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All results from a given calculation for C4H6OS (2,5-dihydrothiophene-3-ol)

using model chemistry: PBEPBE/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-629.082429
Energy at 298.15K-629.089522
HF Energy-629.082429
Nuclear repulsion energy287.333694
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 PBEPBE/Def2TZVPP
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 3701 3656 36.02      
2 A 3100 3062 15.00      
3 A 2999 2962 6.08      
4 A 2979 2942 10.96      
5 A 2965 2929 36.51      
6 A 2951 2916 46.65      
7 A 1680 1659 94.84      
8 A 1441 1423 1.75      
9 A 1434 1416 4.41      
10 A 1379 1362 4.74      
11 A 1233 1218 32.91      
12 A 1223 1208 34.63      
13 A 1183 1169 2.14      
14 A 1123 1110 171.96      
15 A 1105 1092 0.03      
16 A 1085 1072 5.75      
17 A 998 986 14.83      
18 A 937 926 0.12      
19 A 872 861 0.30      
20 A 862 851 0.64      
21 A 759 750 8.60      
22 A 741 732 41.69      
23 A 704 695 0.98      
24 A 590 583 0.42      
25 A 475 469 0.09      
26 A 464 459 0.28      
27 A 401 396 86.94      
28 A 372 368 11.38      
29 A 224 221 4.38      
30 A 75 74 2.50      

Unscaled Zero Point Vibrational Energy (zpe) 20025.2 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 19782.9 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 PBEPBE/Def2TZVPP
ABC
0.19960 0.07898 0.05783

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 1.547 -0.520 0.000
C2 -0.158 -1.183 0.000
C3 -1.051 0.023 -0.000
C4 -0.472 1.233 -0.000
C5 1.025 1.249 0.000
O6 -2.386 -0.277 -0.000
H7 -0.337 -1.804 -0.890
H8 -1.035 2.169 -0.000
H9 1.441 1.747 0.890
H10 -0.337 -1.803 0.891
H11 1.441 1.747 -0.889
H12 -2.894 0.551 -0.001

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.82932.65392.67381.84453.94002.44713.72762.43732.44712.43734.5680
C21.82931.49982.43602.70402.40421.10033.46423.45371.10033.45393.2388
C32.65391.49981.34192.41091.36802.15362.14643.15802.15363.15811.9171
C42.67382.43601.34191.49672.43813.16751.09202.17123.16742.17122.5159
C51.84452.70402.41091.49673.73643.45912.25551.10103.45891.10103.9800
O63.94002.40421.36802.43813.73642.70542.79484.41942.70554.41950.9723
H72.44711.10032.15363.16753.45912.70544.13054.35121.78123.97063.5883
H83.72763.46422.14641.09202.25552.79484.13052.66434.13042.66432.4643
H92.43733.45373.15802.17121.10104.41944.35122.66433.97011.77924.5837
H102.44711.10032.15363.16743.45892.70551.78124.13043.97014.35113.5885
H112.43733.45393.15812.17121.10104.41953.97062.66431.77924.35114.5835
H124.56803.23881.91712.51593.98000.97233.58832.46434.58373.58854.5835

picture of 2,5-dihydrothiophene-3-ol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C3 105.297 S1 C2 H7 110.831
S1 C2 H10 110.834 S1 C5 C4 105.839
S1 C5 H9 109.052 S1 C5 H11 109.048
C2 S1 C5 94.788 C2 C3 C4 117.906
C2 C3 O6 113.854 C3 C2 H7 110.909
C3 C2 H10 110.908 C3 C4 C5 116.170
C3 C4 H8 123.416 C3 O6 H12 108.828
C4 C3 O6 128.240 C4 C5 H9 112.511
C4 C5 H11 112.513 C5 C4 H8 120.413
H7 C2 H10 108.083 H9 C5 H11 107.793
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.156      
2 C -0.073      
3 C 0.108      
4 C -0.194      
5 C -0.086      
6 O -0.266      
7 H 0.099      
8 H 0.069      
9 H 0.097      
10 H 0.099      
11 H 0.097      
12 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.765 1.690 -0.001 2.443
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.683 -1.633 0.002
y -1.633 -39.422 -0.001
z 0.002 -0.001 -45.042
Traceless
 xyz
x -0.451 -1.633 0.002
y -1.633 4.440 -0.001
z 0.002 -0.001 -3.989
Polar
3z2-r2-7.979
x2-y2-3.261
xy-1.633
xz0.002
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.803 0.570 0.001
y 0.570 11.635 -0.000
z 0.001 -0.000 7.110


<r2> (average value of r2) Å2
<r2> 191.088
(<r2>)1/2 13.823