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All results from a given calculation for C4H8OS (s-Ethyl thioacetate)

using model chemistry: wB97X-D/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 wB97X-D/6-31G*
 hartrees
Energy at 0K-630.567357
Energy at 298.15K 
HF Energy-630.567357
Nuclear repulsion energy 
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 wB97X-D/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 3197 3033 5.70      
2 A 3173 3010 27.56      
3 A 3166 3003 4.20      
4 A 3165 3002 20.13      
5 A 3151 2989 0.22      
6 A 3101 2941 20.10      
7 A 3087 2928 0.90      
8 A 3083 2924 21.79      
9 A 1844 1749 305.53      
10 A 1533 1454 11.14      
11 A 1532 1453 3.90      
12 A 1517 1439 0.03      
13 A 1514 1436 15.81      
14 A 1499 1422 22.05      
15 A 1451 1376 6.24      
16 A 1425 1351 24.85      
17 A 1335 1267 24.29      
18 A 1300 1233 0.02      
19 A 1175 1115 158.55      
20 A 1098 1041 5.68      
21 A 1070 1014 0.09      
22 A 1046 992 3.05      
23 A 1019 966 4.84      
24 A 972 921 45.04      
25 A 805 764 5.53      
26 A 714 677 0.34      
27 A 655 621 60.10      
28 A 523 496 2.99      
29 A 457 434 3.48      
30 A 385 366 1.77      
31 A 318 302 1.21      
32 A 248 236 0.15      
33 A 175 166 0.13      
34 A 174 165 0.98      
35 A 79 75 0.30      
36 A 42i 40i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 25471.3 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 24159.5 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 wB97X-D/6-31G*
ABC
0.21311 0.05457 0.04454

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 2.349 -0.830 -0.001
C2 1.406 -0.078 0.000
S3 -0.236 -0.804 0.000
H4 1.086 1.868 -0.885
H5 2.623 1.658 -0.001
H6 1.088 1.868 0.885
C7 1.556 1.427 0.000
H8 -1.250 1.216 0.887
H9 -1.250 1.215 -0.887
C10 -1.412 0.597 -0.000
H11 -3.023 -0.569 -0.887
H12 -3.555 0.870 -0.000
H13 -3.023 -0.569 0.887
C14 -2.836 0.044 -0.000

Atom - Atom Distances (Å)
  O1 C2 S3 H4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14
O11.20662.58553.10742.50323.10752.39264.23444.23394.02305.45126.14415.45165.2586
C21.20661.79562.16112.11952.16111.51213.08473.08482.89784.54395.05084.54384.2440
S32.58551.79563.10963.77263.11052.86142.42772.42771.82932.93423.71702.93422.7349
H43.10742.16113.10961.78451.77001.09423.00382.42592.93894.77774.82925.09534.4151
H52.50322.11953.77261.78451.78451.09133.99773.99744.17156.13336.22776.13355.6921
H63.10752.16113.11051.77001.78451.09422.42753.00602.94075.09714.83114.77914.4168
C72.39261.51212.86141.09421.09131.09422.95052.95063.08165.07335.14135.07324.6045
H84.23443.08472.42773.00383.99772.42752.95051.77441.09333.07802.49392.51552.1620
H94.23393.08482.42772.42593.99743.00602.95061.77441.09332.51552.49393.07802.1620
C104.02302.89781.82932.93894.17152.94073.08161.09331.09332.17782.16032.17781.5278
H115.45124.54392.93424.77776.13335.09715.07333.07802.51552.17781.77141.77321.0941
H126.14415.05083.71704.82926.22774.83115.14132.49392.49392.16031.77141.77141.0944
H135.45164.54382.93425.09536.13354.77915.07322.51553.07802.17781.77321.77141.0941
C145.25864.24402.73494.41515.69214.41684.60452.16202.16201.52781.09411.09441.0941

picture of s-Ethyl thioacetate state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 S3 117.557 O1 C2 C7 122.906
C2 S3 C10 106.145 C2 C7 H4 111.015
C2 C7 H5 107.904 C2 C7 H6 111.008
S3 C2 C7 119.537 S3 C10 H8 109.753
S3 C10 H9 109.753 S3 C10 C14 108.774
H4 C7 H5 109.473 H4 C7 H6 107.957
H5 C7 H6 109.471 H8 C10 H9 108.483
H8 C10 C14 110.035 H9 C10 C14 110.035
C10 C14 H11 111.243 C10 C14 H12 109.841
C10 C14 H13 111.242 H11 C14 H12 108.071
H11 C14 H13 108.260 H12 C14 H13 108.071
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.421      
2 C 0.286      
3 S 0.135      
4 H 0.196      
5 H 0.218      
6 H 0.196      
7 C -0.581      
8 H 0.196      
9 H 0.196      
10 C -0.471      
11 H 0.191      
12 H 0.181      
13 H 0.191      
14 C -0.512      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.590 3.538 0.001 4.385
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.130 3.798 0.003
y 3.798 -44.538 -0.001
z 0.003 -0.001 -43.750
Traceless
 xyz
x -1.986 3.798 0.003
y 3.798 0.402 -0.001
z 0.003 -0.001 1.584
Polar
3z2-r23.168
x2-y2-1.592
xy3.798
xz0.003
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.299 -0.158 -0.000
y -0.158 8.677 0.000
z -0.000 0.000 6.492


<r2> (average value of r2) Å2
<r2> 250.696
(<r2>)1/2 15.833