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

using model chemistry: B3LYP/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-629.468185
Energy at 298.15K-629.475543
Nuclear repulsion energy287.954549
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/6-31G(2df,p)
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 3132 3023 5.59      
2 A 3121 3011 1.04      
3 A 3107 2998 9.82      
4 A 3063 2955 22.49      
5 A 3052 2945 13.76      
6 A 3041 2935 4.95      
7 A 1839 1775 202.00      
8 A 1490 1438 1.20      
9 A 1444 1393 3.90      
10 A 1441 1391 10.37      
11 A 1302 1257 7.28      
12 A 1290 1245 15.86      
13 A 1218 1175 1.82      
14 A 1212 1170 25.04      
15 A 1159 1119 2.42      
16 A 1127 1087 53.31      
17 A 1085 1047 2.89      
18 A 996 962 8.33      
19 A 974 940 0.42      
20 A 868 837 5.80      
21 A 824 795 1.92      
22 A 778 751 0.59      
23 A 722 697 6.04      
24 A 672 648 1.12      
25 A 558 538 3.98      
26 A 486 469 4.51      
27 A 442 426 3.31      
28 A 430 415 4.93      
29 A 182 176 1.94      
30 A 62 60 10.81      

Unscaled Zero Point Vibrational Energy (zpe) 20558.1 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 19838.6 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/6-31G(2df,p)
ABC
0.18707 0.08197 0.06013

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.180 -0.087 -0.013
C2 -0.518 1.279 -0.204
H3 -1.114 2.049 0.293
H4 -0.536 1.488 -1.281
C5 0.922 1.198 0.293
H6 0.984 1.346 1.375
H7 1.586 1.913 -0.193
C8 -0.145 -1.214 0.145
S9 1.508 -0.497 -0.137
H10 -0.350 -2.010 -0.574
O11 -2.366 -0.280 0.013
H12 -0.239 -1.636 1.152

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.52922.15822.12202.48252.94343.41821.53872.72202.16891.20212.1543
C21.52921.09311.09741.52622.18052.19832.54492.69553.31392.42743.2263
H32.15821.09311.76812.20752.46352.74743.40733.68044.22032.65913.8831
H42.12201.09741.76812.16513.06312.42223.08043.07033.57382.85543.9703
C52.48251.52622.20752.16511.09361.09042.64171.84423.55783.61633.1802
H62.94342.18052.46353.06311.09361.77223.05692.44124.10383.96573.2310
H73.41822.19832.74742.42221.09041.77223.59072.41254.39144.52514.2112
C81.53872.54493.40733.08042.64173.05693.59071.82381.09172.41301.0953
S92.72202.69553.68043.07031.84422.44122.41251.82382.43493.88312.4514
H102.16893.31394.22033.57383.55784.10384.39141.09172.43492.72081.7691
O111.20212.42742.65912.85543.61633.96574.52512.41303.88312.72082.7671
H122.15433.22633.88313.97033.18023.23104.21121.09532.45141.76912.7671

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 109.656 C1 C2 H4 106.619
C1 C2 C5 108.680 C1 C8 S9 107.796
C1 C8 H10 109.919 C1 C8 H12 108.572
C2 C1 C8 112.099 C2 C1 O11 125.000
C2 C5 H6 111.610 C2 C5 H7 113.257
C2 C5 S9 105.827 H3 C2 H4 107.643
H3 C2 C5 113.849 H4 C2 C5 110.148
C5 S9 C8 92.141 H6 C5 H7 108.473
H6 C5 S9 109.743 H7 C5 S9 107.811
C8 C1 O11 122.901 S9 C8 H10 110.751
S9 C8 H12 111.798 H10 C8 H12 107.979
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.391      
2 C -0.305      
3 H 0.136      
4 H 0.149      
5 C -0.222      
6 H 0.136      
7 H 0.140      
8 C -0.302      
9 S -0.145      
10 H 0.160      
11 O -0.295      
12 H 0.155      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.962 1.285 0.352 1.644
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.939 1.145 0.372
y 1.145 -38.158 0.001
z 0.372 0.001 -41.642
Traceless
 xyz
x -13.040 1.145 0.372
y 1.145 9.133 0.001
z 0.372 0.001 3.907
Polar
3z2-r27.813
x2-y2-14.782
xy1.145
xz0.372
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.113 0.061 -0.166
y 0.061 9.384 0.028
z -0.166 0.028 6.791


<r2> (average value of r2) Å2
<r2> 186.201
(<r2>)1/2 13.646