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

using model chemistry: LSDA/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at LSDA/6-31G*
 hartrees
Energy at 0K-627.150454
Energy at 298.15K-627.157759
Nuclear repulsion energy289.904845
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 LSDA/6-31G*
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 3086 3029 1.59      
2 A 3072 3014 0.94      
3 A 3066 3009 3.37      
4 A 3007 2951 19.57      
5 A 2987 2931 12.02      
6 A 2985 2929 1.62      
7 A 1834 1800 188.44      
8 A 1448 1421 5.36      
9 A 1395 1369 9.97      
10 A 1391 1365 17.61      
11 A 1265 1241 22.38      
12 A 1255 1232 14.54      
13 A 1200 1177 17.48      
14 A 1182 1160 29.60      
15 A 1139 1117 38.86      
16 A 1125 1104 4.28      
17 A 1063 1043 4.48      
18 A 999 980 12.08      
19 A 948 930 0.89      
20 A 854 838 9.95      
21 A 818 803 2.91      
22 A 793 778 0.59      
23 A 731 717 5.27      
24 A 677 664 0.53      
25 A 550 540 5.18      
26 A 476 467 3.95      
27 A 438 430 4.19      
28 A 416 408 4.40      
29 A 194 191 3.17      
30 A 71 69 12.06      

Unscaled Zero Point Vibrational Energy (zpe) 20231.6 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 19853.3 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 LSDA/6-31G*
ABC
0.19089 0.08294 0.06125

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.164 -0.080 -0.013
C2 -0.501 1.263 -0.210
H3 -1.114 2.054 0.254
H4 -0.492 1.446 -1.303
C5 0.913 1.175 0.309
H6 0.949 1.305 1.406
H7 1.594 1.911 -0.145
C8 -0.142 -1.193 0.160
S9 1.494 -0.494 -0.148
H10 -0.366 -2.015 -0.539
O11 -2.359 -0.275 0.005
H12 -0.242 -1.596 1.186

Atom - Atom Distances (Å)
  C1 C2 H3 H4 C5 H6 H7 C8 S9 H10 O11 H12
C11.51062.15152.10822.44812.89773.40431.52092.69382.15871.21032.1419
C21.51061.10301.10861.50862.17112.19402.50902.65913.29772.42123.1921
H32.15151.10301.78332.20962.47832.74083.39043.66824.21322.65273.8668
H42.10821.10861.78332.15573.07172.43093.03753.00733.54752.85613.9389
C52.44811.50862.20962.15571.10501.10102.59631.82563.54033.59123.1276
H62.89772.17112.47833.07171.10501.78622.99642.43894.06613.92363.1431
H73.40432.19402.74082.43091.10101.78623.56912.40684.40594.51934.1764
C81.52092.50903.39043.03752.59632.99643.56911.80551.10242.40411.1075
S92.69382.65913.66823.00731.82562.43892.40681.80552.43463.86202.4517
H102.15873.29774.21323.54753.54034.06614.40591.10242.43462.70131.7798
O111.21032.42122.65272.85613.59123.92364.51932.40413.86202.70132.7603
H122.14193.19213.86683.93893.12763.14314.17641.10752.45171.77982.7603

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 109.831 C1 C2 H4 106.179
C1 C2 C5 108.361 C1 C8 S9 107.853
C1 C8 H10 109.720 C1 C8 H12 108.126
C2 C1 C8 111.716 C2 C1 O11 125.343
C2 C5 H6 111.410 C2 C5 H7 113.520
C2 C5 S9 105.396 H3 C2 H4 107.482
H3 C2 C5 114.689 H4 C2 C5 109.968
C5 S9 C8 91.285 H6 C5 H7 108.138
H6 C5 S9 110.217 H7 C5 S9 108.083
C8 C1 O11 122.941 S9 C8 H10 111.388
S9 C8 H12 112.406 H10 C8 H12 107.289
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.397      
2 C -0.415      
3 H 0.213      
4 H 0.228      
5 C -0.500      
6 H 0.212      
7 H 0.217      
8 C -0.570      
9 S 0.112      
10 H 0.241      
11 O -0.371      
12 H 0.235      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.923 1.289 0.403 1.636
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.780 1.247 0.416
y 1.247 -37.819 -0.119
z 0.416 -0.119 -41.605
Traceless
 xyz
x -13.068 1.247 0.416
y 1.247 9.374 -0.119
z 0.416 -0.119 3.694
Polar
3z2-r27.388
x2-y2-14.962
xy1.247
xz0.416
yz-0.119


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.926 0.085 -0.219
y 0.085 9.108 0.014
z -0.219 0.014 6.470


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000