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All results from a given calculation for C3H6S (Thietane)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-515.130194
Energy at 298.15K-515.137364
HF Energy-514.580440
Nuclear repulsion energy164.212947
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 MP3/6-31G*
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' 3213 3016 26.09      
2 A' 3179 2984 10.50      
3 A' 3148 2955 11.86      
4 A' 3126 2934 30.35      
5 A' 1577 1480 1.09      
6 A' 1545 1450 3.36      
7 A' 1318 1237 1.77      
8 A' 1245 1169 1.25      
9 A' 1040 976 3.13      
10 A' 984 923 0.08      
11 A' 896 841 2.81      
12 A' 735 690 2.62      
13 A' 555 521 2.53      
14 A' 171 160 1.78      
15 A" 3210 3013 5.98      
16 A" 3147 2954 48.80      
17 A" 1551 1456 0.03      
18 A" 1359 1275 1.89      
19 A" 1298 1218 11.98      
20 A" 1246 1170 4.13      
21 A" 1077 1011 0.16      
22 A" 1022 959 0.38      
23 A" 864 811 0.07      
24 A" 719 675 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 19111.5 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 17938.0 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 MP3/6-31G*
ABC
0.33819 0.22150 0.14780

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.380 1.024 0.000
C2 -0.230 -0.292 1.143
C3 -0.230 -0.292 -1.143
C4 -0.230 -1.327 0.000
H5 -1.225 -0.033 1.511
H6 0.439 -0.465 1.987
H7 -1.225 -0.033 -1.511
H8 0.439 -0.465 -1.987
H9 -1.065 -2.035 0.000
H10 0.706 -1.890 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84621.84622.42852.44512.48362.44512.48363.38282.9323
C21.84622.28551.54181.09231.09092.84623.20492.24532.1768
C31.84622.28551.54182.84623.20491.09231.09092.24532.1768
C42.42851.54181.54182.22422.26652.22422.26651.09471.0931
H52.44511.09232.84622.22421.78383.02253.89772.51313.0763
H62.48361.09093.20492.26651.78383.89773.97372.94492.4596
H72.44512.84621.09232.22423.02253.89771.78382.51313.0763
H82.48363.20491.09092.26653.89773.97371.78382.94492.4596
H93.38282.24532.24531.09472.51312.94492.51312.94491.7773
H102.93232.17682.17681.09313.07632.45963.07632.45961.7773

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.124 S1 C2 H5 109.961
S1 C2 H6 112.938 S1 C3 C4 91.124
S1 C3 H7 109.961 S1 C3 H8 112.938
C2 S1 C3 76.479 C2 C4 C3 95.662
C2 C4 H9 115.743 C2 C4 H10 110.245
C3 C4 H9 115.743 C3 C4 H10 110.245
C4 C2 H5 114.129 C4 C2 H6 117.820
C4 C3 H7 114.129 C4 C3 H8 117.820
H5 C2 H6 109.587 H7 C3 H8 109.587
H9 C4 H10 108.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability