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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-626.176677
Energy at 298.15K-626.184250
Nuclear repulsion energy287.014032
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 mPW1PW91/3-21G
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 3205 3060 3.64      
2 A 3167 3023 4.32      
3 A 3158 3014 7.52      
4 A 3130 2988 9.95      
5 A 3105 2964 13.31      
6 A 3076 2936 3.00      
7 A 1813 1731 287.20      
8 A 1540 1470 3.27      
9 A 1531 1462 13.34      
10 A 1505 1436 14.39      
11 A 1402 1338 0.34      
12 A 1361 1299 15.14      
13 A 1330 1269 3.56      
14 A 1294 1236 2.14      
15 A 1217 1162 2.89      
16 A 1166 1113 3.58      
17 A 1070 1022 6.40      
18 A 1050 1002 3.36      
19 A 1024 977 82.64      
20 A 926 884 17.56      
21 A 880 840 11.90      
22 A 850 812 29.09      
23 A 669 638 4.82      
24 A 607 579 4.85      
25 A 572 546 52.31      
26 A 480 458 3.99      
27 A 456 436 1.81      
28 A 384 366 4.82      
29 A 244 233 1.72      
30 A 119 114 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 21164.0 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 20203.2 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 mPW1PW91/3-21G
ABC
0.14202 0.10124 0.06258

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.168 1.415 0.220
H2 -0.654 2.264 -0.265
H3 -0.121 1.608 1.301
C4 1.229 1.116 -0.324
H5 1.955 1.866 0.002
H6 1.201 1.102 -1.418
C7 1.624 -0.275 0.189
H8 1.877 -0.257 1.251
H9 2.433 -0.723 -0.387
C10 -1.037 0.181 0.022
O11 -2.243 0.124 -0.068
S12 0.085 -1.342 -0.036

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09241.09911.52832.18072.15722.46292.83553.42051.52232.46092.7797
H21.09241.77902.20662.65282.47433.44163.88124.29752.13792.67283.6881
H31.09911.77902.16902.46163.06522.79772.73433.84762.12452.92943.2454
C41.52832.20662.16901.09361.09451.53422.18762.19862.47533.61992.7259
H52.18072.65282.46161.09361.78032.17412.46402.66083.43354.54543.7128
H62.15722.47433.06521.09451.78032.15873.07072.43172.81603.82623.0214
C72.46293.44162.79771.53422.17412.15871.09151.08932.70463.89621.8859
H82.83553.88122.73432.18762.46403.07071.09151.79063.19274.34322.4583
H93.42054.29753.84762.19862.66082.43171.08931.79063.60864.76292.4535
C101.52232.13792.12452.47533.43352.81602.70463.19273.60861.21111.8918
O112.46092.67282.92943.61994.54543.82623.89624.34324.76291.21112.7514
S122.77973.68813.24542.72593.71283.02141.88592.45832.45351.89182.7514

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 111.480 C1 C4 H6 109.553
C1 C4 C7 107.071 C1 C10 O11 128.033
C1 C10 S12 108.528 H2 C1 H3 108.536
H2 C1 C4 113.659 H2 C1 C10 108.580
H3 C1 C4 110.212 H3 C1 C10 107.171
C4 C1 C10 108.472 C4 C7 H8 111.742
C4 C7 H9 112.766 C4 C7 S12 105.229
H5 C4 H6 108.901 H5 C4 C7 110.537
H6 C4 C7 109.265 C7 S12 C10 91.439
H8 C7 H9 110.385 H8 C7 S12 108.338
H9 C7 S12 108.096 O11 C10 S12 123.430
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.515      
2 H 0.274      
3 H 0.272      
4 C -0.455      
5 H 0.248      
6 H 0.254      
7 C -0.699      
8 H 0.264      
9 H 0.273      
10 C 0.207      
11 O -0.430      
12 S 0.307      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.326 2.629 0.454 4.263
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.357 -0.444 -0.124
y -0.444 -43.595 0.175
z -0.124 0.175 -42.549
Traceless
 xyz
x -3.284 -0.444 -0.124
y -0.444 0.858 0.175
z -0.124 0.175 2.426
Polar
3z2-r24.853
x2-y2-2.762
xy-0.444
xz-0.124
yz0.175


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> 183.339
(<r2>)1/2 13.540