return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H6S (Thietane)

using model chemistry: QCISD/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G**
 hartrees
Energy at 0K-515.259267
Energy at 298.15K-515.266434
Nuclear repulsion energy164.195724
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 QCISD/6-311G**
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' 3161 3016 41.06      
2 A' 3130 2986 10.15      
3 A' 3094 2952 22.58      
4 A' 3077 2935 35.32      
5 A' 1536 1466 1.47      
6 A' 1506 1437 2.87      
7 A' 1307 1247 3.99      
8 A' 1227 1171 1.24      
9 A' 1028 981 7.07      
10 A' 969 925 0.30      
11 A' 884 844 2.16      
12 A' 722 689 2.24      
13 A' 551 526 1.99      
14 A' 173 165 1.19      
15 A" 3156 3011 10.11      
16 A" 3093 2951 60.26      
17 A" 1509 1440 0.28      
18 A" 1336 1274 1.81      
19 A" 1287 1228 18.58      
20 A" 1221 1165 4.75      
21 A" 1065 1016 0.10      
22 A" 1007 961 0.15      
23 A" 853 814 0.00      
24 A" 705 672 1.24      

Unscaled Zero Point Vibrational Energy (zpe) 18797.0 cm-1
Scaled (by 0.9541) Zero Point Vibrational Energy (zpe) 17934.2 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 QCISD/6-311G**
ABC
0.33796 0.22132 0.14810

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.400 1.018 0.000
C2 -0.241 -0.282 1.142
C3 -0.241 -0.282 -1.142
C4 -0.241 -1.322 0.000
H5 -1.248 -0.036 1.491
H6 0.407 -0.497 1.993
H7 -1.248 -0.036 -1.491
H8 0.407 -0.497 -1.993
H9 -1.079 -2.028 0.000
H10 0.700 -1.880 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84461.84462.42592.45982.50382.45982.50383.38602.9138
C21.84462.28321.54451.09381.09202.82943.20862.24852.1784
C31.84462.28321.54452.82943.20861.09381.09202.24852.1784
C42.42591.54451.54452.21132.25252.21132.25251.09581.0944
H52.45981.09382.82942.21131.79032.98223.88512.49383.0690
H62.50381.09203.20862.25251.79033.88513.98672.91992.4439
H72.45982.82941.09382.21132.98223.88511.79032.49383.0690
H82.50383.20861.09202.25253.88513.98671.79032.91992.4439
H93.38602.24852.24851.09582.49382.91992.49382.91991.7849
H102.91382.17842.17841.09443.06902.44393.06902.44391.7849

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 90.974 S1 C2 H5 111.091
S1 C2 H6 114.553 S1 C3 C4 90.974
S1 C3 H7 111.091 S1 C3 H8 114.553
C2 S1 C3 76.472 C2 C4 C3 95.318
C2 C4 H9 115.733 C2 C4 H10 110.110
C3 C4 H9 115.733 C3 C4 H10 110.110
C4 C2 H5 112.775 C4 C2 H6 116.326
C4 C3 H7 112.775 C4 C3 H8 116.326
H5 C2 H6 109.984 H7 C3 H8 109.984
H9 C4 H10 109.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability