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All results from a given calculation for C3H6S (Thietane)

using model chemistry: B3LYP/CEP-121G

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/CEP-121G
 hartrees
Energy at 0K-30.635169
Energy at 298.15K-30.642081
Nuclear repulsion energy64.329068
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/CEP-121G
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' 3131 3051 62.64      
2 A' 3075 2996 16.70      
3 A' 3052 2974 15.18      
4 A' 3017 2941 54.61      
5 A' 1520 1481 0.02      
6 A' 1499 1460 4.80      
7 A' 1258 1226 3.19      
8 A' 1203 1173 0.61      
9 A' 975 950 5.02      
10 A' 936 912 0.93      
11 A' 820 800 4.20      
12 A' 695 677 5.27      
13 A' 518 505 5.49      
14 A' 93 91 1.71      
15 A" 3125 3046 4.26      
16 A" 3047 2970 93.78      
17 A" 1493 1455 0.50      
18 A" 1326 1292 8.96      
19 A" 1264 1231 12.47      
20 A" 1205 1174 12.03      
21 A" 1026 1000 0.08      
22 A" 1003 977 0.81      
23 A" 826 805 0.00      
24 A" 625 609 2.76      

Unscaled Zero Point Vibrational Energy (zpe) 18364.2 cm-1
Scaled (by 0.9745) Zero Point Vibrational Energy (zpe) 17895.9 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/CEP-121G
ABC
0.32469 0.20369 0.13616

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 -0.077 1.452 0.000
C2 -0.077 -0.088 1.180
C3 -0.077 -0.088 -1.180
C4 0.234 -1.065 0.000
H5 -1.068 -0.211 1.625
H6 0.682 0.006 1.961
H7 -1.068 -0.211 -1.625
H8 0.682 0.006 -1.961
H9 -0.374 -1.978 0.000
H10 1.290 -1.359 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.94061.94062.53692.52812.55222.52812.55223.44373.1264
C21.94062.35961.56321.09381.09282.97783.23232.24792.2083
C31.94062.35961.56322.97783.23231.09381.09282.24792.2083
C42.53691.56321.56322.25142.27852.25142.27851.09731.0963
H52.52811.09382.97782.25141.79493.25093.99622.49973.0861
H62.55221.09283.23232.27851.79493.99623.92152.98262.4652
H72.52812.97781.09382.25143.25093.99621.79492.49973.0861
H82.55223.23231.09282.27853.99623.92151.79492.98262.4652
H93.44372.24792.24791.09732.49972.98262.49972.98261.7763
H103.12642.20832.20831.09633.08612.46523.08612.46521.7763

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 92.142 S1 C2 H5 109.672
S1 C2 H6 111.491 S1 C3 C4 92.142
S1 C3 H7 109.672 S1 C3 H8 111.491
C2 S1 C3 74.888 C2 C4 C3 98.011
C2 C4 H9 114.188 C2 C4 H10 111.055
C3 C4 H9 114.188 C3 C4 H10 111.055
C4 C2 H5 114.703 C4 C2 H6 117.052
C4 C3 H7 114.703 C4 C3 H8 117.052
H5 C2 H6 110.346 H7 C3 H8 110.346
H9 C4 H10 108.140
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.212      
2 C -0.535      
3 C -0.535      
4 C -0.169      
5 H 0.183      
6 H 0.182      
7 H 0.183      
8 H 0.182      
9 H 0.149      
10 H 0.148      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.065 -2.371 0.000 2.372
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.644 0.289 0.000
y 0.289 -35.861 0.000
z 0.000 0.000 -29.313
Traceless
 xyz
x -0.057 0.289 0.000
y 0.289 -4.882 0.000
z 0.000 0.000 4.939
Polar
3z2-r29.878
x2-y23.216
xy0.289
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.853 0.004 0.000
y 0.004 8.617 0.000
z 0.000 0.000 7.920


<r2> (average value of r2) Å2
<r2> 72.903
(<r2>)1/2 8.538