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All results from a given calculation for C3H6S (Thiirane, methyl-)

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-516.065765
Energy at 298.15K-516.072425
Nuclear repulsion energy160.570898
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 B1B95/6-31G*
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 3255 3090 4.53      
2 A 3192 3030 17.12      
3 A 3171 3011 8.86      
4 A 3166 3005 13.19      
5 A 3152 2992 12.07      
6 A 3075 2919 24.82      
7 A 1525 1448 5.85      
8 A 1519 1442 6.12      
9 A 1506 1430 5.53      
10 A 1443 1370 4.75      
11 A 1402 1331 7.12      
12 A 1220 1158 4.22      
13 A 1201 1140 1.91      
14 A 1114 1058 21.02      
15 A 1081 1026 8.81      
16 A 1036 984 4.40      
17 A 952 904 3.41      
18 A 941 893 4.02      
19 A 905 859 2.06      
20 A 688 653 8.86      
21 A 651 618 17.36      
22 A 382 362 0.24      
23 A 303 287 1.77      
24 A 236 224 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 18557.6 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 17616.7 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 B1B95/6-31G*
ABC
0.39344 0.16230 0.13199

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.770 -0.295 -0.177
C2 -0.510 0.161 0.504
C3 0.380 1.141 -0.152
S4 1.080 -0.526 -0.055
H5 -1.621 -0.358 -1.257
H6 -2.080 -1.278 0.181
H7 -2.583 0.411 0.022
H8 -0.574 0.237 1.586
H9 0.113 1.474 -1.151
H10 0.870 1.892 0.458

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50302.58542.86221.09191.09171.09502.19622.76063.4869
C21.50301.47771.82072.14622.15372.14291.08692.20242.2148
C32.58541.47771.81112.73403.46613.05682.17971.08611.0852
S42.86221.82071.81112.96153.25663.78222.45252.47712.4815
H51.09192.14622.73402.96151.76791.77593.08822.52493.7706
H61.09172.15373.46613.25661.76791.76972.55653.76244.3395
H71.09502.14293.05683.78221.77591.76972.55223.12663.7831
H82.19621.08692.17972.45253.08822.55652.55223.08162.4698
H92.76062.20241.08612.47712.52493.76243.12663.08161.8274
H103.48692.21481.08522.48153.77064.33953.78312.46981.8274

picture of Thiirane, methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.311 C1 C2 S4 118.579
C1 C2 H8 115.043 C2 C1 H5 110.604
C2 C1 H6 111.218 C2 C1 H7 110.150
C2 C3 S4 66.330 C2 C3 H9 117.608
C2 C3 H10 118.779 C2 S4 C3 48.018
C3 C2 S4 65.652 C3 C2 H8 115.565
S4 C2 H8 112.558 S4 C3 H9 115.219
S4 C3 H10 115.627 H5 C1 H6 108.122
H5 C1 H7 108.601 H6 C1 H7 108.056
H9 C3 H10 114.624
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.480      
2 C -0.244      
3 C -0.425      
4 S -0.002      
5 H 0.181      
6 H 0.182      
7 H 0.172      
8 H 0.206      
9 H 0.204      
10 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.697 1.406 0.288 2.223
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.935 1.456 -0.475
y 1.456 -31.131 -0.460
z -0.475 -0.460 -31.892
Traceless
 xyz
x -1.424 1.456 -0.475
y 1.456 1.283 -0.460
z -0.475 -0.460 0.141
Polar
3z2-r20.282
x2-y2-1.805
xy1.456
xz-0.475
yz-0.460


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.775 -0.588 -0.282
y -0.588 6.821 -0.043
z -0.282 -0.043 5.492


<r2> (average value of r2) Å2
<r2> 102.827
(<r2>)1/2 10.140