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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-513.603830
Energy at 298.15K-513.610782
Nuclear repulsion energy161.912691
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
4/u)
Dep P Dep U
1 A' 3170 3049 27.90      
2 A' 3140 3021 2.35      
3 A' 3104 2986 16.89      
4 A' 3094 2976 16.46      
5 A' 1554 1495 0.71      
6 A' 1534 1476 5.13      
7 A' 1272 1224 0.59      
8 A' 1225 1178 0.84      
9 A' 988 951 3.22      
10 A' 918 883 0.10      
11 A' 834 802 4.91      
12 A' 712 685 4.89      
13 A' 538 518 3.74      
14 A' 106 102 1.49      
15 A" 3160 3040 2.47      
16 A" 3100 2983 52.63      
17 A" 1534 1476 0.52      
18 A" 1332 1281 6.81      
19 A" 1287 1238 10.09      
20 A" 1224 1178 4.49      
21 A" 1077 1036 0.10      
22 A" 961 924 0.62      
23 A" 827 795 0.01      
24 A" 655 630 2.54      

Unscaled Zero Point Vibrational Energy (zpe) 18672.8 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 17963.3 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
0.33065 0.21457 0.14192

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 0.266 1.081 0.000
C2 -0.161 -0.325 1.168
C3 -0.161 -0.325 -1.168
C4 -0.161 -1.366 0.000
H5 -1.142 -0.153 1.615
H6 0.594 -0.456 1.943
H7 -1.142 -0.153 -1.615
H8 0.594 -0.456 -1.943
H9 -1.018 -2.044 0.000
H10 0.765 -1.945 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.87681.87682.48412.47262.49922.47262.49923.37833.0668
C21.87682.33581.56481.09121.09002.95553.20372.24802.2015
C31.87682.33581.56482.95553.20371.09121.09002.24802.2015
C42.48411.56481.56482.24502.27422.24502.27421.09221.0921
H52.47261.09122.95552.24501.79223.23003.97012.48943.0744
H62.49921.09003.20372.27421.79223.97013.88552.98192.4534
H72.47262.95551.09122.24503.23003.97011.79222.48943.0744
H82.49923.20371.09002.27423.97013.88551.79222.98192.4534
H93.37832.24802.24801.09222.48942.98192.48942.98191.7852
H103.06682.20152.20151.09213.07442.45343.07442.45341.7852

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.951 S1 C2 H5 109.996
S1 C2 H6 112.044 S1 C3 C4 91.951
S1 C3 H7 109.996 S1 C3 H8 112.044
C2 S1 C3 76.966 C2 C4 C3 96.553
C2 C4 H9 114.398 C2 C4 H10 110.655
C3 C4 H9 114.398 C3 C4 H10 110.655
C4 C2 H5 114.213 C4 C2 H6 116.754
C4 C3 H7 114.213 C4 C3 H8 116.754
H5 C2 H6 110.504 H7 C3 H8 110.504
H9 C4 H10 109.630
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 0.143      
2 C -0.528      
3 C -0.528      
4 C -0.385      
5 H 0.220      
6 H 0.218      
7 H 0.220      
8 H 0.218      
9 H 0.205      
10 H 0.218      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.550 -1.958 0.000 2.034
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.110 -0.235 0.000
y -0.235 -34.397 0.000
z 0.000 0.000 -29.927
Traceless
 xyz
x -0.948 -0.235 0.000
y -0.235 -2.879 0.000
z 0.000 0.000 3.827
Polar
3z2-r27.654
x2-y21.287
xy-0.235
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.205 0.553 0.000
y 0.553 6.945 0.000
z 0.000 0.000 6.750


<r2> (average value of r2) Å2
<r2> 95.534
(<r2>)1/2 9.774