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All results from a given calculation for C3H6S (Thietane)

using model chemistry: B1B95/CEP-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 B1B95/CEP-31G
 hartrees
Energy at 0K-30.563323
Energy at 298.15K-30.570244
Nuclear repulsion energy64.553261
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 B1B95/CEP-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' 3205 3069 79.85      
2 A' 3161 3027 11.34      
3 A' 3124 2991 23.73      
4 A' 3100 2968 37.81      
5 A' 1514 1450 0.13      
6 A' 1486 1423 6.44      
7 A' 1275 1220 0.40      
8 A' 1202 1151 1.00      
9 A' 988 946 8.42      
10 A' 966 925 4.95      
11 A' 827 792 10.53      
12 A' 720 689 7.57      
13 A' 529 507 3.49      
14 A' 82 79 1.47      
15 A" 3198 3062 2.30      
16 A" 3120 2988 89.60      
17 A" 1485 1422 3.21      
18 A" 1336 1279 19.19      
19 A" 1271 1217 15.61      
20 A" 1223 1171 6.83      
21 A" 1044 1000 1.13      
22 A" 1030 987 0.02      
23 A" 839 803 0.19      
24 A" 663 635 1.39      

Unscaled Zero Point Vibrational Energy (zpe) 18694.9 cm-1
Scaled (by 0.9575) Zero Point Vibrational Energy (zpe) 17900.4 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 B1B95/CEP-31G
ABC
0.32711 0.20716 0.13797

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.263 1.111 0.000
C2 -0.160 -0.345 1.174
C3 -0.160 -0.345 -1.174
C4 -0.160 -1.371 0.000
H5 -1.142 -0.191 1.640
H6 0.603 -0.499 1.948
H7 -1.142 -0.191 -1.640
H8 0.603 -0.499 -1.948
H9 -1.018 -2.060 0.000
H10 0.760 -1.974 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.91781.91782.51792.52242.54962.52242.54963.41983.1245
C21.91782.34881.55951.09821.09742.98533.21762.24852.2089
C31.91782.34881.55952.98533.21761.09821.09742.24852.2089
C42.51791.55951.55952.24702.26632.24702.26631.10021.1002
H52.52241.09822.98532.24701.79923.28094.00202.48973.0806
H62.54961.09743.21762.26631.79924.00203.89512.97622.4480
H72.52242.98531.09822.24703.28094.00201.79922.48973.0806
H82.54963.21761.09742.26634.00203.89511.79922.97622.4480
H93.41982.24852.24851.10022.48972.97622.48972.97621.7805
H103.12452.20892.20891.10023.08062.44803.08062.44801.7805

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 92.198 S1 C2 H5 110.543
S1 C2 H6 112.606 S1 C3 C4 92.198
S1 C3 H7 110.543 S1 C3 H8 112.606
C2 S1 C3 75.520 C2 C4 C3 97.710
C2 C4 H9 114.320 C2 C4 H10 111.127
C3 C4 H9 114.320 C3 C4 H10 111.127
C4 C2 H5 114.318 C4 C2 H6 115.990
C4 C3 H7 114.318 C4 C3 H8 115.990
H5 C2 H6 110.061 H7 C3 H8 110.061
H9 C4 H10 108.035
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.101      
2 C -0.525      
3 C -0.525      
4 C -0.158      
5 H 0.195      
6 H 0.202      
7 H 0.195      
8 H 0.202      
9 H 0.171      
10 H 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.574 -2.340 0.000 2.409
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.976 -0.239 0.000
y -0.239 -33.911 0.000
z 0.000 0.000 -28.840
Traceless
 xyz
x -0.601 -0.239 0.000
y -0.239 -3.503 0.000
z 0.000 0.000 4.104
Polar
3z2-r28.208
x2-y21.935
xy-0.239
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.631 0.938 0.000
y 0.938 7.681 0.000
z 0.000 0.000 7.285


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000