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

using model chemistry: B3LYP/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 B3LYP/3-21G*
 hartrees
Energy at 0K-626.324875
Energy at 298.15K-626.332237
Nuclear repulsion energy286.105028
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 B3LYP/3-21G*
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 3152 3033 4.13      
2 A 3134 3015 5.87      
3 A 3124 3005 0.94      
4 A 3086 2969 20.41      
5 A 3070 2953 12.09      
6 A 3056 2940 2.52      
7 A 1766 1699 133.14      
8 A 1543 1484 4.68      
9 A 1499 1442 4.23      
10 A 1498 1441 19.85      
11 A 1345 1294 5.40      
12 A 1329 1279 10.53      
13 A 1270 1222 5.22      
14 A 1242 1195 5.58      
15 A 1205 1159 1.11      
16 A 1144 1101 3.05      
17 A 1083 1042 86.67      
18 A 1001 963 4.59      
19 A 988 950 10.66      
20 A 889 855 11.94      
21 A 835 803 2.20      
22 A 770 741 1.39      
23 A 712 685 4.77      
24 A 661 636 0.84      
25 A 566 545 3.69      
26 A 484 465 3.73      
27 A 451 434 0.27      
28 A 425 409 7.26      
29 A 189 182 2.40      
30 A 50 48 10.62      

Unscaled Zero Point Vibrational Energy (zpe) 20783.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 19994.1 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 B3LYP/3-21G*
ABC
0.18654 0.08026 0.05927

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.189 -0.089 -0.019
C2 -0.521 1.273 -0.247
H3 -1.127 2.062 0.205
H4 -0.481 1.438 -1.333
C5 0.906 1.204 0.314
H6 0.910 1.336 1.400
H7 1.572 1.938 -0.141
C8 -0.133 -1.219 0.104
S9 1.530 -0.489 -0.119
H10 -0.325 -1.977 -0.660
O11 -2.396 -0.287 0.054
H12 -0.242 -1.690 1.088

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.53502.16372.13542.48462.90703.42791.55152.75022.17251.22552.1645
C21.53501.09281.09901.53492.18252.19862.54692.70713.28232.45853.2623
H32.16371.09281.78142.21002.47102.72483.42983.69794.20752.67393.9548
H42.13541.09901.78142.16633.06822.42643.04063.03813.48372.92713.9624
C52.48461.53492.21002.16631.09351.09102.64431.85533.54713.63263.2076
H62.90702.18252.47103.06821.09351.78203.04822.45384.09183.92123.2525
H73.42792.19862.72482.42641.09101.78203.59632.42744.38144.55404.2382
C81.55152.54693.42983.04062.64433.04823.59631.82961.09372.44861.0958
S92.75022.70713.69793.03811.85532.45382.42741.82962.43913.93552.4573
H102.17253.28234.20753.48373.54714.09184.38141.09372.43912.76681.7734
O111.22552.45852.67392.92713.63263.92124.55402.44863.93552.76682.7712
H122.16453.26233.95483.96243.20763.25254.23821.09582.45731.77342.7712

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 109.709 C1 C2 H4 107.171
C1 C2 C5 108.061 C1 C8 S9 108.579
C1 C8 H10 109.201 C1 C8 H12 108.461
C2 C1 C8 111.207 C2 C1 O11 125.521
C2 C5 H6 111.155 C2 C5 H7 112.606
C2 C5 S9 105.586 H3 C2 H4 108.735
H3 C2 C5 113.430 H4 C2 C5 109.550
C5 S9 C8 91.709 H6 C5 H7 109.318
H6 C5 S9 109.933 H7 C5 S9 108.129
C8 C1 O11 123.271 S9 C8 H10 110.560
S9 C8 H12 111.808 H10 C8 H12 108.181
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.455      
2 C -0.482      
3 H 0.236      
4 H 0.248      
5 C -0.542      
6 H 0.227      
7 H 0.233      
8 C -0.632      
9 S 0.178      
10 H 0.256      
11 O -0.430      
12 H 0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.798 1.245 0.181 1.489
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -53.278 1.113 0.606
y 1.113 -38.648 0.089
z 0.606 0.089 -42.259
Traceless
 xyz
x -12.825 1.113 0.606
y 1.113 9.121 0.089
z 0.606 0.089 3.704
Polar
3z2-r27.408
x2-y2-14.631
xy1.113
xz0.606
yz0.089


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.185 0.119 -0.250
y 0.119 8.432 0.070
z -0.250 0.070 5.740


<r2> (average value of r2) Å2
<r2> 188.634
(<r2>)1/2 13.734