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

using model chemistry: B3LYP/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-127.987952
Energy at 298.15K-127.994435
Nuclear repulsion energy100.964897
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/LANL2DZ
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 3271 3144 9.32      
2 A 3196 3072 15.49      
3 A 3163 3040 14.76      
4 A 3151 3029 17.03      
5 A 3122 3001 21.89      
6 A 3035 2917 30.28      
7 A 1519 1460 12.99      
8 A 1506 1448 2.55      
9 A 1496 1438 14.75      
10 A 1443 1387 11.11      
11 A 1396 1342 2.53      
12 A 1212 1165 3.74      
13 A 1206 1159 5.72      
14 A 1112 1069 42.72      
15 A 1086 1044 4.82      
16 A 1019 979 4.86      
17 A 945 908 9.76      
18 A 910 875 3.66      
19 A 886 852 6.05      
20 A 569 547 9.17      
21 A 531 510 13.03      
22 A 388 373 0.50      
23 A 287 275 3.25      
24 A 228 219 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 18336.8 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 17625.4 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/LANL2DZ
ABC
0.36860 0.15140 0.12240

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.513 0.060 -0.176
C2 0.158 -0.036 0.499
C3 -0.966 -0.774 -0.143
S4 -1.253 1.134 -0.163
H5 1.406 0.114 -1.266
H6 2.057 0.951 0.157
H7 2.122 -0.823 0.070
H8 0.177 -0.034 1.586
H9 -0.803 -1.202 -1.128
H10 -1.672 -1.312 0.483

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.51662.61592.96661.09581.09611.10072.21372.80413.5298
C21.51661.49041.94862.16622.16722.15841.08792.22072.2309
C32.61591.49041.92962.77073.49403.09582.20151.08671.0858
S42.96661.94861.92963.05353.33033.90772.54352.56742.5642
H51.09582.16622.77073.05351.77481.78183.10902.57513.8164
H61.09612.16723.49403.33031.77481.77732.55853.80404.3740
H71.10072.15843.09583.90771.78181.77732.58903.18353.8472
H82.21371.08792.20152.54353.10902.55852.58903.11392.5038
H92.80412.22071.08672.56742.57513.80403.18353.11391.8342
H103.52982.23091.08582.56423.81644.37403.84722.50381.8342

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 120.906 C1 C2 S4 117.222
C1 C2 H8 115.427 C2 C1 H5 111.012
C2 C1 H6 111.068 C2 C1 H7 110.095
C2 C3 S4 68.078 C2 C3 H9 118.176
C2 C3 H10 119.152 C2 S4 C3 45.198
C3 C2 S4 66.725 C3 C2 H8 116.400
S4 C2 H8 110.556 S4 C3 H9 113.729
S4 C3 H10 113.529 H5 C1 H6 108.132
H5 C1 H7 108.427 H6 C1 H7 108.006
H9 C3 H10 115.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.601      
2 C -0.245      
3 C -0.576      
4 S 0.002      
5 H 0.217      
6 H 0.220      
7 H 0.202      
8 H 0.264      
9 H 0.254      
10 H 0.262      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.579 -2.123 0.469 2.687
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.937 3.095 0.198
y 3.095 -33.070 0.554
z 0.198 0.554 -31.504
Traceless
 xyz
x -0.650 3.095 0.198
y 3.095 -0.850 0.554
z 0.198 0.554 1.500
Polar
3z2-r23.000
x2-y20.133
xy3.095
xz0.198
yz0.554


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.475 -1.003 0.811
y -1.003 7.696 -0.148
z 0.811 -0.148 4.986


<r2> (average value of r2) Å2
<r2> 87.100
(<r2>)1/2 9.333