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All results from a given calculation for C3H6S (Thietane)

using model chemistry: MP2/6-31G(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 MP2/6-31G(2df,p)
 hartrees
Energy at 0K-515.250497
Energy at 298.15K-515.257647
HF Energy-514.602770
Nuclear repulsion energy164.807980
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 MP2/6-31G(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' 3215 3037 13.68      
2 A' 3191 3014 4.46      
3 A' 3135 2961 12.10      
4 A' 3124 2950 24.86      
5 A' 1528 1443 1.44      
6 A' 1503 1419 3.27      
7 A' 1270 1199 2.20      
8 A' 1222 1154 1.04      
9 A' 1009 953 2.24      
10 A' 973 919 0.32      
11 A' 885 836 3.60      
12 A' 720 680 2.49      
13 A' 533 504 2.65      
14 A' 187 176 1.61      
15 A" 3211 3033 4.31      
16 A" 3136 2962 34.36      
17 A" 1502 1419 0.09      
18 A" 1322 1248 1.79      
19 A" 1270 1200 10.18      
20 A" 1202 1136 5.75      
21 A" 1049 990 0.11      
22 A" 1008 952 0.17      
23 A" 833 787 0.11      
24 A" 711 671 1.83      

Unscaled Zero Point Vibrational Energy (zpe) 18868.6 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 17821.4 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 MP2/6-31G(2df,p)
ABC
0.34034 0.22268 0.14965

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.359 1.031 0.000
C2 -0.217 -0.292 1.144
C3 -0.217 -0.292 -1.144
C4 -0.217 -1.324 0.000
H5 -1.209 -0.076 1.540
H6 0.470 -0.487 1.966
H7 -1.209 -0.076 -1.540
H8 0.470 -0.487 -1.966
H9 -1.065 -2.010 0.000
H10 0.704 -1.907 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84111.84112.42372.46052.48632.46052.48633.35762.9579
C21.84112.28811.54051.09011.08882.86963.19092.23162.1829
C31.84112.28811.54052.86963.19091.09011.08882.23162.1829
C42.42371.54051.54052.21652.24432.21652.24431.09111.0901
H52.46051.09012.86962.21651.78073.07963.90902.47653.0634
H62.48631.08883.19092.24431.78073.90903.93192.92252.4363
H72.46052.86961.09012.21653.07963.90901.78072.47653.0634
H82.48633.19091.08882.24433.90903.93191.78072.92252.4363
H93.35762.23162.23161.09112.47652.92252.47652.92251.7721
H102.95792.18292.18291.09013.06342.43633.06342.43631.7721

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.128 S1 C2 H5 111.578
S1 C2 H6 113.619 S1 C3 C4 91.128
S1 C3 H7 111.578 S1 C3 H8 113.619
C2 S1 C3 76.836 C2 C4 C3 95.913
C2 C4 H9 114.918 C2 C4 H10 110.995
C3 C4 H9 114.918 C3 C4 H10 110.995
C4 C2 H5 113.726 C4 C2 H6 116.140
C4 C3 H7 113.726 C4 C3 H8 116.140
H5 C2 H6 109.625 H7 C3 H8 109.625
H9 C4 H10 108.669
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability