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

using model chemistry: CCSD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-515.302968
Energy at 298.15K-515.309656
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 CCSD/6-31G(2df,p)
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 3273 3095 1.67      
2 A 3207 3032 9.70      
3 A 3180 3007 13.07      
4 A 3178 3005 2.87      
5 A 3160 2988 10.85      
6 A 3084 2916 19.05      
7 A 1528 1444 4.85      
8 A 1521 1438 4.08      
9 A 1508 1426 4.93      
10 A 1449 1370 3.49      
11 A 1406 1329 6.56      
12 A 1215 1148 2.88      
13 A 1207 1142 1.83      
14 A 1125 1064 16.72      
15 A 1086 1027 7.60      
16 A 1040 983 2.66      
17 A 953 901 2.94      
18 A 938 887 2.11      
19 A 904 855 1.58      
20 A 671 635 5.68      
21 A 644 609 19.39      
22 A 386 365 0.12      
23 A 308 291 1.40      
24 A 237 224 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 18604.0 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 17590.1 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 CCSD/6-31G(2df,p)
ABC
0.38926 0.16171 0.13132

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.779 -0.290 -0.179
C2 -0.510 0.157 0.504
C3 0.391 1.142 -0.148
S4 1.081 -0.531 -0.056
H5 -1.640 -0.377 -1.259
H6 -2.118 -1.258 0.196
H7 -2.573 0.440 0.007
H8 -0.590 0.230 1.584
H9 0.126 1.500 -1.139
H10 0.885 1.900 0.452

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50932.60042.87291.09211.09271.09482.19012.78453.5060
C21.50931.48601.82192.16182.16462.14131.08552.21522.2329
C32.60041.48601.81192.76963.48983.05082.19001.08611.0857
S42.87291.82191.81192.97933.29083.78182.46242.49122.4913
H51.09212.16182.76962.97931.76701.77283.09182.58043.8069
H61.09272.16463.48983.29081.76701.76822.54563.79834.3658
H71.09482.14133.05083.78181.77281.76822.54293.11873.7803
H82.19011.08552.19002.46243.09182.54562.54293.08882.4989
H92.78452.21521.08612.49122.58043.79833.11873.08881.8078
H103.50602.23291.08572.49133.80694.36583.78032.49891.8078

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 120.490 C1 C2 S4 118.879
C1 C2 H8 114.137 C2 C1 H5 111.399
C2 C1 H6 111.589 C2 C1 H7 109.595
C2 C3 S4 66.213 C2 C3 H9 118.085
C2 C3 H10 119.707 C2 S4 C3 48.274
C3 C2 S4 65.512 C3 C2 H8 115.908
S4 C2 H8 113.319 S4 C3 H9 116.290
S4 C3 H10 116.324 H5 C1 H6 107.956
H5 C1 H7 108.313 H6 C1 H7 107.864
H9 C3 H10 112.691
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability