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All results from a given calculation for C4H6OS (Dihydro-2-(3H)-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-626.228699
Energy at 298.15K-626.236175
Nuclear repulsion energy285.058549
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 3179 3068 5.81      
2 A 3135 3025 7.64      
3 A 3126 3017 10.75      
4 A 3107 2998 9.67      
5 A 3080 2972 15.31      
6 A 3050 2943 3.94      
7 A 1791 1728 286.78      
8 A 1543 1489 2.48      
9 A 1534 1480 9.20      
10 A 1509 1456 10.36      
11 A 1398 1348 0.17      
12 A 1356 1308 13.68      
13 A 1321 1275 6.36      
14 A 1286 1241 1.65      
15 A 1207 1165 3.07      
16 A 1158 1117 3.08      
17 A 1044 1008 4.65      
18 A 1041 1004 0.46      
19 A 1003 968 76.27      
20 A 904 872 16.89      
21 A 873 842 7.49      
22 A 836 806 37.19      
23 A 644 622 5.18      
24 A 595 575 4.40      
25 A 552 532 51.77      
26 A 473 457 5.53      
27 A 447 431 1.81      
28 A 370 357 6.70      
29 A 238 229 1.66      
30 A 116 112 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 20956.7 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 20221.1 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
0.13967 0.09989 0.06158

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 -0.180 1.422 0.222
H2 -0.668 2.271 -0.265
H3 -0.137 1.618 1.303
C4 1.228 1.133 -0.321
H5 1.945 1.888 0.015
H6 1.204 1.130 -1.415
C7 1.641 -0.264 0.183
H8 1.904 -0.253 1.242
H9 2.447 -0.703 -0.405
C10 -1.051 0.180 0.022
O11 -2.258 0.116 -0.072
S12 0.096 -1.356 -0.033

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09311.09951.53572.18512.16332.48202.86163.43601.53062.47182.8038
H21.09311.77892.21122.65552.47553.45783.90554.30832.14512.68473.7138
H31.09951.77892.17582.46353.07002.82122.76963.87022.13172.93943.2688
C41.53572.21122.17581.09431.09471.54162.19562.20542.49343.63912.7498
H52.18512.65552.46351.09431.77982.18012.46812.67203.44884.56193.7349
H62.16332.47553.07001.09471.77982.16543.07632.43422.83793.84963.0534
C72.48203.45782.82121.54162.18012.16541.09141.08932.73293.92551.9047
H82.86163.90552.76962.19562.46813.07631.09141.79123.22594.37962.4725
H93.43604.30833.87022.20542.67202.43421.08931.79123.63224.78692.4685
C101.53062.14512.13172.49343.44882.83792.73293.22593.63221.21221.9174
O112.47182.68472.93943.63914.56193.84963.92554.37964.78691.21222.7763
S122.80383.71383.26882.74983.73493.05341.90472.47252.46851.91742.7763

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 111.266 C1 C4 H6 109.520
C1 C4 C7 107.522 C1 C10 O11 128.252
C1 C10 S12 108.292 H2 C1 H3 108.459
H2 C1 C4 113.457 H2 C1 C10 108.542
H3 C1 C4 110.216 H3 C1 C10 107.154
C4 C1 C10 108.811 C4 C7 H8 111.856
C4 C7 H9 112.777 C4 C7 S12 105.371
H5 C4 H6 108.793 H5 C4 C7 110.444
H6 C4 C7 109.269 C7 S12 C10 91.289
H8 C7 H9 110.445 H8 C7 S12 108.139
H9 C7 S12 107.949 O11 C10 S12 123.447
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 -0.454     -0.200
2 H 0.243     0.107
3 H 0.243     0.112
4 C -0.394     -0.173
5 H 0.218     0.094
6 H 0.224     0.099
7 C -0.623     -0.154
8 H 0.235     0.120
9 H 0.243     0.144
10 C 0.219     0.490
11 O -0.415     -0.368
12 S 0.262     -0.270


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.155 2.646 0.437 4.141
CHELPG        
AIM        
ESP 3.156 2.655 0.470 4.151


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.295 -0.426 -0.147
y -0.426 -43.811 0.171
z -0.147 0.171 -42.682
Traceless
 xyz
x -3.048 -0.426 -0.147
y -0.426 0.677 0.171
z -0.147 0.171 2.370
Polar
3z2-r24.741
x2-y2-2.484
xy-0.426
xz-0.147
yz0.171


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.838 -0.412 0.185
y -0.412 9.116 0.205
z 0.185 0.205 5.505


<r2> (average value of r2) Å2
<r2> 185.717
(<r2>)1/2 13.628