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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-515.787640
Energy at 298.15K-515.794298
HF Energy-515.616261
Nuclear repulsion energy159.532255
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 B2PLYP/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 3259 3094 4.94      
2 A 3193 3031 16.53      
3 A 3171 3010 19.52      
4 A 3170 3009 2.24      
5 A 3150 2990 14.44      
6 A 3077 2921 24.73      
7 A 1546 1468 6.02      
8 A 1539 1461 4.81      
9 A 1528 1451 4.49      
10 A 1462 1387 3.35      
11 A 1419 1347 7.78      
12 A 1223 1161 4.35      
13 A 1215 1153 2.69      
14 A 1129 1072 20.56      
15 A 1096 1040 9.74      
16 A 1048 995 3.41      
17 A 959 910 3.58      
18 A 949 901 3.42      
19 A 905 859 2.13      
20 A 655 622 9.11      
21 A 624 592 17.26      
22 A 392 372 0.25      
23 A 305 289 1.72      
24 A 238 226 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 18625.7 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 17679.5 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 B2PLYP/6-31G*
ABC
0.38905 0.15993 0.12997

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.783 -0.297 -0.179
C2 -0.515 0.155 0.502
C3 0.380 1.143 -0.148
S4 1.092 -0.527 -0.056
H5 -1.646 -0.385 -1.260
H6 -2.119 -1.268 0.197
H7 -2.580 0.431 0.009
H8 -0.598 0.230 1.584
H9 0.113 1.501 -1.141
H10 0.864 1.909 0.454

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50872.59892.88631.09311.09391.09612.18842.78443.5034
C21.50871.48321.83212.16222.16632.14161.08772.21432.2314
C32.59891.48321.81772.77063.49013.04922.18871.08821.0879
S42.88631.83211.81772.99393.30543.79552.47332.49932.4992
H51.09312.16222.77062.99391.76811.77443.09232.58183.8080
H61.09392.16633.49013.30541.76811.76992.54593.80004.3657
H71.09612.14163.04923.79551.77441.76992.53993.11793.7746
H82.18841.08772.18872.47333.09232.54592.53993.08922.4964
H92.78442.21431.08822.49932.58183.80003.11793.08921.8094
H103.50342.23141.08792.49923.80804.36573.77462.49641.8094

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 120.603 C1 C2 S4 119.205
C1 C2 H8 113.898 C2 C1 H5 111.408
C2 C1 H6 111.696 C2 C1 H7 109.587
C2 C3 S4 66.532 C2 C3 H9 118.079
C2 C3 H10 119.637 C2 S4 C3 47.952
C3 C2 S4 65.516 C3 C2 H8 115.865
S4 C2 H8 113.312 S4 C3 H9 116.384
S4 C3 H10 116.397 H5 C1 H6 107.895
H5 C1 H7 108.291 H6 C1 H7 107.833
H9 C3 H10 112.510
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.454      
2 C -0.205      
3 C -0.394      
4 S -0.025      
5 H 0.171      
6 H 0.170      
7 H 0.160      
8 H 0.191      
9 H 0.192      
10 H 0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.745 1.434 0.290 2.277
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.440 1.407 -0.501
y 1.407 -31.479 -0.465
z -0.501 -0.465 -32.340
Traceless
 xyz
x -1.531 1.407 -0.501
y 1.407 1.411 -0.465
z -0.501 -0.465 0.120
Polar
3z2-r20.240
x2-y2-1.961
xy1.407
xz-0.501
yz-0.465


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.761 -0.634 -0.299
y -0.634 6.821 -0.048
z -0.299 -0.048 5.454


<r2> (average value of r2) Å2
<r2> 104.207
(<r2>)1/2 10.208