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

using model chemistry: B3PW91/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-516.028805
Energy at 298.15K-516.035427
Nuclear repulsion energy160.123176
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(2df,p)
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 3221 3097 3.26      
2 A 3156 3034 16.17      
3 A 3136 3015 6.34      
4 A 3129 3008 12.53      
5 A 3116 2996 10.98      
6 A 3038 2920 24.29      
7 A 1489 1431 5.38      
8 A 1482 1425 5.20      
9 A 1470 1413 5.31      
10 A 1407 1352 4.56      
11 A 1374 1320 7.73      
12 A 1199 1153 2.59      
13 A 1184 1138 1.40      
14 A 1093 1051 19.21      
15 A 1060 1019 6.81      
16 A 1015 976 3.11      
17 A 934 898 4.16      
18 A 919 883 2.72      
19 A 888 854 1.84      
20 A 668 643 7.42      
21 A 632 607 18.25      
22 A 380 366 0.17      
23 A 300 288 1.90      
24 A 232 223 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 18259.9 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 17555.1 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(2df,p)
ABC
0.39141 0.16129 0.13107

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.777 -0.294 -0.178
C2 -0.513 0.164 0.502
C3 0.384 1.145 -0.152
S4 1.082 -0.529 -0.055
H5 -1.634 -0.363 -1.260
H6 -2.087 -1.277 0.188
H7 -2.591 0.414 0.024
H8 -0.576 0.236 1.586
H9 0.125 1.479 -1.153
H10 0.880 1.892 0.462

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50682.59692.87191.09351.09361.09712.19852.77693.4995
C21.50681.48131.82602.15342.15712.14701.08832.20762.2194
C32.59691.48131.81712.75233.47713.06852.18331.08701.0862
S42.87191.82601.81712.97633.26563.79322.45522.48102.4842
H51.09352.15342.75232.97631.77131.77923.09412.54863.7905
H61.09362.15713.47713.26561.77131.77202.55453.77954.3494
H71.09712.14703.06853.79321.77921.77202.55543.14523.7973
H82.19851.08832.18332.45523.09412.55452.55543.08812.4741
H92.77692.20761.08702.48102.54863.77953.14523.08811.8307
H103.49952.21941.08622.48423.79054.34943.79732.47411.8307

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 120.703 C1 C2 S4 118.709
C1 C2 H8 114.858 C2 C1 H5 110.812
C2 C1 H6 111.103 C2 C1 H7 110.090
C2 C3 S4 66.322 C2 C3 H9 117.713
C2 C3 H10 118.824 C2 S4 C3 47.984
C3 C2 S4 65.694 C3 C2 H8 115.498
S4 C2 H8 112.318 S4 C3 H9 115.040
S4 C3 H10 115.342 H5 C1 H6 108.162
H5 C1 H7 108.617 H6 C1 H7 107.965
H9 C3 H10 114.784
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.457      
2 C -0.014      
3 C -0.278      
4 S -0.194      
5 H 0.159      
6 H 0.157      
7 H 0.147      
8 H 0.149      
9 H 0.164      
10 H 0.167      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.690 1.379 0.281 2.200
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.876 1.372 -0.463
y 1.372 -31.042 -0.421
z -0.463 -0.421 -31.833
Traceless
 xyz
x -1.439 1.372 -0.463
y 1.372 1.313 -0.421
z -0.463 -0.421 0.126
Polar
3z2-r20.252
x2-y2-1.835
xy1.372
xz-0.463
yz-0.421


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.266 -0.518 -0.206
y -0.518 7.185 -0.018
z -0.206 -0.018 5.992


<r2> (average value of r2) Å2
<r2> 103.309
(<r2>)1/2 10.164