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

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-630.641270
Energy at 298.15K-630.649515
HF Energy-630.641270
Nuclear repulsion energy292.188816
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 B97D3/6-311+G(3df,2p)
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 3091 3051 10.28      
2 A 3065 3025 28.12      
3 A 3053 3013 7.04      
4 A 3050 3010 23.39      
5 A 3040 3000 0.02      
6 A 2996 2957 18.46      
7 A 2987 2948 2.69      
8 A 2981 2942 29.46      
9 A 1710 1688 332.90      
10 A 1475 1456 3.06      
11 A 1467 1448 9.52      
12 A 1454 1435 0.58      
13 A 1445 1426 12.66      
14 A 1435 1416 20.29      
15 A 1385 1367 2.35      
16 A 1348 1331 15.68      
17 A 1266 1250 22.23      
18 A 1248 1231 0.00      
19 A 1112 1097 139.96      
20 A 1048 1035 3.17      
21 A 1024 1011 0.01      
22 A 996 983 0.64      
23 A 967 954 3.84      
24 A 914 902 63.64      
25 A 778 767 3.55      
26 A 664 655 0.19      
27 A 619 611 62.94      
28 A 502 495 0.99      
29 A 431 425 3.23      
30 A 365 361 1.52      
31 A 297 293 1.39      
32 A 243 240 0.07      
33 A 154 152 0.87      
34 A 127 125 0.02      
35 A 91 90 0.37      
36 A 51 51 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 24437.3 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 24119.7 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 B97D3/6-311+G(3df,2p)
ABC
0.21373 0.05407 0.04423

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 2.365 -0.824 -0.000
C2 1.413 -0.076 -0.000
S3 -0.229 -0.804 0.000
H4 1.048 1.862 -0.882
H5 2.593 1.697 -0.000
H6 1.048 1.861 0.883
C7 1.534 1.433 0.000
H8 -1.243 1.209 0.888
H9 -1.244 1.209 -0.888
C10 -1.417 0.595 -0.000
H11 -3.022 -0.580 -0.886
H12 -3.561 0.858 0.000
H13 -3.022 -0.580 0.886
C14 -2.839 0.035 0.000

Atom - Atom Distances (Å)
  O1 C2 S3 H4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14
O11.21052.59453.11882.53183.11852.40584.23604.23614.03915.46506.16055.46495.2742
C21.21051.79702.16012.12972.16001.51443.08203.08212.90854.55125.06184.55124.2536
S32.59451.79703.08473.77123.08482.84902.42262.42261.83482.93843.72342.93842.7409
H43.11882.16013.08471.78661.76471.09452.96802.38282.90794.74654.79935.06494.3842
H52.53182.12973.77121.78661.78651.09113.96793.96824.15826.12386.21146.12365.6803
H63.11852.16003.08481.76471.78651.09452.38292.96902.90835.06544.79974.74644.3845
C72.40581.51442.84901.09451.09111.09452.92472.92513.06765.05975.12815.05954.5911
H84.23603.08202.42262.96803.96792.38292.92471.77591.09323.08392.50692.52272.1705
H94.23613.08212.42262.38283.96822.96902.92511.77591.09322.52272.50693.08392.1705
C104.03912.90851.83482.90794.15822.90833.06761.09321.09322.17802.16092.17801.5285
H115.46504.55122.93844.74656.12385.06545.05973.08392.52272.17801.77281.77181.0940
H126.16055.06183.72344.79936.21144.79975.12812.50692.50692.16091.77281.77281.0950
H135.46494.55122.93845.06496.12364.74645.05952.52273.08392.17801.77181.77281.0940
C145.27424.25362.74094.38425.68034.38454.59112.17052.17051.52851.09401.09501.0940

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 117.953 O1 C2 C7 123.188
C2 S3 C10 106.796 C2 C7 H4 110.856
C2 C7 H5 108.280 C2 C7 H6 110.849
S3 C2 C7 118.859 S3 C10 H8 109.128
S3 C10 H9 109.129 S3 C10 C14 109.063
H4 C7 H5 109.611 H4 C7 H6 107.627
H5 C7 H6 109.609 H8 C10 H9 108.503
H8 C10 C14 110.495 H9 C10 C14 110.495
C10 C14 H11 111.256 C10 C14 H12 109.970
C10 C14 H13 111.255 H11 C14 H12 108.070
H11 C14 H13 108.103 H12 C14 H13 108.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.614      
2 C 0.622      
3 S -0.326      
4 H 0.158      
5 H 0.140      
6 H 0.158      
7 C -0.384      
8 H 0.151      
9 H 0.151      
10 C -0.027      
11 H 0.150      
12 H 0.128      
13 H 0.150      
14 C -0.455      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.843 3.347 0.000 4.391
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.536 4.059 0.000
y 4.059 -45.185 0.000
z 0.000 0.000 -44.350
Traceless
 xyz
x -2.769 4.059 0.000
y 4.059 0.758 0.000
z 0.000 0.000 2.011
Polar
3z2-r24.021
x2-y2-2.351
xy4.059
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 15.581 0.071 -0.000
y 0.071 11.116 0.000
z -0.000 0.000 8.497


<r2> (average value of r2) Å2
<r2> 252.710
(<r2>)1/2 15.897