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All results from a given calculation for C3H6S (Thietane)

using model chemistry: B3LYP/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 B3LYP/3-21G
 hartrees
Energy at 0K-513.497151
Energy at 298.15K-513.504062
Nuclear repulsion energy159.308240
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 B3LYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3199 3086 19.03      
2 A' 3141 3030 9.38      
3 A' 3125 3015 3.62      
4 A' 3090 2982 25.50      
5 A' 1550 1495 0.13      
6 A' 1530 1476 6.21      
7 A' 1256 1212 2.07      
8 A' 1223 1180 0.36      
9 A' 959 925 1.79      
10 A' 920 888 0.41      
11 A' 827 798 4.98      
12 A' 688 664 5.65      
13 A' 525 506 7.15      
14 A' 115 111 1.77      
15 A" 3194 3082 1.68      
16 A" 3124 3014 39.68      
17 A" 1522 1468 1.22      
18 A" 1344 1297 6.78      
19 A" 1286 1241 12.77      
20 A" 1200 1158 9.15      
21 A" 1057 1020 0.09      
22 A" 973 939 0.43      
23 A" 797 769 0.01      
24 A" 609 587 4.24      

Unscaled Zero Point Vibrational Energy (zpe) 18625.0 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 17971.3 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 B3LYP/3-21G
ABC
0.32675 0.20289 0.13655

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.327 1.109 0.000
C2 -0.200 -0.351 1.175
C3 -0.200 -0.351 -1.175
C4 -0.200 -1.373 0.000
H5 -1.188 -0.141 1.582
H6 0.533 -0.506 1.964
H7 -1.188 -0.141 -1.582
H8 0.533 -0.506 -1.964
H9 -1.053 -2.055 0.000
H10 0.728 -1.951 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.94711.94712.53752.52222.55192.52222.55193.45263.0862
C21.94712.35081.55751.08921.08792.93663.22802.23952.1910
C31.94712.35081.55752.93663.22801.08921.08792.23952.1910
C42.53751.55751.55752.23522.26872.23522.26871.09301.0925
H52.52221.08922.93662.23521.80063.16383.95892.48683.0735
H62.55191.08793.22802.26871.80063.95893.92892.96232.4461
H72.52222.93661.08922.23523.16383.95891.80062.48683.0735
H82.55193.22801.08792.26873.95893.92891.80062.96232.4461
H93.45262.23952.23951.09302.48682.96232.48682.96231.7839
H103.08622.19102.19101.09253.07352.44613.07352.44611.7839

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 92.094 S1 C2 H5 109.045
S1 C2 H6 111.277 S1 C3 C4 92.094
S1 C3 H7 109.045 S1 C3 H8 111.277
C2 S1 C3 74.266 C2 C4 C3 97.989
C2 C4 H9 114.188 C2 C4 H10 110.305
C3 C4 H9 114.188 C3 C4 H10 110.305
C4 C2 H5 114.075 C4 C2 H6 116.977
C4 C3 H7 114.075 C4 C3 H8 116.977
H5 C2 H6 111.593 H7 C3 H8 111.593
H9 C4 H10 109.426
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.193     -0.294
2 C -0.587     0.103
3 C -0.587     0.103
4 C -0.363     -0.485
5 H 0.231     0.057
6 H 0.228     0.067
7 H 0.231     0.057
8 H 0.228     0.067
9 H 0.206     0.163
10 H 0.220     0.164


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.752 -2.242 0.000 2.365
CHELPG        
AIM        
ESP -0.747 -2.268 0.000 2.387


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.269 -0.408 0.000
y -0.408 -34.971 0.000
z 0.000 0.000 -29.982
Traceless
 xyz
x -0.793 -0.408 0.000
y -0.408 -3.345 0.000
z 0.000 0.000 4.138
Polar
3z2-r28.276
x2-y21.702
xy-0.408
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.096 0.837 0.000
y 0.837 7.226 0.000
z 0.000 0.000 6.845


<r2> (average value of r2) Å2
<r2> 98.268
(<r2>)1/2 9.913