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

using model chemistry: B1B95/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 B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-630.625622
Energy at 298.15K-630.634208
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 B1B95/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 3196 3061 6.58      
2 A 3165 3032 21.64      
3 A 3158 3025 2.77      
4 A 3153 3020 16.96      
5 A 3143 3010 0.03      
6 A 3088 2958 16.96      
7 A 3074 2945 0.89      
8 A 3069 2939 22.60      
9 A 1793 1718 360.72      
10 A 1476 1414 3.11      
11 A 1467 1405 23.12      
12 A 1465 1404 0.77      
13 A 1455 1394 1.57      
14 A 1442 1381 18.29      
15 A 1391 1333 4.83      
16 A 1360 1303 26.03      
17 A 1273 1219 17.05      
18 A 1253 1200 0.00      
19 A 1157 1108 161.72      
20 A 1084 1039 2.69      
21 A 1031 988 0.01      
22 A 1006 964 1.28      
23 A 1000 958 3.60      
24 A 964 924 39.87      
25 A 779 746 3.68      
26 A 704 674 0.31      
27 A 653 625 66.36      
28 A 522 500 1.45      
29 A 449 430 3.43      
30 A 382 366 2.19      
31 A 311 298 0.93      
32 A 256 245 0.01      
33 A 245 235 0.06      
34 A 169 162 0.85      
35 A 88 84 0.48      
36 A 38 36 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 25128.8 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 24070.9 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 B1B95/aug-cc-pVDZ
ABC
0.21476 0.05497 0.04488

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 2.356 -0.807 0.000
C2 1.401 -0.070 0.000
S3 -0.228 -0.813 -0.000
H4 1.019 1.850 -0.884
H5 2.567 1.696 -0.000
H6 1.019 1.850 0.885
C7 1.509 1.428 0.000
H8 -1.225 1.203 0.889
H9 -1.225 1.203 -0.890
C10 -1.399 0.589 -0.000
H11 -3.002 -0.573 -0.887
H12 -3.533 0.868 0.000
H13 -3.001 -0.573 0.887
C14 -2.814 0.041 0.000

Atom - Atom Distances (Å)
  O1 C2 S3 H4 H5 H6 C7 H8 H9 C10 H11 H12 H13 C14
O11.20612.58333.10262.51183.10252.39004.20154.20164.00565.43536.12215.43515.2392
C21.20611.78932.14832.11712.14821.50253.05073.05092.87594.51865.02184.51854.2164
S32.58331.78933.07003.75573.07002.83482.41832.41831.82682.92223.70802.92222.7241
H43.10262.14833.07001.78961.76911.09542.93282.33602.86644.69424.73985.01714.3300
H52.51182.11713.75571.78961.78961.09193.92653.92684.11756.07846.15606.07825.6304
H63.10252.14823.07001.76911.78961.09542.33582.93352.86665.01744.74004.69404.3301
C72.39001.50252.83481.09541.09191.09542.88382.88423.02615.01345.07265.01324.5402
H84.20153.05072.41832.93283.92652.33582.88381.77901.09433.07622.49562.51142.1600
H94.20163.05092.41832.33603.92682.93352.88421.77901.09432.51142.49553.07622.1600
C104.00562.87591.82682.86644.11752.86663.02611.09431.09432.16942.15222.16941.5181
H115.43534.51862.92224.69426.07845.01745.01343.07622.51142.16941.77341.77401.0948
H126.12215.02183.70804.73986.15604.74005.07262.49562.49552.15221.77341.77341.0953
H135.43514.51852.92225.01716.07824.69405.01322.51143.07622.16941.77401.77341.0948
C145.23924.21642.72414.33005.63044.33014.54022.16002.16001.51811.09481.09531.0948

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 117.867 O1 C2 C7 123.494
C2 S3 C10 105.366 C2 C7 H4 110.592
C2 C7 H5 108.344 C2 C7 H6 110.588
S3 C2 C7 118.639 S3 C10 H8 109.183
S3 C10 H9 109.183 S3 C10 C14 108.705
H4 C7 H5 109.806 H4 C7 H6 107.704
H5 C7 H6 109.805 H8 C10 H9 108.755
H8 C10 C14 110.496 H9 C10 C14 110.496
C10 C14 H11 111.215 C10 C14 H12 109.819
C10 C14 H13 111.215 H11 C14 H12 108.132
H11 C14 H13 108.220 H12 C14 H13 108.132
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.531      
2 C 0.173      
3 S 0.330      
4 H 0.002      
5 H -0.367      
6 H 0.002      
7 C 0.453      
8 H -0.279      
9 H -0.279      
10 C 0.377      
11 H -0.162      
12 H -0.163      
13 H -0.162      
14 C 0.607      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.864 3.445 -0.000 4.480
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.456 4.131 -0.000
y 4.131 -44.978 0.000
z -0.000 0.000 -44.254
Traceless
 xyz
x -2.840 4.131 -0.000
y 4.131 0.877 0.000
z -0.000 0.000 1.963
Polar
3z2-r23.927
x2-y2-2.478
xy4.131
xz-0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.812 -0.013 0.000
y -0.013 10.776 0.000
z 0.000 0.000 8.317


<r2> (average value of r2) Å2
<r2> 249.420
(<r2>)1/2 15.793