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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-516.135026
Energy at 298.15K-516.141695
Nuclear repulsion energy160.314528
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
4/u)
Dep P Dep U
1 A 3231 3091 4.72      
2 A 3168 3031 16.43      
3 A 3143 3007 12.52      
4 A 3139 3003 12.14      
5 A 3123 2988 13.11      
6 A 3049 2917 25.90      
7 A 1498 1433 5.66      
8 A 1495 1430 6.98      
9 A 1479 1415 7.69      
10 A 1422 1360 5.82      
11 A 1385 1325 6.34      
12 A 1210 1157 3.97      
13 A 1193 1141 2.41      
14 A 1105 1057 24.74      
15 A 1071 1024 9.76      
16 A 1027 983 5.49      
17 A 945 904 5.25      
18 A 932 891 4.14      
19 A 898 859 2.09      
20 A 671 642 10.03      
21 A 636 609 18.48      
22 A 387 370 0.24      
23 A 303 290 1.64      
24 A 235 225 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 18370.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 17575.5 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 mPW1PW91/6-311G**
ABC
0.39245 0.16169 0.13143

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 0.503
C3 0.374 1.145 -0.152
S4 1.085 -0.526 -0.055
H5 -1.628 -0.363 -1.257
H6 -2.075 -1.283 0.183
H7 -2.587 0.402 0.025
H8 -0.572 0.234 1.584
H9 0.110 1.472 -1.152
H10 0.865 1.893 0.459

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50282.58652.86841.09121.09111.09462.19682.76233.4874
C21.50281.47691.82772.14782.15242.14151.08572.20052.2124
C32.58651.47691.81862.73853.46533.05782.17741.08471.0837
S42.86841.82771.81862.97153.25883.78872.45192.47922.4822
H51.09122.14782.73852.97151.76671.77463.08912.52943.7745
H61.09112.15243.46533.25881.76671.76902.55453.76204.3370
H71.09462.14153.05783.78871.77461.76902.55363.13133.7852
H82.19681.08572.17742.45193.08912.55452.55363.08022.4661
H92.76232.20051.08472.47922.52943.76203.13133.08021.8289
H103.48742.21241.08372.48223.77454.33703.78522.46611.8289

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 120.462 C1 C2 S4 118.591
C1 C2 H8 115.183 C2 C1 H5 110.786
C2 C1 H6 111.165 C2 C1 H7 110.076
C2 C3 S4 66.433 C2 C3 H9 117.603
C2 C3 H10 118.736 C2 S4 C3 47.785
C3 C2 S4 65.782 C3 C2 H8 115.506
S4 C2 H8 112.086 S4 C3 H9 114.924
S4 C3 H10 115.223 H5 C1 H6 108.105
H5 C1 H7 108.558 H6 C1 H7 108.058
H9 C3 H10 115.009
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 -0.264      
2 C -0.344      
3 C -0.314      
4 S -0.004      
5 H 0.134      
6 H 0.139      
7 H 0.129      
8 H 0.178      
9 H 0.171      
10 H 0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.764 1.421 0.278 2.282
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.564 1.511 -0.508
y 1.511 -31.688 -0.494
z -0.508 -0.494 -32.509
Traceless
 xyz
x -1.465 1.511 -0.508
y 1.511 1.348 -0.494
z -0.508 -0.494 0.116
Polar
3z2-r20.233
x2-y2-1.875
xy1.511
xz-0.508
yz-0.494


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.513 -0.692 -0.314
y -0.692 7.327 -0.056
z -0.314 -0.056 5.742


<r2> (average value of r2) Å2
<r2> 103.471
(<r2>)1/2 10.172