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All results from a given calculation for C3H6S (Thietane)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G*
 hartrees
Energy at 0K-515.118081
Energy at 298.15K-515.125281
HF Energy-514.580599
Nuclear repulsion energy164.859580
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*
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' 3214 3029 24.26      
2 A' 3188 3003 7.15      
3 A' 3140 2959 13.83      
4 A' 3126 2945 29.66      
5 A' 1573 1482 1.58      
6 A' 1545 1455 3.83      
7 A' 1317 1241 2.59      
8 A' 1247 1175 1.54      
9 A' 1040 980 3.71      
10 A' 988 931 0.13      
11 A' 905 853 2.90      
12 A' 735 692 2.45      
13 A' 549 517 2.32      
14 A' 191 180 1.73      
15 A" 3211 3026 6.22      
16 A" 3141 2959 45.34      
17 A" 1547 1458 0.08      
18 A" 1357 1278 2.24      
19 A" 1300 1225 15.33      
20 A" 1239 1167 4.46      
21 A" 1076 1014 0.20      
22 A" 1026 966 0.28      
23 A" 865 815 0.18      
24 A" 720 678 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 19118.5 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 18013.4 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=FULL/6-31G*
ABC
0.34110 0.22279 0.14967

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.349 1.037 0.000
C2 -0.210 -0.295 1.141
C3 -0.210 -0.295 -1.141
C4 -0.210 -1.325 0.000
H5 -1.206 -0.098 1.545
H6 0.481 -0.494 1.961
H7 -1.206 -0.098 -1.545
H8 0.481 -0.494 -1.961
H9 -1.061 -2.014 0.000
H10 0.712 -1.911 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84051.84052.42772.46802.49152.46802.49153.36082.9703
C21.84052.28141.53741.09221.09142.87063.18412.23162.1828
C31.84052.28141.53742.87063.18411.09221.09142.23162.1828
C42.42771.53741.53742.20992.23932.20992.23931.09411.0927
H52.46801.09222.87062.20991.78253.08913.91062.46553.0582
H62.49151.09143.18412.23931.78253.91063.92192.92102.4302
H72.46802.87061.09222.20993.08913.91061.78252.46553.0582
H82.49153.18411.09142.23933.91063.92191.78252.92102.4302
H93.36082.23162.23161.09412.46552.92102.46552.92101.7756
H102.97032.18282.18281.09273.05822.43023.05822.43021.7756

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.443 S1 C2 H5 112.068
S1 C2 H6 113.922 S1 C3 C4 91.443
S1 C3 H7 112.068 S1 C3 H8 113.922
C2 S1 C3 76.600 C2 C4 C3 95.803
C2 C4 H9 114.957 C2 C4 H10 111.062
C3 C4 H9 114.957 C3 C4 H10 111.062
C4 C2 H5 113.282 C4 C2 H6 115.788
C4 C3 H7 113.282 C4 C3 H8 115.788
H5 C2 H6 109.438 H7 C3 H8 109.438
H9 C4 H10 108.581
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability