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

using model chemistry: mPW1PW91/aug-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 mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-630.658075
Energy at 298.15K-630.666506
Nuclear repulsion energy292.954773
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/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3189 3056 6.53      
2 A 3162 3030 21.28      
3 A 3150 3019 3.66      
4 A 3148 3016 17.45      
5 A 3139 3008 0.07      
6 A 3085 2957 16.84      
7 A 3068 2940 1.31      
8 A 3064 2936 22.89      
9 A 1788 1714 356.23      
10 A 1480 1418 3.35      
11 A 1471 1410 10.60      
12 A 1459 1399 0.97      
13 A 1450 1390 13.79      
14 A 1436 1376 19.11      
15 A 1396 1338 5.13      
16 A 1360 1304 27.21      
17 A 1284 1230 18.00      
18 A 1263 1210 0.01      
19 A 1156 1108 170.02      
20 A 1082 1037 5.03      
21 A 1036 993 0.00      
22 A 1008 966 1.24      
23 A 1004 962 3.46      
24 A 954 914 32.97      
25 A 787 754 3.91      
26 A 704 675 0.24      
27 A 651 624 65.76      
28 A 517 495 1.48      
29 A 449 431 3.22      
30 A 376 360 2.22      
31 A 304 291 0.95      
32 A 250 239 0.08      
33 A 159 153 1.05      
34 A 148 142 0.02      
35 A 89 85 0.45      
36 A 52 50 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 25057.5 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 24012.6 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/aug-cc-pVDZ
ABC
0.21445 0.05449 0.04455

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 2.356 -0.818 0.000
C2 1.407 -0.072 0.000
S3 -0.230 -0.807 -0.000
H4 1.041 1.855 -0.885
H5 2.591 1.688 -0.001
H6 1.043 1.854 0.887
C7 1.529 1.428 0.000
H8 -1.240 1.210 0.890
H9 -1.241 1.208 -0.893
C10 -1.409 0.594 -0.001
H11 -3.013 -0.577 -0.887
H12 -3.548 0.865 0.000
H13 -3.012 -0.576 0.890
C14 -2.826 0.039 0.001

Atom - Atom Distances (Å)
  O1 C2 S3 H4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14
O11.20742.58623.10762.51663.10682.39324.22304.22384.02185.44716.13935.44655.2526
C21.20741.79452.15162.12052.15141.50423.07233.07342.89424.53615.04274.53544.2345
S32.58621.79453.08003.76553.08072.84362.42482.42481.83172.92983.71552.92982.7305
H43.10762.15163.08001.79171.77161.09712.96122.37202.89464.72774.77755.04814.3634
H52.51662.12053.76551.79171.79161.09353.96123.96294.14696.10846.19336.10735.6619
H63.10682.15143.08071.77161.79161.09712.37192.96622.89675.05054.77924.72704.3646
C72.39321.50422.84361.09711.09351.09712.91572.91783.05405.04275.10745.04144.5705
H84.22303.07232.42482.96123.96122.37192.91571.78231.09593.08132.49762.51542.1629
H94.22383.07342.42482.37203.96292.96622.91781.78231.09592.51542.49763.08132.1629
C104.02182.89421.83172.89464.14692.89673.05401.09591.09592.17432.15542.17431.5214
H115.44714.53612.92984.72776.10845.05055.04273.08132.51542.17431.77591.77681.0965
H126.13935.04273.71554.77756.19334.77925.10742.49762.49762.15541.77591.77591.0971
H135.44654.53542.92985.04816.10734.72705.04142.51543.08132.17431.77681.77591.0965
C145.25264.23452.73054.36345.66194.36464.57052.16292.16291.52141.09651.09711.0965

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 117.635 O1 C2 C7 123.540
C2 S3 C10 105.899 C2 C7 H4 110.635
C2 C7 H5 108.391 C2 C7 H6 110.621
S3 C2 C7 118.824 S3 C10 H8 109.251
S3 C10 H9 109.251 S3 C10 C14 108.687
H4 C7 H5 109.755 H4 C7 H6 107.688
H5 C7 H6 109.747 H8 C10 H9 108.821
H8 C10 C14 110.406 H9 C10 C14 110.405
C10 C14 H11 111.275 C10 C14 H12 109.741
C10 C14 H13 111.274 H11 C14 H12 108.103
H11 C14 H13 108.231 H12 C14 H13 108.104
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.558      
2 C 0.200      
3 S 0.351      
4 H 0.075      
5 H -0.292      
6 H 0.074      
7 C 0.218      
8 H -0.186      
9 H -0.186      
10 C 0.233      
11 H -0.095      
12 H -0.107      
13 H -0.095      
14 C 0.368      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.857 3.507 -0.000 4.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.339 4.193 0.001
y 4.193 -45.011 0.000
z 0.001 0.000 -44.285
Traceless
 xyz
x -2.691 4.193 0.001
y 4.193 0.801 0.000
z 0.001 0.000 1.890
Polar
3z2-r23.781
x2-y2-2.328
xy4.193
xz0.001
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.850 -0.022 0.000
y -0.022 10.781 -0.000
z 0.000 -0.000 8.337


<r2> (average value of r2) Å2
<r2> 251.097
(<r2>)1/2 15.846