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All results from a given calculation for C3H6S (Thietane)

using model chemistry: MP2/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-515.342147
Energy at 298.15K-515.349288
HF Energy-514.654664
Nuclear repulsion energy165.169051
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/Def2TZVPP
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' 3187 3033 21.42      
2 A' 3162 3008 6.22      
3 A' 3108 2957 22.67      
4 A' 3099 2949 27.58      
5 A' 1517 1443 0.86      
6 A' 1491 1418 4.29      
7 A' 1259 1198 1.26      
8 A' 1215 1156 1.08      
9 A' 1005 956 2.46      
10 A' 965 919 0.29      
11 A' 882 840 2.70      
12 A' 713 678 1.93      
13 A' 532 506 2.22      
14 A' 190 181 1.28      
15 A" 3182 3028 8.42      
16 A" 3108 2958 43.73      
17 A" 1490 1418 0.02      
18 A" 1310 1246 2.85      
19 A" 1263 1202 9.15      
20 A" 1195 1137 5.46      
21 A" 1043 993 0.18      
22 A" 998 950 0.19      
23 A" 832 791 0.02      
24 A" 703 669 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 18723.9 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 17815.8 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/Def2TZVPP
ABC
0.34173 0.22361 0.15039

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.365 1.026 0.000
C2 -0.220 -0.290 1.142
C3 -0.220 -0.290 -1.142
C4 -0.220 -1.320 0.000
H5 -1.212 -0.071 1.531
H6 0.461 -0.488 1.963
H7 -1.212 -0.071 -1.531
H8 0.461 -0.488 -1.963
H9 -1.067 -2.004 0.000
H10 0.699 -1.900 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.83801.83802.41812.45612.48162.45612.48163.35122.9458
C21.83802.28321.53761.08721.08582.85883.18512.22642.1776
C31.83802.28321.53762.85883.18511.08721.08582.22642.1776
C42.41811.53761.53762.21042.23862.21042.23861.08831.0872
H52.45611.08722.85882.21041.77733.06173.89642.46963.0562
H62.48161.08583.18512.23861.77733.89643.92692.91322.4303
H72.45612.85881.08722.21043.06173.89641.77732.46963.0562
H82.48163.18511.08582.23863.89643.92691.77732.91322.4303
H93.35122.22642.22641.08832.46962.91322.46962.91321.7690
H102.94582.17762.17761.08723.05622.43033.05622.43031.7690

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.064 S1 C2 H5 111.617
S1 C2 H6 113.648 S1 C3 C4 91.064
S1 C3 H7 111.617 S1 C3 H8 113.648
C2 S1 C3 76.795 C2 C4 C3 95.887
C2 C4 H9 114.887 C2 C4 H10 110.956
C3 C4 H9 114.887 C3 C4 H10 110.956
C4 C2 H5 113.620 C4 C2 H6 116.084
C4 C3 H7 113.620 C4 C3 H8 116.084
H5 C2 H6 109.750 H7 C3 H8 109.750
H9 C4 H10 108.810
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability