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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-30.683490
Energy at 298.15K-30.690011
Nuclear repulsion energy63.726660
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 B3LYP/CEP-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 3216 3105 14.83      
2 A 3153 3045 33.10      
3 A 3130 3023 18.67      
4 A 3124 3017 18.99      
5 A 3106 2999 27.03      
6 A 3037 2933 42.47      
7 A 1494 1443 6.44      
8 A 1489 1438 4.88      
9 A 1476 1425 7.26      
10 A 1418 1369 3.28      
11 A 1365 1319 7.48      
12 A 1182 1141 4.55      
13 A 1177 1137 4.30      
14 A 1079 1042 21.48      
15 A 1050 1014 12.43      
16 A 1007 973 6.37      
17 A 922 890 6.13      
18 A 906 875 4.58      
19 A 871 841 3.54      
20 A 631 609 14.79      
21 A 600 580 15.24      
22 A 376 363 0.31      
23 A 292 282 1.80      
24 A 228 220 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 18164.2 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 17541.2 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 B3LYP/CEP-31G*
ABC
0.37771 0.15653 0.12707

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.567 -0.073 -0.163
C2 -0.201 0.057 0.516
C3 0.888 0.856 -0.134
S4 1.205 -0.975 -0.145
H5 -1.457 -0.111 -1.259
H6 -2.083 -0.991 0.165
H7 -2.204 0.794 0.101
H8 -0.222 0.074 1.611
H9 0.686 1.292 -1.119
H10 1.571 1.435 0.497

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.53062.62542.91541.10221.10331.10732.23122.80233.5433
C21.53061.49951.86592.18082.18262.17351.09592.23282.2448
C32.62541.49951.85842.77513.51183.10182.21191.09581.0954
S42.91541.86591.85843.01263.30323.84842.49522.52192.5213
H51.10222.18082.77513.01261.78761.79583.13032.56533.8265
H61.10332.18263.51183.30321.78761.78992.58663.81204.3987
H71.10732.17353.10183.84841.79581.78992.59323.17593.8490
H82.23121.09592.21192.49523.13032.58662.59323.12452.5114
H92.80232.23281.09582.52192.56533.81203.17593.12451.8481
H103.54332.24481.09542.52133.82654.39873.84902.51141.8481

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 120.090 C1 C2 S4 117.926
C1 C2 H8 115.318 C2 C1 H5 110.800
C2 C1 H6 110.880 C2 C1 H7 109.928
C2 C3 S4 66.519 C2 C3 H9 117.866
C2 C3 H10 118.955 C2 S4 C3 47.486
C3 C2 S4 65.995 C3 C2 H8 116.043
S4 C2 H8 112.180 S4 C3 H9 114.759
S4 C3 H10 114.728 H5 C1 H6 108.293
H5 C1 H7 108.731 H6 C1 H7 108.132
H9 C3 H10 114.999
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.413      
2 C -0.134      
3 C -0.396      
4 S -0.217      
5 H 0.181      
6 H 0.166      
7 H 0.146      
8 H 0.244      
9 H 0.214      
10 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.455 1.858 0.443 2.401
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.564 2.519 -0.391
y 2.519 -31.863 -0.473
z -0.391 -0.473 -31.228
Traceless
 xyz
x -1.019 2.519 -0.391
y 2.519 0.033 -0.473
z -0.391 -0.473 0.986
Polar
3z2-r21.971
x2-y2-0.702
xy2.519
xz-0.391
yz-0.473


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.825 -0.882 -0.613
y -0.882 7.658 0.082
z -0.613 0.082 5.329


<r2> (average value of r2) Å2
<r2> 77.198
(<r2>)1/2 8.786