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: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-629.445006
Energy at 298.15K-629.452647
Nuclear repulsion energy292.355189
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 B3PW91/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 3127 3007 9.50      
2 A 3118 2998 7.20      
3 A 3100 2981 17.62      
4 A 3063 2946 17.14      
5 A 3054 2937 22.91      
6 A 3037 2920 5.37      
7 A 1814 1744 388.61      
8 A 1492 1435 0.96      
9 A 1479 1422 6.68      
10 A 1451 1395 8.03      
11 A 1356 1304 0.31      
12 A 1313 1262 6.02      
13 A 1298 1249 3.92      
14 A 1247 1199 1.71      
15 A 1186 1140 1.46      
16 A 1115 1072 8.47      
17 A 1069 1028 52.60      
18 A 1033 993 43.62      
19 A 1026 986 8.86      
20 A 925 890 8.71      
21 A 867 833 6.66      
22 A 836 804 15.08      
23 A 703 676 1.82      
24 A 631 606 36.56      
25 A 600 577 12.72      
26 A 482 464 1.28      
27 A 478 459 1.67      
28 A 403 387 3.45      
29 A 224 215 1.16      
30 A 132 127 0.77      

Unscaled Zero Point Vibrational Energy (zpe) 20828.0 cm-1
Scaled (by 0.9616) 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 B3PW91/cc-pVTZ
ABC
0.14889 0.10485 0.06493

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.124 1.412 0.184
H2 -0.581 2.243 -0.353
H3 -0.138 1.664 1.250
C4 1.278 1.065 -0.282
H5 2.026 1.761 0.103
H6 1.322 1.102 -1.373
C7 1.572 -0.360 0.185
H8 1.853 -0.392 1.238
H9 2.360 -0.836 -0.397
C10 -1.002 0.183 0.019
O11 -2.197 0.166 -0.052
S12 0.024 -1.292 -0.043

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.08961.09571.51812.17952.14752.45312.87653.40001.51902.42982.7174
H21.08961.76082.20242.69032.44253.42073.92414.25792.13462.64843.5994
H31.09571.76082.17082.45053.05412.85612.86193.89892.11102.86013.2307
C41.51812.20242.17081.09141.09221.52822.18272.18992.46303.59672.6803
H52.17952.69032.45051.09141.76292.17032.43922.66513.41484.51613.6529
H62.14752.44253.05411.09221.76292.15093.05472.40502.86043.87343.0304
C72.45313.42072.85611.52822.17032.15091.09101.08862.63573.81231.8208
H82.87653.92412.86192.18272.43923.05471.09101.76893.15714.28642.4076
H93.40004.25793.89892.18992.66512.40501.08861.76893.53704.67762.4057
C101.51902.13462.11102.46303.41482.86042.63573.15713.53701.19691.7978
O112.42982.64842.86013.59674.51613.87343.81234.28644.67761.19692.6562
S122.71743.59943.23072.68033.65293.03041.82082.40762.40571.79782.6562

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 112.243 C1 C4 H6 109.634
C1 C4 C7 107.276 C1 C10 O11 126.518
C1 C10 S12 109.740 H2 C1 H3 107.369
H2 C1 C4 114.249 H2 C1 C10 108.710
H3 C1 C4 111.276 H3 C1 C10 106.556
C4 C1 C10 108.383 C4 C7 H8 111.801
C4 C7 H9 112.536 C4 C7 S12 105.996
H5 C4 H6 107.670 H5 C4 C7 110.783
H6 C4 C7 109.208 C7 S12 C10 93.500
H8 C7 H9 108.492 H8 C7 S12 108.965
H9 C7 S12 108.950 O11 C10 S12 123.740
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.162      
2 H 0.111      
3 H 0.111      
4 C -0.188      
5 H 0.097      
6 H 0.108      
7 C -0.159      
8 H 0.110      
9 H 0.110      
10 C 0.173      
11 O -0.253      
12 S -0.059      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.766 1.685 0.352 4.141
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.000 -0.256 -0.047
y -0.256 -42.168 0.152
z -0.047 0.152 -41.943
Traceless
 xyz
x -4.945 -0.256 -0.047
y -0.256 2.304 0.152
z -0.047 0.152 2.642
Polar
3z2-r25.283
x2-y2-4.833
xy-0.256
xz-0.047
yz0.152


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 177.701
(<r2>)1/2 13.330