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All results from a given calculation for C3H6S (Thietane)

using model chemistry: HF/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/3-21G*
 hartrees
Energy at 0K-512.087057
Energy at 298.15K-512.094190
Nuclear repulsion energy163.496077
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 HF/3-21G*
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' 3330 3006 27.60      
2 A' 3299 2977 2.53      
3 A' 3268 2950 17.81      
4 A' 3252 2935 16.44      
5 A' 1662 1500 0.55      
6 A' 1634 1474 5.37      
7 A' 1394 1258 0.27      
8 A' 1325 1196 0.61      
9 A' 1071 966 2.33      
10 A' 954 861 0.10      
11 A' 891 804 7.40      
12 A' 774 699 5.80      
13 A' 598 540 3.52      
14 A' 89 80 1.64      
15 A" 3321 2997 1.49      
16 A" 3264 2946 60.87      
17 A" 1640 1481 0.84      
18 A" 1437 1297 12.25      
19 A" 1390 1254 8.30      
20 A" 1337 1207 2.65      
21 A" 1166 1052 0.04      
22 A" 998 901 1.23      
23 A" 883 797 0.00      
24 A" 726 655 3.05      

Unscaled Zero Point Vibrational Energy (zpe) 19850.7 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 17917.2 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 HF/3-21G*
ABC
0.33516 0.22008 0.14441

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.213 1.076 0.000
C2 -0.129 -0.320 1.163
C3 -0.129 -0.320 -1.163
C4 -0.129 -1.363 0.000
H5 -1.087 -0.185 1.641
H6 0.645 -0.428 1.905
H7 -1.087 -0.185 -1.641
H8 0.645 -0.428 -1.905
H9 -0.983 -2.024 0.000
H10 0.780 -1.945 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84851.84852.46232.44382.46532.44382.46533.32273.0736
C21.84852.32651.56251.07851.07782.96623.16642.23342.1961
C31.84852.32651.56252.96623.16641.07851.07782.23342.1961
C42.46231.56251.56252.23532.25882.23532.25881.08001.0800
H52.44381.07852.96622.23531.76873.28193.95382.46713.0458
H62.46531.07783.16642.25881.76873.95383.81022.97102.4390
H72.44382.96621.07852.23533.28193.95381.76872.46713.0458
H82.46533.16641.07782.25883.95383.81021.76872.97102.4390
H93.32272.23342.23341.08002.46712.97102.46712.97101.7649
H103.07362.19612.19611.08003.04582.43903.04582.43901.7649

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 92.032 S1 C2 H5 110.432
S1 C2 H6 112.100 S1 C3 C4 92.032
S1 C3 H7 110.432 S1 C3 H8 112.100
C2 S1 C3 77.996 C2 C4 C3 96.225
C2 C4 H9 114.141 C2 C4 H10 111.103
C3 C4 H9 114.141 C3 C4 H10 111.103
C4 C2 H5 114.393 C4 C2 H6 116.428
C4 C3 H7 114.393 C4 C3 H8 116.428
H5 C2 H6 110.212 H7 C3 H8 110.212
H9 C4 H10 109.593
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.169 -0.341    
2 C -0.583 0.276    
3 C -0.583 0.276    
4 C -0.429 -0.489    
5 H 0.239 -0.005    
6 H 0.238 0.005    
7 H 0.239 -0.005    
8 H 0.238 0.005    
9 H 0.231 0.143    
10 H 0.240 0.135    


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.474 -2.087 0.000 2.140
CHELPG -0.479 -2.076 0.000 2.131
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.660 -0.241 0.000
y -0.241 -35.199 0.000
z 0.000 0.000 -30.420
Traceless
 xyz
x -0.850 -0.241 0.000
y -0.241 -3.159 0.000
z 0.000 0.000 4.010
Polar
3z2-r28.020
x2-y21.539
xy-0.241
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.049 0.438 0.000
y 0.438 6.844 0.000
z 0.000 0.000 6.744


<r2> (average value of r2) Å2
<r2> 94.544
(<r2>)1/2 9.723