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

using model chemistry: wB97X-D/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 wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-630.586246
Energy at 298.15K 
HF Energy-630.586246
Nuclear repulsion energy293.031726
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/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 3191 3040 5.45      
2 A 3167 3017 26.62      
3 A 3162 3012 3.06      
4 A 3157 3007 20.17      
5 A 3147 2997 0.15      
6 A 3094 2948 19.73      
7 A 3078 2932 1.63      
8 A 3072 2927 24.81      
9 A 1813 1727 376.30      
10 A 1510 1438 13.48      
11 A 1506 1435 4.90      
12 A 1495 1424 0.73      
13 A 1491 1420 17.52      
14 A 1476 1406 24.35      
15 A 1430 1363 8.13      
16 A 1407 1340 25.12      
17 A 1322 1259 24.34      
18 A 1285 1224 0.00      
19 A 1170 1115 161.48      
20 A 1089 1038 4.76      
21 A 1058 1008 0.01      
22 A 1034 985 1.60      
23 A 1013 965 5.18      
24 A 967 921 42.18      
25 A 798 761 4.36      
26 A 711 677 0.45      
27 A 658 626 60.70      
28 A 525 500 2.24      
29 A 460 438 3.53      
30 A 389 370 2.16      
31 A 320 305 1.13      
32 A 247 235 0.11      
33 A 180 171 0.03      
34 A 177 168 1.22      
35 A 79 75 0.55      
36 A 46i 44i 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 25314.6 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 24114.7 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/cc-pVDZ
ABC
0.21333 0.05465 0.04460

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 2.350 -0.827 -0.001
C2 1.403 -0.076 0.000
S3 -0.235 -0.805 0.000
H4 1.081 1.864 -0.884
H5 2.618 1.661 -0.001
H6 1.083 1.864 0.885
C7 1.552 1.427 0.000
H8 -1.247 1.213 0.887
H9 -1.247 1.213 -0.888
C10 -1.410 0.596 -0.000
H11 -3.023 -0.568 -0.886
H12 -3.552 0.871 -0.000
H13 -3.023 -0.567 0.886
C14 -2.835 0.045 -0.000

Atom - Atom Distances (Å)
  O1 C2 S3 H4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14
O11.20892.58513.10432.50253.10452.39124.23004.22954.02085.45236.14165.45275.2578
C21.20891.79272.15692.11952.15681.51043.07773.07782.89234.54105.04464.54094.2395
S32.58511.79273.10483.77063.10582.85932.42582.42581.82912.93573.71642.93572.7354
H43.10432.15693.10481.78401.76921.09342.99712.41762.93164.77094.82015.08864.4074
H52.50252.11953.77061.78401.78401.09073.99083.99044.16596.12956.22006.12975.6868
H63.10452.15683.10581.76921.78401.09342.41922.99932.93355.09044.82204.77224.4092
C72.39121.51042.85931.09341.09071.09342.94452.94473.07665.06965.13465.06954.5996
H84.23003.07772.42582.99713.99082.41922.94451.77501.09273.07742.49342.51482.1615
H94.22953.07782.42582.41763.99042.99932.94471.77501.09272.51492.49343.07742.1616
C104.02082.89231.82912.93164.16592.93353.07661.09271.09272.17792.15942.17791.5278
H115.45234.54102.93574.77096.12955.09045.06963.07742.51492.17791.76981.77231.0935
H126.14165.04463.71644.82016.22004.82205.13462.49342.49342.15941.76981.76981.0937
H135.45274.54092.93575.08866.12974.77225.06952.51483.07742.17791.77231.76981.0935
C145.25784.23952.73544.40745.68684.40924.59962.16152.16161.52781.09351.09371.0935

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 117.592 O1 C2 C7 122.741
C2 S3 C10 105.988 C2 C7 H4 110.843
C2 C7 H5 108.061 C2 C7 H6 110.836
S3 C2 C7 119.666 S3 C10 H8 109.660
S3 C10 H9 109.660 S3 C10 C14 108.815
H4 C7 H5 109.541 H4 C7 H6 108.012
H5 C7 H6 109.539 H8 C10 H9 108.618
H8 C10 C14 110.038 H9 C10 C14 110.039
C10 C14 H11 111.290 C10 C14 H12 109.814
C10 C14 H13 111.290 H11 C14 H12 108.030
H11 C14 H13 108.269 H12 C14 H13 108.030
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.369      
2 C 0.128      
3 S 0.203      
4 H 0.178      
5 H 0.205      
6 H 0.178      
7 C -0.479      
8 H 0.186      
9 H 0.186      
10 C -0.285      
11 H 0.179      
12 H 0.171      
13 H 0.179      
14 C -0.661      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.937 3.687 0.000 4.714
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.718 4.324 0.001
y 4.324 -45.238 -0.000
z 0.001 -0.000 -44.380
Traceless
 xyz
x -2.909 4.324 0.001
y 4.324 0.811 -0.000
z 0.001 -0.000 2.099
Polar
3z2-r24.197
x2-y2-2.480
xy4.324
xz0.001
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.585 -0.181 -0.000
y -0.181 9.814 0.000
z -0.000 0.000 7.678


<r2> (average value of r2) Å2
<r2> 251.016
(<r2>)1/2 15.843