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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-515.167036
Energy at 298.15K-515.174245
HF Energy-514.589830
Nuclear repulsion energy165.084590
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
(Å4/u)
Dep P Dep U
1 A' 3245 3032 26.91      
2 A' 3220 3009 6.08      
3 A' 3166 2958 15.90      
4 A' 3153 2946 29.99      
5 A' 1571 1468 1.53      
6 A' 1540 1439 2.69      
7 A' 1313 1227 2.75      
8 A' 1245 1163 1.38      
9 A' 1039 971 2.91      
10 A' 986 921 0.06      
11 A' 903 844 2.34      
12 A' 729 682 2.19      
13 A' 544 508 2.43      
14 A' 194 182 1.72      
15 A" 3241 3028 6.27      
16 A" 3166 2958 47.35      
17 A" 1544 1443 0.40      
18 A" 1355 1266 1.51      
19 A" 1298 1212 11.09      
20 A" 1240 1159 4.13      
21 A" 1076 1006 0.21      
22 A" 1019 952 0.26      
23 A" 858 802 0.13      
24 A" 719 672 1.65      

Unscaled Zero Point Vibrational Energy (zpe) 19181.2 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 17922.9 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
0.34227 0.22304 0.15002

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 0.427 1.000 0.000
C2 -0.259 -0.278 1.131
C3 -0.259 -0.278 -1.131
C4 -0.259 -1.314 0.000
H5 -1.254 0.017 1.456
H6 0.369 -0.464 1.998
H7 -1.254 0.017 -1.456
H8 0.369 -0.464 -1.998
H9 -1.083 -2.026 0.000
H10 0.682 -1.861 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.83921.83922.41362.43142.47742.43142.47743.38212.8726
C21.83922.26221.53391.08791.08622.78763.19662.23962.1608
C31.83922.26221.53392.78763.19661.08791.08622.23962.1608
C42.41361.53391.53392.20952.26012.20952.26011.08931.0876
H52.43141.08792.78762.20951.77762.91193.84632.51473.0647
H62.47741.08623.19662.26011.77763.84633.99552.92252.4578
H72.43142.78761.08792.20952.91193.84631.77762.51473.0647
H82.47743.19661.08622.26013.84633.99551.77762.92252.4578
H93.38212.23962.23961.08932.51472.92252.51472.92251.7720
H102.87262.16082.16081.08763.06472.45783.06472.45781.7720

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 90.914 S1 C2 H5 109.650
S1 C2 H6 113.223 S1 C3 C4 90.914
S1 C3 H7 109.650 S1 C3 H8 113.223
C2 S1 C3 75.904 C2 C4 C3 95.019
C2 C4 H9 116.211 C2 C4 H10 109.858
C3 C4 H9 116.211 C3 C4 H10 109.858
C4 C2 H5 113.778 C4 C2 H6 118.215
C4 C3 H7 113.778 C4 C3 H8 118.215
H5 C2 H6 109.695 H7 C3 H8 109.695
H9 C4 H10 108.973
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability