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All results from a given calculation for C3H6S (Thietane)

using model chemistry: CCD/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 CCD/6-31G*
 hartrees
Energy at 0K-515.135021
Energy at 298.15K-515.142183
HF Energy-514.580640
Nuclear repulsion energy164.196831
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 CCD/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' 3184 3014 29.64      
2 A' 3153 2984 10.36      
3 A' 3119 2952 13.21      
4 A' 3101 2935 30.09      
5 A' 1569 1485 1.35      
6 A' 1539 1457 3.43      
7 A' 1318 1248 2.11      
8 A' 1244 1177 1.15      
9 A' 1034 978 3.28      
10 A' 982 930 0.14      
11 A' 894 846 2.72      
12 A' 737 697 2.29      
13 A' 557 528 1.95      
14 A' 167 158 1.59      
15 A" 3181 3010 6.84      
16 A" 3118 2951 52.41      
17 A" 1544 1461 0.06      
18 A" 1357 1284 2.04      
19 A" 1297 1227 14.24      
20 A" 1241 1174 4.68      
21 A" 1073 1016 0.12      
22 A" 1024 969 0.26      
23 A" 862 816 0.07      
24 A" 719 681 1.07      

Unscaled Zero Point Vibrational Energy (zpe) 19005.6 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 17988.8 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 CCD/6-31G*
ABC
0.33816 0.22157 0.14780

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.324 1.049 0.000
C2 -0.195 -0.301 1.148
C3 -0.195 -0.301 -1.148
C4 -0.195 -1.332 0.000
H5 -1.189 -0.122 1.569
H6 0.512 -0.493 1.959
H7 -1.189 -0.122 -1.569
H8 0.512 -0.493 -1.959
H9 -1.045 -2.025 0.000
H10 0.729 -1.920 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84591.84592.43682.47412.50042.47412.50043.36442.9959
C21.84592.29521.54311.09441.09342.89793.19222.23862.1893
C31.84592.29521.54312.89793.19221.09441.09342.23862.1893
C42.43681.54311.54312.21672.24562.21672.24561.09641.0953
H52.47411.09442.89792.21671.78453.13703.93422.47013.0617
H62.50041.09343.19222.24561.78453.93423.91882.93392.4334
H72.47412.89791.09442.21673.13703.93421.78452.47013.0617
H82.50043.19221.09342.24563.93423.91881.78452.93392.4334
H93.36442.23862.23861.09642.47012.93392.47012.93391.7775
H102.99592.18932.18931.09533.06172.43343.06172.43341.7775

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.505 S1 C2 H5 112.037
S1 C2 H6 114.114 S1 C3 C4 91.505
S1 C3 H7 112.037 S1 C3 H8 114.114
C2 S1 C3 76.884 C2 C4 C3 96.101
C2 C4 H9 114.970 C2 C4 H10 111.015
C3 C4 H9 114.970 C3 C4 H10 111.015
C4 C2 H5 113.281 C4 C2 H6 115.748
C4 C3 H7 113.281 C4 C3 H8 115.748
H5 C2 H6 109.298 H7 C3 H8 109.298
H9 C4 H10 108.395
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability