.67952.49484.34184.58094.4298
C81.55822.57093.48722.97672.76163.20523.67951.91851.10032.46081.0986
S92.82962.78453.78973.08931.95472.52342.49481.91852.49664.01992.5259
H102.18873.20004.15763.25803.57364.19234.34181.10032.49662.87901.7958
O111.23802.48262.65713.01923.63013.86004.58092.46084.01992.87902.7339
H122.19093.38304.14413.97193.43103.56144.42981.09862.52591.79582.7339

picture of Dihydro-3-(2H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H3 109.124 C1 C2 H4 107.253
C1 C2 C5 108.743 C1 C8 S9 108.507
C1 C8 H10 109.629 C1 C8 H12 109.897
C2 C1 C8 111.616 C2 C1 O11 125.496
C2 C5 H6 112.289 C2 C5 H7 113.625
C2 C5 S9 105.146 H3 C2 H4 109.038
H3 C2 C5 113.000 H4 C2 C5 109.519
C5 S9 C8 90.955 H6 C5 H7 110.770
H6 C5 S9 108.223 H7 C5 S9 106.308
C8 C1 O11 122.887 S9 C8 H10 108.529
S9 C8 H12 110.739 H10 C8 H12 109.513
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.433      
2 C -0.435      
3 H 0.220      
4 H 0.230      
5 C -0.553      
6 H 0.223      
7 H 0.226      
8 C -0.659      
9 S 0.213      
10 H 0.248      
11 O -0.391      
12 H 0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.243 1.279 0.286 1.333
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -53.455 -1.313 1.112
y -1.313 -38.861 -0.386
z 1.112 -0.386 -42.490
Traceless
 xyz
x -12.780 -1.313 1.112
y -1.313 9.112 -0.386
z 1.112 -0.386 3.668
Polar
3z2-r27.335
x2-y2-14.595
xy-1.313
xz1.112
yz-0.386


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


<r2> (average value of r2) Å2
<r2> 195.330
(<r2>)1/2 13.976