return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-629.426209
Energy at 298.15K-629.433831
Nuclear repulsion energy292.177329
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/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 3151 3029 9.28      
2 A 3147 3024 5.85      
3 A 3128 3007 15.00      
4 A 3079 2959 20.06      
5 A 3073 2954 21.22      
6 A 3056 2938 6.36      
7 A 1851 1779 370.47      
8 A 1464 1408 0.74      
9 A 1448 1391 6.57      
10 A 1421 1366 8.30      
11 A 1350 1298 0.62      
12 A 1300 1250 5.79      
13 A 1285 1235 6.02      
14 A 1235 1187 2.05      
15 A 1183 1137 0.32      
16 A 1104 1061 23.32      
17 A 1075 1033 45.09      
18 A 1036 995 47.28      
19 A 1015 975 2.05      
20 A 935 899 7.01      
21 A 859 825 9.82      
22 A 834 801 9.79      
23 A 704 677 2.23      
24 A 634 609 37.88      
25 A 597 574 11.16      
26 A 475 457 0.86      
27 A 471 453 1.86      
28 A 402 386 2.86      
29 A 233 224 1.26      
30 A 131 126 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 20836.6 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 20028.2 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/cc-pVDZ
ABC
0.14844 0.10496 0.06505

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.123 1.410 0.196
H2 -0.595 2.257 -0.316
H3 -0.116 1.639 1.275
C4 1.267 1.065 -0.298
H5 2.027 1.775 0.057
H6 1.282 1.080 -1.398
C7 1.570 -0.349 0.188
H8 1.842 -0.363 1.254
H9 2.373 -0.831 -0.381
C10 -1.000 0.183 0.021
O11 -2.197 0.163 -0.058
S12 0.030 -1.295 -0.042

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09681.10321.51552.18542.15112.44102.85043.40401.51812.43322.7196
H21.09681.77362.21132.69252.46623.42513.90784.28392.13932.64903.6168
H31.10321.77362.17262.46933.06882.82362.80053.87812.11512.87823.2188
C41.51552.21132.17261.09861.10001.52562.18622.19662.45383.58772.6770
H52.18542.69252.46931.09861.77622.17602.45672.66453.42034.52243.6632
H62.15112.46623.06881.10001.77622.15423.07042.42392.83333.83963.0079
C72.44103.42512.82361.52562.17602.15421.09961.09672.62983.80891.8217
H82.85043.90782.80052.18622.45673.07041.09961.78123.14634.27902.4147
H93.40404.28393.87812.19662.66452.42391.09671.78123.54564.68802.4128
C101.51812.13932.11512.45383.42032.83332.62983.14633.54561.19921.8030
O112.43322.64902.87823.58774.52243.83963.80894.27904.68801.19922.6614
S122.71963.61683.21882.67703.66323.00791.82172.41472.41281.80302.6614

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 112.456 C1 C4 H6 109.631
C1 C4 C7 106.771 C1 C10 O11 126.730
C1 C10 S12 109.649 H2 C1 H3 107.454
H2 C1 C4 114.719 H2 C1 C10 108.724
H3 C1 C4 111.146 H3 C1 C10 106.506
C4 C1 C10 107.967 C4 C7 H8 111.739
C4 C7 H9 112.765 C4 C7 S12 105.871
H5 C4 H6 107.780 H5 C4 C7 110.982
H6 C4 C7 109.190 C7 S12 C10 93.025
H8 C7 H9 108.392 H8 C7 S12 108.978
H9 C7 S12 108.994 O11 C10 S12 123.618
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.008      
2 H 0.054      
3 H 0.068      
4 C -0.045      
5 H 0.036      
6 H 0.051      
7 C -0.133      
8 H 0.072      
9 H 0.068      
10 C 0.024      
11 O -0.195      
12 S 0.008      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.484 1.683 0.363 3.886
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.256 -0.289 -0.061
y -0.289 -42.065 0.185
z -0.061 0.185 -41.875
Traceless
 xyz
x -4.285 -0.289 -0.061
y -0.289 2.000 0.185
z -0.061 0.185 2.286
Polar
3z2-r24.571
x2-y2-4.190
xy-0.289
xz-0.061
yz0.185


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.306 -0.432 0.153
y -0.432 9.588 0.152
z 0.153 0.152 6.212


<r2> (average value of r2) Å2
<r2> 177.444
(<r2>)1/2 13.321