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All results from a given calculation for C3H6S (Thietane)

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 CS 1A'
Energy calculated at CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-515.297813
Energy at 298.15K-515.304940
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' 3195 3021 20.23      
2 A' 3165 2992 7.35      
3 A' 3127 2957 13.89      
4 A' 3111 2941 25.85      
5 A' 1540 1456 1.44      
6 A' 1512 1430 2.49      
7 A' 1286 1216 2.13      
8 A' 1230 1163 0.79      
9 A' 1008 953 2.00      
10 A' 968 915 0.24      
11 A' 878 830 3.34      
12 A' 723 683 2.42      
13 A' 546 516 2.31      
14 A' 163 154 1.51      
15 A" 3191 3017 5.35      
16 A" 3126 2956 43.74      
17 A" 1514 1432 0.21      
18 A" 1337 1264 1.74      
19 A" 1279 1210 9.82      
20 A" 1216 1150 6.36      
21 A" 1053 995 0.06      
22 A" 1009 954 0.15      
23 A" 836 791 0.03      
24 A" 709 671 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 18860.7 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 17832.8 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
0.33762 0.22210 0.14794

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.331 1.043 0.000
C2 -0.200 -0.299 1.150
C3 -0.200 -0.299 -1.150
C4 -0.200 -1.330 0.000
H5 -1.190 -0.106 1.564
H6 0.502 -0.488 1.961
H7 -1.190 -0.106 -1.564
H8 0.502 -0.488 -1.961
H9 -1.047 -2.018 0.000
H10 0.722 -1.914 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84521.84522.43122.46522.49382.46522.49383.35702.9825
C21.84522.30041.54461.09041.08902.89543.19502.23552.1865
C31.84522.30041.54462.89543.19501.09041.08902.23552.1865
C42.43121.54461.54462.21912.24652.21912.24651.09181.0910
H52.46521.09042.89542.21911.77983.12753.92862.47483.0611
H62.49381.08903.19502.24651.77983.92863.92212.93032.4345
H72.46522.89541.09042.21913.12753.92861.77982.47483.0611
H82.49383.19501.08902.24653.92863.92211.77982.93032.4345
H93.35702.23552.23551.09182.47482.93032.47482.93031.7717
H102.98252.18652.18651.09103.06112.43453.06112.43451.7717

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.210 S1 C2 H5 111.638
S1 C2 H6 113.901 S1 C3 C4 91.210
S1 C3 H7 111.638 S1 C3 H8 113.901
C2 S1 C3 77.123 C2 C4 C3 96.262
C2 C4 H9 114.897 C2 C4 H10 110.942
C3 C4 H9 114.897 C3 C4 H10 110.942
C4 C2 H5 113.625 C4 C2 H6 116.003
C4 C3 H7 113.625 C4 C3 H8 116.003
H5 C2 H6 109.496 H7 C3 H8 109.496
H9 C4 H10 108.515
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability