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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-516.124826
Energy at 298.15K-516.131495
Nuclear repulsion energy160.297763
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 mPW1PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3233 3085 7.13      
2 A 3171 3027 20.49      
3 A 3145 3002 15.34      
4 A 3141 2998 15.21      
5 A 3125 2982 16.07      
6 A 3053 2914 30.34      
7 A 1517 1448 7.75      
8 A 1511 1442 5.36      
9 A 1497 1429 8.23      
10 A 1435 1370 6.14      
11 A 1397 1333 6.81      
12 A 1215 1160 4.26      
13 A 1202 1147 2.44      
14 A 1111 1060 24.91      
15 A 1076 1026 11.01      
16 A 1035 987 6.01      
17 A 952 909 5.32      
18 A 938 896 4.54      
19 A 902 861 2.21      
20 A 671 640 10.46      
21 A 636 607 18.05      
22 A 388 371 0.23      
23 A 303 290 1.53      
24 A 236 226 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 18444.8 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 17603.7 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 mPW1PW91/6-311G*
ABC
0.39242 0.16165 0.13139

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.772 -0.299 -0.177
C2 -0.514 0.163 0.502
C3 0.373 1.145 -0.152
S4 1.085 -0.526 -0.055
H5 -1.630 -0.366 -1.257
H6 -2.078 -1.282 0.184
H7 -2.588 0.402 0.022
H8 -0.573 0.235 1.584
H9 0.112 1.474 -1.152
H10 0.865 1.894 0.459

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50222.58592.86851.09121.09111.09472.19612.76483.4874
C21.50221.47641.82822.14952.15322.14251.08602.20192.2129
C32.58591.47641.81882.74193.46603.05822.17711.08481.0840
S42.86851.82821.81882.97393.26123.78972.45272.48032.4831
H51.09122.14952.74192.97391.76491.77293.09032.53653.7781
H61.09112.15323.46603.26121.76491.76762.55473.76564.3383
H71.09472.14253.05823.78971.77291.76762.55523.13353.7864
H82.19611.08602.17712.45273.09032.55472.55523.08132.4670
H92.76482.20191.08482.48032.53653.76563.13353.08131.8269
H103.48742.21291.08402.48313.77814.33833.78642.46701.8269

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 120.493 C1 C2 S4 118.598
C1 C2 H8 115.150 C2 C1 H5 110.966
C2 C1 H6 111.275 C2 C1 H7 110.199
C2 C3 S4 66.456 C2 C3 H9 117.755
C2 C3 H10 118.807 C2 S4 C3 47.759
C3 C2 S4 65.785 C3 C2 H8 115.501
S4 C2 H8 112.101 S4 C3 H9 114.992
S4 C3 H10 115.266 H5 C1 H6 107.948
H5 C1 H7 108.407 H6 C1 H7 107.934
H9 C3 H10 114.782
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.627      
2 C -0.359      
3 C -0.527      
4 S 0.023      
5 H 0.237      
6 H 0.241      
7 H 0.228      
8 H 0.260      
9 H 0.260      
10 H 0.264      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.766 1.442 0.284 2.297
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.705 1.495 -0.524
y 1.495 -31.704 -0.497
z -0.524 -0.497 -32.531
Traceless
 xyz
x -1.588 1.495 -0.524
y 1.495 1.414 -0.497
z -0.524 -0.497 0.174
Polar
3z2-r20.348
x2-y2-2.001
xy1.495
xz-0.524
yz-0.497


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


<r2> (average value of r2) Å2
<r2> 103.542
(<r2>)1/2 10.176