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All results from a given calculation for C4H6OS (Dihydro-2-(3H)-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-626.115087
Energy at 298.15K-626.122364
Nuclear repulsion energy281.859833
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 3095 3078 8.92      
2 A 3050 3033 12.74      
3 A 3041 3025 12.51      
4 A 3024 3008 10.17      
5 A 2998 2981 17.90      
6 A 2967 2951 5.41      
7 A 1724 1714 258.40      
8 A 1506 1497 1.95      
9 A 1497 1489 6.87      
10 A 1474 1466 7.31      
11 A 1359 1351 0.02      
12 A 1315 1307 12.90      
13 A 1278 1271 8.33      
14 A 1249 1243 1.04      
15 A 1167 1161 3.42      
16 A 1122 1116 2.28      
17 A 1008 1003 2.15      
18 A 1003 998 0.23      
19 A 959 953 62.69      
20 A 872 867 14.74      
21 A 846 841 5.97      
22 A 801 797 44.98      
23 A 613 609 4.68      
24 A 570 567 3.85      
25 A 522 519 46.04      
26 A 454 452 6.36      
27 A 426 424 1.37      
28 A 346 344 9.23      
29 A 232 230 1.60      
30 A 112 111 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 20313.2 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 20201.5 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
0.13643 0.09749 0.06009

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 -0.199 1.433 0.222
H2 -0.697 2.283 -0.270
H3 -0.160 1.632 1.310
C4 1.221 1.158 -0.324
H5 1.932 1.930 0.013
H6 1.197 1.153 -1.425
C7 1.664 -0.240 0.186
H8 1.924 -0.226 1.253
H9 2.482 -0.669 -0.405
C10 -1.072 0.174 0.021
O11 -2.289 0.095 -0.070
S12 0.122 -1.376 -0.034

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.10061.10701.54652.19842.17762.50432.88503.46411.54492.49872.8388
H21.10061.79092.22462.66752.49033.48503.93464.34012.16162.71343.7567
H31.10701.79092.19152.47963.09112.84512.79233.90072.14872.96643.3064
C41.54652.22462.19151.10221.10181.55222.21252.22082.51913.67662.7771
H52.19842.66752.47961.10221.79252.19362.48742.68923.47954.60353.7694
H62.17762.49033.09111.10181.79252.18013.09892.45122.86353.88713.0798
C72.50433.48502.84511.55222.19362.18011.09871.09672.77153.97501.9275
H82.88503.93462.79232.21252.48743.09891.09871.80513.26344.42722.4951
H93.46414.34013.90072.22082.68922.45121.09671.80513.67724.84332.4915
C101.54492.16162.14872.51913.47952.86352.77153.26343.67721.22321.9571
O112.49872.71342.96643.67664.60353.88713.97504.42724.84331.22322.8242
S122.83883.75673.30642.77713.76943.07981.92752.49512.49151.95712.8242

picture of Dihydro-2-(3H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 111.083 C1 C4 H6 109.476
C1 C4 C7 107.832 C1 C10 O11 128.651
C1 C10 S12 107.734 H2 C1 H3 108.436
H2 C1 C4 113.292 H2 C1 C10 108.418
H3 C1 C4 110.263 H3 C1 C10 107.081
C4 C1 C10 109.149 C4 C7 H8 112.013
C4 C7 H9 112.811 C4 C7 S12 105.386
H5 C4 H6 108.841 H5 C4 C7 110.306
H6 C4 C7 109.279 C7 S12 C10 91.031
H8 C7 H9 110.614 H8 C7 S12 107.915
H9 C7 S12 107.760 O11 C10 S12 123.605
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 -0.416      
2 H 0.224      
3 H 0.226      
4 C -0.361      
5 H 0.201      
6 H 0.208      
7 C -0.576      
8 H 0.219      
9 H 0.226      
10 C 0.210      
11 O -0.380      
12 S 0.218      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.900 2.672 0.418 3.966
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.803 -0.396 -0.117
y -0.396 -43.817 0.177
z -0.117 0.177 -42.751
Traceless
 xyz
x -2.520 -0.396 -0.117
y -0.396 0.460 0.177
z -0.117 0.177 2.059
Polar
3z2-r24.119
x2-y2-1.986
xy-0.396
xz-0.117
yz0.177


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> 189.367
(<r2>)1/2 13.761