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

using model chemistry: MP2/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/3-21G
 hartrees
Energy at 0K-624.654494
Energy at 298.15K-624.661977
HF Energy-624.104032
Nuclear repulsion energy283.415396
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 MP2/3-21G
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 3212 3066 5.77      
2 A 3169 3024 8.99      
3 A 3159 3016 5.64      
4 A 3140 2997 10.30      
5 A 3110 2968 12.64      
6 A 3089 2949 3.60      
7 A 1696 1619 215.10      
8 A 1578 1506 2.07      
9 A 1569 1498 7.37      
10 A 1546 1476 8.01      
11 A 1425 1360 0.02      
12 A 1376 1313 16.72      
13 A 1351 1290 6.23      
14 A 1302 1242 2.39      
15 A 1224 1168 4.33      
16 A 1173 1120 3.51      
17 A 1063 1015 2.50      
18 A 1047 999 0.13      
19 A 1011 965 76.61      
20 A 904 863 17.18      
21 A 888 847 6.78      
22 A 840 801 45.51      
23 A 654 624 3.16      
24 A 597 569 2.85      
25 A 540 516 57.68      
26 A 473 451 6.19      
27 A 442 422 3.32      
28 A 363 347 13.01      
29 A 245 234 1.80      
30 A 109 104 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 21147.6 cm-1
Scaled (by 0.9545) Zero Point Vibrational Energy (zpe) 20185.3 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 MP2/3-21G
ABC
0.13742 0.09895 0.06085

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.191 1.435 0.223
H2 -0.688 2.273 -0.274
H3 -0.142 1.638 1.302
C4 1.218 1.147 -0.328
H5 1.934 1.910 -0.006
H6 1.185 1.130 -1.422
C7 1.643 -0.249 0.190
H8 1.901 -0.218 1.250
H9 2.463 -0.674 -0.389
C10 -1.056 0.177 0.026
O11 -2.276 0.098 -0.070
S12 0.116 -1.369 -0.035

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 O11 S12
C11.09401.09881.54022.18932.16612.48992.85693.44421.53912.49392.8324
H21.09401.78462.21462.66032.47623.46553.90264.31552.14902.70073.7375
H31.09881.78462.17872.46843.07212.82512.76023.87132.14402.96753.3007
C41.54022.21462.17871.09471.09501.54852.19552.20632.49773.65742.7626
H52.18932.66032.46841.09471.78232.18742.47152.66543.45614.58373.7496
H62.16612.47623.07211.09501.78232.17073.07782.44012.83313.85613.0517
C72.48993.46552.82511.54852.18742.17071.09141.08992.73773.94321.9074
H82.85693.90262.76022.19552.47153.07781.09141.79233.22474.39192.4824
H93.44424.31553.87132.20632.66542.44011.08991.79233.64404.81172.4730
C101.53912.14902.14402.49773.45612.83312.73773.22473.64401.22621.9413
O112.49392.70072.96753.65744.58373.85613.94324.39194.81171.22622.8065
S122.83243.73753.30072.76263.74963.05171.90742.48242.47301.94132.8065

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 111.262 C1 C4 H6 109.410
C1 C4 C7 107.443 C1 C10 O11 128.454
C1 C10 S12 108.385 H2 C1 H3 108.946
H2 C1 C4 113.344 H2 C1 C10 108.215
H3 C1 C4 110.175 H3 C1 C10 107.565
C4 C1 C10 108.418 C4 C7 H8 111.364
C4 C7 H9 112.327 C4 C7 S12 105.678
H5 C4 H6 108.966 H5 C4 C7 110.525
H6 C4 C7 109.200 C7 S12 C10 90.683
H8 C7 H9 110.498 H8 C7 S12 108.677
H9 C7 S12 108.068 O11 C10 S12 123.157
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at MP2/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.465     -0.196
2 H 0.241     0.098
3 H 0.238     0.103
4 C -0.391     -0.148
5 H 0.216     0.083
6 H 0.219     0.087
7 C -0.603     -0.131
8 H 0.225     0.108
9 H 0.235     0.134
10 C 0.250     0.501
11 O -0.382     -0.342
12 S 0.219     -0.297


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.747 2.768 0.412 3.922
CHELPG        
AIM        
ESP 2.744 2.778 0.446 3.931


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.937 -0.424 -0.098
y -0.424 -45.395 0.150
z -0.098 0.150 -43.899
Traceless
 xyz
x -2.290 -0.424 -0.098
y -0.424 0.023 0.150
z -0.098 0.150 2.267
Polar
3z2-r24.534
x2-y2-1.542
xy-0.424
xz-0.098
yz0.150


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.810 -0.473 0.200
y -0.473 9.000 0.218
z 0.200 0.218 5.439


<r2> (average value of r2) Å2
<r2> 188.432
(<r2>)1/2 13.727