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All results from a given calculation for C4H6OS (4,5-dihydrothiophene-3-ol)

using model chemistry: LSDA/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-627.154866
Energy at 298.15K-627.161977
Nuclear repulsion energy289.946613
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/cc-pVDZ
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 3703 3662 70.54      
2 A 3179 3144 6.18      
3 A 3076 3043 4.03      
4 A 2991 2959 28.16      
5 A 2976 2944 7.36      
6 A 2915 2883 41.49      
7 A 1708 1689 43.55      
8 A 1383 1368 98.34      
9 A 1367 1352 66.23      
10 A 1356 1341 8.96      
11 A 1256 1242 28.84      
12 A 1217 1204 27.79      
13 A 1210 1196 5.79      
14 A 1142 1129 8.65      
15 A 1098 1086 66.61      
16 A 1083 1071 9.58      
17 A 997 986 0.54      
18 A 951 941 2.34      
19 A 904 894 20.19      
20 A 816 807 22.17      
21 A 795 786 6.46      
22 A 742 734 30.79      
23 A 678 671 1.80      
24 A 541 535 1.98      
25 A 491 485 2.97      
26 A 436 431 11.48      
27 A 368 364 6.05      
28 A 290 287 82.47      
29 A 231 228 14.05      
30 A 177 175 2.90      

Unscaled Zero Point Vibrational Energy (zpe) 20037.4 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 19817.0 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/cc-pVDZ
ABC
0.20407 0.07972 0.05960

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.555 -0.522 -0.093
C2 0.092 -1.123 0.085
C3 1.029 -0.159 0.018
C4 0.482 1.212 -0.227
C5 -0.950 1.168 0.260
O6 2.359 -0.394 0.030
H7 0.288 -2.199 0.174
H8 1.063 2.003 0.299
H9 -1.616 1.905 -0.229
H10 0.533 1.435 -1.322
H11 -0.988 1.313 1.361
H12 2.812 0.462 0.152

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.76192.61242.67881.82963.91832.50603.65872.43153.11512.40904.4841
C21.76191.34612.38712.52222.38221.09793.28033.48972.95202.95433.1495
C32.61241.34611.49612.39501.35032.17622.18083.36402.14072.83581.8931
C42.67882.38711.49611.51302.48323.43971.11392.20941.11842.16692.4770
C51.82962.52222.39501.51303.66613.58832.17931.10702.18431.11183.8293
O63.91832.38221.35032.48323.66612.75122.73864.59882.91633.98640.9767
H72.50601.09792.17623.43973.58832.75124.27514.54173.93753.92093.6685
H83.65873.28032.18081.11392.17932.73864.27512.73191.79752.41062.3362
H92.43153.48973.36402.20941.10704.59884.54172.73192.45601.80934.6727
H103.11512.95202.14071.11842.18432.91633.93751.79752.45603.08682.8833
H112.40902.95432.83582.16691.11183.98643.92092.41061.80933.08684.0781
H124.48413.14951.89312.47703.82930.97673.66852.33624.67272.88334.0781

picture of 4,5-dihydrothiophene-3-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 113.722 S1 C2 H7 120.619
S1 C5 C4 106.143 S1 C5 H9 109.309
S1 C5 H11 107.444 C2 S1 C5 89.196
C2 C3 C4 114.152 C2 C3 O6 124.128
C3 C2 H7 125.546 C3 C4 C5 105.480
C3 C4 H8 112.530 C3 C4 H10 109.069
C3 O6 H12 107.805 C4 C3 C5 37.505
C4 C5 H9 114.085 C4 C5 H11 110.353
C5 C4 H8 111.211 C5 C4 H10 111.334
H8 C4 H10 107.260 H9 C5 H11 109.263
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.013      
2 C -0.145      
3 C 0.006      
4 C -0.086      
5 C -0.196      
6 O -0.147      
7 H 0.049      
8 H 0.061      
9 H 0.088      
10 H 0.085      
11 H 0.103      
12 H 0.171      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.579 2.612 0.323 3.070
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.587 2.315 0.405
y 2.315 -39.290 0.227
z 0.405 0.227 -44.649
Traceless
 xyz
x 0.382 2.315 0.405
y 2.315 3.828 0.227
z 0.405 0.227 -4.210
Polar
3z2-r2-8.420
x2-y2-2.298
xy2.315
xz0.405
yz0.227


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.204 0.883 0.089
y 0.883 9.990 -0.067
z 0.089 -0.067 5.805


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