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

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-629.399335
Energy at 298.15K-629.406345
HF Energy-629.399335
Nuclear repulsion energy287.800300
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 B97D3/cc-pVTZ
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 3752 3699 49.66      
2 A 3185 3141 6.22      
3 A 3081 3038 13.81      
4 A 3010 2968 43.55      
5 A 2980 2938 18.44      
6 A 2936 2895 59.02      
7 A 1665 1642 33.48      
8 A 1456 1436 3.03      
9 A 1442 1421 2.39      
10 A 1332 1313 110.66      
11 A 1286 1268 32.55      
12 A 1260 1242 30.52      
13 A 1206 1189 4.44      
14 A 1168 1151 12.13      
15 A 1131 1116 76.90      
16 A 1121 1106 26.47      
17 A 989 975 2.16      
18 A 969 955 1.02      
19 A 893 880 17.88      
20 A 799 787 36.70      
21 A 793 781 1.80      
22 A 760 749 27.90      
23 A 651 642 2.38      
24 A 532 525 2.51      
25 A 492 485 1.78      
26 A 436 430 10.90      
27 A 370 365 3.19      
28 A 258 255 48.58      
29 A 206 203 43.46      
30 A 150 148 1.63      

Unscaled Zero Point Vibrational Energy (zpe) 20153.1 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 19870.9 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 B97D3/cc-pVTZ
ABC
0.19998 0.07852 0.05830

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -1.562 -0.545 -0.080
C2 0.106 -1.124 0.075
C3 1.031 -0.156 0.019
C4 0.491 1.237 -0.196
C5 -0.985 1.189 0.221
O6 2.383 -0.397 0.021
H7 0.301 -2.185 0.154
H8 1.036 1.988 0.391
H9 -1.617 1.877 -0.341
H10 0.600 1.510 -1.258
H11 -1.089 1.392 1.291
H12 2.842 0.439 0.167

Atom - Atom Distances (Å)
  S1 C2 C3 C4 C5 O6 H7 H8 H9 H10 H11 H12
S11.77282.62442.72141.85293.94952.49373.65942.43733.20702.41954.5193
C21.77281.34042.40792.56192.39101.08183.26393.48602.99333.03903.1522
C32.62441.34041.50962.43181.37332.16072.17653.35802.14272.91711.9115
C42.72142.40791.50961.53412.50953.44551.09832.20771.10122.17542.5087
C51.85292.56192.43181.53413.72793.61212.17921.09042.19061.09363.8992
O63.94952.39101.37332.50953.72792.74762.76454.61562.90724.10730.9649
H72.49371.08182.16073.44553.61212.74764.24454.52013.96694.00273.6526
H83.65943.26392.17651.09832.17922.76454.24452.75401.77122.38362.3897
H92.43733.48603.35802.20771.09044.61564.52012.75402.42661.78224.7120
H103.20702.99332.14271.10122.19062.90723.96691.77122.42663.05952.8638
H112.41953.03902.91712.17541.09364.10734.00272.38361.78223.05954.1978
H124.51933.15221.91152.50873.89920.96493.65262.38974.71202.86384.1978

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 114.072 S1 C2 H7 120.074
S1 C5 C4 106.498 S1 C5 H9 109.348
S1 C5 H11 107.639 C2 S1 C5 90.000
C2 C3 C4 115.040 C2 C3 O6 123.406
C3 C2 H7 125.796 C3 C4 C5 105.953
C3 C4 H8 112.388 C3 C4 H10 109.215
C3 O6 H12 108.383 C4 C3 C5 37.360
C4 C5 H9 113.536 C4 C5 H11 110.348
C5 C4 H8 110.746 C5 C4 H10 111.295
H8 C4 H10 107.293 H9 C5 H11 109.277
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.063      
2 C -0.176      
3 C 0.127      
4 C -0.145      
5 C -0.144      
6 O -0.253      
7 H 0.107      
8 H 0.069      
9 H 0.093      
10 H 0.082      
11 H 0.097      
12 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.383 2.634 0.350 2.995
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.899 2.066 0.512
y 2.066 -39.401 0.252
z 0.512 0.252 -44.754
Traceless
 xyz
x -0.821 2.066 0.512
y 2.066 4.425 0.252
z 0.512 0.252 -3.604
Polar
3z2-r2-7.208
x2-y2-3.498
xy2.066
xz0.512
yz0.252


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.310 0.935 0.084
y 0.935 10.785 -0.041
z 0.084 -0.041 6.802


<r2> (average value of r2) Å2
<r2> 190.363
(<r2>)1/2 13.797