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

using model chemistry: BLYP/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 BLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-630.589052
Energy at 298.15K-630.597173
Nuclear repulsion energy287.896303
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 BLYP/aug-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 3071 3065 9.31      
2 A 3050 3044 26.97      
3 A 3030 3024 5.10      
4 A 3028 3022 21.16      
5 A 3028 3022 1.14      
6 A 2984 2979 17.45      
7 A 2965 2960 2.67      
8 A 2963 2958 28.05      
9 A 1674 1671 331.90      
10 A 1438 1435 2.51      
11 A 1428 1425 8.62      
12 A 1416 1413 0.30      
13 A 1409 1407 12.02      
14 A 1396 1394 18.81      
15 A 1353 1351 2.59      
16 A 1315 1313 14.88      
17 A 1234 1231 25.10      
18 A 1222 1220 0.00      
19 A 1091 1089 140.07      
20 A 1030 1028 2.56      
21 A 997 995 0.00      
22 A 975 973 0.52      
23 A 952 950 4.71      
24 A 904 903 63.13      
25 A 762 761 3.23      
26 A 633 632 1.47      
27 A 596 595 70.11      
28 A 492 491 0.92      
29 A 417 416 3.75      
30 A 353 353 1.29      
31 A 286 286 1.42      
32 A 237 237 0.05      
33 A 147 147 0.90      
34 A 128 128 0.03      
35 A 89 88 0.42      
36 A 51 51 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 24072.6 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 24026.9 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 BLYP/aug-cc-pVDZ
ABC
0.20836 0.05227 0.04282

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 2.402 -0.827 -0.000
C2 1.442 -0.070 -0.000
S3 -0.232 -0.822 0.000
H4 1.073 1.881 -0.891
H5 2.633 1.713 -0.001
H6 1.075 1.880 0.893
C7 1.563 1.449 0.000
H8 -1.275 1.220 0.897
H9 -1.275 1.219 -0.899
C10 -1.451 0.603 -0.001
H11 -3.074 -0.577 -0.895
H12 -3.608 0.878 -0.000
H13 -3.073 -0.576 0.896
C14 -2.884 0.041 0.000

Atom - Atom Distances (Å)
  O1 C2 S3 H4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14
O11.22312.63433.14592.55103.14522.42574.30274.30304.10965.55436.24685.55415.3564
C21.22311.83542.17632.14442.17621.52343.13793.13852.96964.63155.13754.63114.3267
S32.63431.83543.13153.82623.13212.89522.46202.46201.87492.98933.77922.98942.7883
H43.14592.17633.13151.80451.78411.10563.02412.43982.96594.82104.86935.14074.4534
H52.55102.14443.82621.80451.80451.10214.03994.04084.23246.21466.29686.21395.7646
H63.14522.17623.13211.78411.80451.10562.44033.02842.96795.14294.87114.82104.4549
C72.42571.52342.89521.10561.10211.10562.98512.98663.13075.13945.20265.13854.6644
H84.30273.13792.46203.02414.03992.44032.98511.79601.10343.11112.52302.54202.1867
H94.30303.13852.46202.43984.04083.02842.98661.79601.10342.54212.52303.11112.1867
C104.10962.96961.87492.96594.23242.96793.13071.10341.10342.19722.17442.19721.5389
H115.55434.63152.98934.82106.21465.14295.13943.11112.54212.19721.78941.79121.1047
H126.24685.13753.77924.86936.29684.87115.20262.52302.52302.17441.78941.78941.1061
H135.55414.63112.98945.14076.21394.82105.13852.54203.11112.19721.79121.78941.1047
C145.35644.32672.78834.45345.76464.45494.66442.18672.18671.53891.10471.10611.1047

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 117.525 O1 C2 C7 123.687
C2 S3 C10 106.327 C2 C7 H4 110.750
C2 C7 H5 108.462 C2 C7 H6 110.738
S3 C2 C7 118.788 S3 C10 H8 108.730
S3 C10 H9 108.729 S3 C10 C14 109.134
H4 C7 H5 109.651 H4 C7 H6 107.584
H5 C7 H6 109.647 H8 C10 H9 108.950
H8 C10 C14 110.626 H9 C10 C14 110.626
C10 C14 H11 111.376 C10 C14 H12 109.501
C10 C14 H13 111.376 H11 C14 H12 108.071
H11 C14 H13 108.329 H12 C14 H13 108.073
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.460      
2 C 0.223      
3 S 0.228      
4 H -0.140      
5 H -0.523      
6 H -0.141      
7 C 0.830      
8 H -0.422      
9 H -0.422      
10 C 0.823      
11 H -0.310      
12 H -0.332      
13 H -0.310      
14 C 0.957      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.777 3.387 0.000 4.380
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.351 4.143 0.002
y 4.143 -46.024 0.000
z 0.002 0.000 -45.175
Traceless
 xyz
x -2.752 4.143 0.002
y 4.143 0.739 0.000
z 0.002 0.000 2.013
Polar
3z2-r24.025
x2-y2-2.328
xy4.143
xz0.002
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 16.373 0.071 0.000
y 0.071 11.664 0.000
z 0.000 0.000 8.842


<r2> (average value of r2) Å2
<r2> 260.464
(<r2>)1/2 16.139