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All results from a given calculation for C3H6S (Thietane)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-516.006638
Energy at 298.15K-516.013691
Nuclear repulsion energy164.029534
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 B3PW91/6-31G*
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' 3160 3023 33.48      
2 A' 3130 2995 7.30      
3 A' 3094 2960 18.97      
4 A' 3079 2945 35.52      
5 A' 1535 1469 1.59      
6 A' 1506 1441 3.32      
7 A' 1279 1223 2.37      
8 A' 1217 1165 1.12      
9 A' 1003 959 3.80      
10 A' 964 922 0.38      
11 A' 863 826 3.74      
12 A' 721 690 3.24      
13 A' 536 513 3.11      
14 A' 143 137 1.79      
15 A" 3155 3019 7.49      
16 A" 3092 2958 64.22      
17 A" 1509 1443 0.10      
18 A" 1329 1271 2.41      
19 A" 1271 1216 11.60      
20 A" 1215 1162 8.97      
21 A" 1052 1007 0.09      
22 A" 1011 967 0.22      
23 A" 840 804 0.09      
24 A" 700 670 2.15      

Unscaled Zero Point Vibrational Energy (zpe) 18701.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 17892.1 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 B3PW91/6-31G*
ABC
0.33758 0.22129 0.14710

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.350 1.039 0.000
C2 -0.211 -0.298 1.146
C3 -0.211 -0.298 -1.146
C4 -0.211 -1.326 0.000
H5 -1.209 -0.085 1.542
H6 0.473 -0.493 1.975
H7 -1.209 -0.085 -1.542
H8 0.473 -0.493 -1.975
H9 -1.050 -2.032 0.000
H10 0.721 -1.899 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.84791.84792.43002.46392.50282.46392.50283.37422.9611
C21.84792.29211.53941.09441.09282.87543.20152.24102.1785
C31.84792.29211.53942.87543.20151.09441.09282.24102.1785
C42.43001.53941.53942.21662.25012.21662.25011.09611.0943
H52.46391.09442.87542.21661.78433.08453.92042.48853.0648
H62.50281.09283.20152.25011.78433.92043.95062.93042.4370
H72.46392.87541.09442.21663.08453.92041.78432.48853.0648
H82.50283.20151.09282.25013.92043.95061.78432.93042.4370
H93.37422.24102.24101.09612.48852.93042.48852.93041.7755
H102.96112.17852.17851.09433.06482.43703.06482.43701.7755

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.214 S1 C2 H5 111.138
S1 C2 H6 114.197 S1 C3 C4 91.214
S1 C3 H7 111.138 S1 C3 H8 114.197
C2 S1 C3 76.661 C2 C4 C3 96.230
C2 C4 H9 115.464 C2 C4 H10 110.479
C3 C4 H9 115.464 C3 C4 H10 110.479
C4 C2 H5 113.540 C4 C2 H6 116.456
C4 C3 H7 113.540 C4 C3 H8 116.456
H5 C2 H6 109.330 H7 C3 H8 109.330
H9 C4 H10 108.308
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.086     -0.284
2 C -0.462     0.111
3 C -0.462     0.111
4 C -0.320     -0.428
5 H 0.198     0.046
6 H 0.199     0.059
7 H 0.198     0.046
8 H 0.199     0.059
9 H 0.177     0.142
10 H 0.188     0.137


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.757 -1.939 0.000 2.082
CHELPG        
AIM        
ESP -0.773 -1.963 0.000 2.110


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.722 -0.326 0.000
y -0.326 -34.044 0.000
z 0.000 0.000 -29.450
Traceless
 xyz
x -0.976 -0.326 0.000
y -0.326 -2.958 0.000
z 0.000 0.000 3.933
Polar
3z2-r27.867
x2-y21.321
xy-0.326
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 93.213
(<r2>)1/2 9.655