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All results from a given calculation for C3H6S (Thietane)

using model chemistry: MP2=FULL/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=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-515.298140
Energy at 298.15K-515.305315
HF Energy-514.602903
Nuclear repulsion energy165.389634
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=FULL/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' 3223 3029 14.23      
2 A' 3200 3008 3.30      
3 A' 3143 2954 13.82      
4 A' 3133 2945 23.24      
5 A' 1537 1444 1.35      
6 A' 1512 1421 3.55      
7 A' 1274 1198 2.25      
8 A' 1234 1160 0.93      
9 A' 1016 955 2.20      
10 A' 982 923 0.40      
11 A' 893 839 3.76      
12 A' 729 685 2.37      
13 A' 538 506 2.52      
14 A' 185 174 1.61      
15 A" 3217 3024 4.30      
16 A" 3144 2955 34.91      
17 A" 1511 1420 0.03      
18 A" 1335 1254 1.39      
19 A" 1281 1204 9.89      
20 A" 1210 1137 6.78      
21 A" 1061 997 0.13      
22 A" 1019 958 0.15      
23 A" 841 791 0.12      
24 A" 722 678 1.70      

Unscaled Zero Point Vibrational Energy (zpe) 18969.0 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 17829.0 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 MP2=FULL/6-31G(2df,p)
ABC
0.34279 0.22436 0.15072

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.353 1.029 0.000
C2 -0.213 -0.292 1.140
C3 -0.213 -0.292 -1.140
C4 -0.213 -1.320 0.000
H5 -1.204 -0.082 1.537
H6 0.474 -0.488 1.958
H7 -1.204 -0.082 -1.537
H8 0.474 -0.488 -1.958
H9 -1.060 -2.004 0.000
H10 0.707 -1.900 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.83441.83442.41642.45412.48022.45412.48023.34682.9504
C21.83442.27931.53481.08791.08682.86163.17952.22472.1752
C31.83442.27931.53482.86163.17951.08791.08682.22472.1752
C42.41641.53481.53482.20802.23612.20802.23611.08901.0878
H52.45411.08792.86162.20801.77723.07333.89832.46523.0526
H62.48021.08683.17952.23611.77723.89833.91702.91372.4258
H72.45412.86161.08792.20803.07333.89831.77722.46523.0526
H82.48023.17951.08682.23613.89833.91701.77722.91372.4258
H93.34682.22472.22471.08902.46522.91372.46522.91371.7702
H102.95042.17522.17521.08783.05262.42583.05262.42581.7702

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.206 S1 C2 H5 111.673
S1 C2 H6 113.740 S1 C3 C4 91.206
S1 C3 H7 111.673 S1 C3 H8 113.740
C2 S1 C3 76.817 C2 C4 C3 95.896
C2 C4 H9 114.901 C2 C4 H10 110.929
C3 C4 H9 114.901 C3 C4 H10 110.929
C4 C2 H5 113.582 C4 C2 H6 116.024
C4 C3 H7 113.582 C4 C3 H8 116.024
H5 C2 H6 109.615 H7 C3 H8 109.615
H9 C4 H10 108.823
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability