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

using model chemistry: B3PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G**
 hartrees
Energy at 0K-516.020738
Energy at 298.15K-516.027374
Nuclear repulsion energy159.805924
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 B3PW91/6-31G**
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 3231 3096 4.51      
2 A 3167 3035 18.38      
3 A 3148 3017 7.10      
4 A 3138 3008 13.09      
5 A 3128 2998 12.66      
6 A 3049 2922 25.07      
7 A 1504 1441 5.99      
8 A 1500 1438 5.80      
9 A 1486 1424 5.52      
10 A 1424 1365 4.87      
11 A 1386 1328 6.80      
12 A 1206 1155 3.92      
13 A 1190 1141 2.07      
14 A 1101 1055 22.05      
15 A 1071 1026 7.95      
16 A 1024 981 4.16      
17 A 942 902 4.27      
18 A 929 890 3.88      
19 A 894 857 2.41      
20 A 668 641 9.55      
21 A 632 606 16.82      
22 A 386 370 0.26      
23 A 302 289 2.01      
24 A 234 224 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 18368.4 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 17604.3 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 B3PW91/6-31G**
ABC
0.39060 0.16046 0.13046

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.779 -0.299 -0.178
C2 -0.516 0.162 0.502
C3 0.376 1.148 -0.152
S4 1.089 -0.527 -0.055
H5 -1.636 -0.369 -1.260
H6 -2.088 -1.283 0.188
H7 -2.594 0.407 0.022
H8 -0.579 0.235 1.587
H9 0.115 1.480 -1.154
H10 0.866 1.900 0.462

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50702.59632.88001.09351.09361.09702.20032.77623.4986
C21.50701.48161.83382.15422.15822.14671.08922.20872.2200
C32.59631.48161.82302.75263.47783.06602.18391.08791.0872
S42.88001.83381.82302.98383.27483.80072.46182.48762.4914
H51.09352.15422.75262.98381.77051.77873.09622.54863.7907
H61.09362.15823.47783.27481.77051.77202.55713.77984.3504
H71.09702.14673.06603.80071.77871.77202.55713.14193.7932
H82.20031.08922.18392.46183.09622.55712.55713.08972.4742
H92.77622.20871.08792.48762.54863.77983.14193.08971.8311
H103.49862.22001.08722.49143.79074.35043.79322.47421.8311

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 120.622 C1 C2 S4 118.776
C1 C2 H8 114.931 C2 C1 H5 110.863
C2 C1 H6 111.177 C2 C1 H7 110.049
C2 C3 S4 66.482 C2 C3 H9 117.722
C2 C3 H10 118.784 C2 S4 C3 47.801
C3 C2 S4 65.717 C3 C2 H8 115.474
S4 C2 H8 112.231 S4 C3 H9 115.082
S4 C3 H10 115.429 H5 C1 H6 108.097
H5 C1 H7 108.582 H6 C1 H7 107.977
H9 C3 H10 114.669
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.375      
2 C -0.216      
3 C -0.348      
4 S -0.011      
5 H 0.147      
6 H 0.149      
7 H 0.139      
8 H 0.171      
9 H 0.170      
10 H 0.173      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.755 1.431 0.280 2.281
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.945 1.511 -0.457
y 1.511 -31.147 -0.464
z -0.457 -0.464 -31.930
Traceless
 xyz
x -1.407 1.511 -0.457
y 1.511 1.291 -0.464
z -0.457 -0.464 0.116
Polar
3z2-r20.232
x2-y2-1.799
xy1.511
xz-0.457
yz-0.464


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> 103.702
(<r2>)1/2 10.183