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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-629.399744
Energy at 298.15K-629.407365
Nuclear repulsion energy292.333744
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 B1B95/6-31G**
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 3164 3021 8.98      
2 A 3156 3013 5.99      
3 A 3139 2997 14.59      
4 A 3093 2953 17.94      
5 A 3085 2946 21.40      
6 A 3068 2929 5.57      
7 A 1857 1773 355.64      
8 A 1504 1436 0.40      
9 A 1488 1421 6.51      
10 A 1461 1395 7.82      
11 A 1364 1303 0.52      
12 A 1315 1256 8.13      
13 A 1308 1249 3.91      
14 A 1250 1193 2.52      
15 A 1194 1140 0.99      
16 A 1118 1067 12.96      
17 A 1082 1033 61.56      
18 A 1041 994 43.16      
19 A 1032 985 4.68      
20 A 933 891 7.64      
21 A 873 833 9.34      
22 A 842 804 11.86      
23 A 709 677 2.08      
24 A 636 607 38.20      
25 A 600 573 10.48      
26 A 479 457 0.73      
27 A 473 451 2.03      
28 A 403 385 3.12      
29 A 229 219 1.43      
30 A 131 125 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 21011.6 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 20061.9 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 B1B95/6-31G**
ABC
0.14855 0.10504 0.06505

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.122 1.413 0.192
H2 -0.588 2.248 -0.333
H3 -0.120 1.654 1.262
C4 1.272 1.064 -0.295
H5 2.028 1.764 0.066
H6 1.295 1.081 -1.388
C7 1.568 -0.355 0.191
H8 1.840 -0.368 1.250
H9 2.367 -0.832 -0.377
C10 -0.998 0.183 0.020
O11 -2.197 0.165 -0.053
S12 0.027 -1.294 -0.044

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09081.09681.51762.18262.14792.44612.85373.39991.51992.43322.7212
H21.09081.76522.20582.69072.45373.42073.90484.26882.13532.64673.6067
H31.09681.76522.17012.46113.05802.83372.81613.87912.11572.87333.2268
C41.51762.20582.17011.09251.09361.52842.18112.19042.45503.59122.6776
H52.18262.69072.46111.09251.76622.17222.44582.65543.41484.51893.6563
H62.14792.45373.05801.09361.76622.15223.05862.41512.83653.84853.0092
C72.44613.42072.83371.52842.17222.15221.09281.09012.62713.80811.8196
H82.85373.90482.81612.18112.44583.05861.09281.77123.14174.27522.4120
H93.39994.26883.87912.19042.65542.41511.09011.77123.53664.68232.4082
C101.51992.13532.11572.45503.41482.83652.62713.14173.53661.20111.7983
O112.43322.64672.87333.59124.51893.84853.80814.27524.68231.20112.6594
S122.72123.60673.22682.67763.65633.00921.81962.41202.40821.79832.6594

picture of Dihydro-2-(3H)-thiophenone state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 112.472 C1 C4 H6 109.625
C1 C4 C7 106.846 C1 C10 O11 126.413
C1 C10 S12 109.901 H2 C1 H3 107.591
H2 C1 C4 114.501 H2 C1 C10 108.632
H3 C1 C4 111.194 H3 C1 C10 106.789
C4 C1 C10 107.844 C4 C7 H8 111.555
C4 C7 H9 112.471 C4 C7 S12 105.884
H5 C4 H6 107.793 H5 C4 C7 110.860
H6 C4 C7 109.215 C7 S12 C10 93.125
H8 C7 H9 108.463 H8 C7 S12 109.267
H9 C7 S12 109.125 O11 C10 S12 123.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.276      
2 H 0.166      
3 H 0.165      
4 C -0.260      
5 H 0.140      
6 H 0.153      
7 C -0.405      
8 H 0.166      
9 H 0.168      
10 C 0.249      
11 O -0.422      
12 S 0.155      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.668 1.820 0.392 4.113
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.224 -0.340 -0.037
y -0.340 -41.926 0.139
z -0.037 0.139 -41.698
Traceless
 xyz
x -4.412 -0.340 -0.037
y -0.340 2.035 0.139
z -0.037 0.139 2.377
Polar
3z2-r24.754
x2-y2-4.298
xy-0.340
xz-0.037
yz0.139


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.082 -0.426 0.137
y -0.426 9.382 0.148
z 0.137 0.148 6.326


<r2> (average value of r2) Å2
<r2> 177.279
(<r2>)1/2 13.315