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All results from a given calculation for C3H6S (Thiirane, methyl-)

using model chemistry: MP2/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 MP2/aug-cc-pVDZ
 hartrees
Energy at 0K-515.203977
Energy at 298.15K-515.210609
Nuclear repulsion energy158.814271
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 MP2/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 3261 3127 1.74      
2 A 3188 3057 10.69      
3 A 3164 3034 10.57      
4 A 3155 3025 8.82      
5 A 3145 3016 11.07      
6 A 3054 2929 24.49      
7 A 1486 1425 5.16      
8 A 1482 1421 5.46      
9 A 1467 1407 5.05      
10 A 1404 1347 5.23      
11 A 1368 1312 5.19      
12 A 1200 1151 2.40      
13 A 1185 1136 0.99      
14 A 1085 1041 11.87      
15 A 1046 1003 7.11      
16 A 1010 969 2.84      
17 A 930 892 3.31      
18 A 915 878 1.57      
19 A 889 853 2.09      
20 A 639 613 10.38      
21 A 621 595 10.08      
22 A 385 369 0.09      
23 A 303 290 1.53      
24 A 239 229 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 18309.4 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 17558.7 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 MP2/aug-cc-pVDZ
ABC
0.38048 0.16019 0.12971

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.774 -0.314 -0.180
C2 -0.522 0.176 0.515
C3 0.361 1.165 -0.159
S4 1.093 -0.531 -0.054
H5 -1.603 -0.375 -1.266
H6 -2.061 -1.312 0.182
H7 -2.610 0.380 0.014
H8 -0.573 0.248 1.606
H9 0.091 1.473 -1.173
H10 0.873 1.915 0.449

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.51262.59672.87821.10081.10061.10372.22432.76723.5170
C21.51261.48741.85282.15442.16622.15661.09542.21572.2311
C32.59671.48741.85052.73033.48123.07742.19771.09411.0928
S42.87821.85281.85052.96073.25833.81442.47822.50462.5068
H51.10082.15442.73032.96071.78471.79453.11432.50903.7838
H61.10062.16623.48123.25831.78471.78742.58383.77214.3701
H71.10372.15663.07743.81441.79451.78742.58883.14653.8311
H82.22431.09542.19772.47823.11432.58382.58883.10982.4925
H92.76722.21571.09412.50462.50903.77213.14653.10981.8543
H103.51702.23111.09282.50683.78384.37013.83112.49251.8543

picture of Thiirane, methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.895 C1 C2 S4 117.211
C1 C2 H8 116.135 C2 C1 H5 110.054
C2 C1 H6 110.995 C2 C1 H7 110.056
C2 C3 S4 66.402 C2 C3 H9 117.450
C2 C3 H10 118.903 C2 S4 C3 47.360
C3 C2 S4 66.238 C3 C2 H8 115.789
S4 C2 H8 111.818 S4 C3 H9 114.078
S4 C3 H10 114.315 H5 C1 H6 108.332
H5 C1 H7 108.982 H6 C1 H7 108.366
H9 C3 H10 115.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability