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

using model chemistry: B3LYP/CEP-121G*

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-121G*
 hartrees
Energy at 0K-30.694588
Energy at 298.15K-30.701136
Nuclear repulsion energy63.922943
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-121G*
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 3190 3092 12.20      
2 A 3128 3032 28.60      
3 A 3103 3008 21.13      
4 A 3098 3003 17.48      
5 A 3078 2983 24.72      
6 A 3008 2916 41.58      
7 A 1507 1461 6.63      
8 A 1497 1451 4.80      
9 A 1486 1441 5.39      
10 A 1422 1378 3.78      
11 A 1373 1331 9.66      
12 A 1183 1146 1.58      
13 A 1175 1139 4.69      
14 A 1084 1050 22.81      
15 A 1054 1022 12.28      
16 A 1012 981 3.98      
17 A 926 898 3.98      
18 A 912 884 2.79      
19 A 869 842 2.23      
20 A 628 608 11.77      
21 A 598 579 18.74      
22 A 378 366 0.28      
23 A 293 284 1.90      
24 A 229 222 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 18113.5 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 17559.3 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 B3LYP/CEP-121G*
ABC
0.38041 0.15693 0.12732

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.564 -0.076 -0.161
C2 -0.203 0.059 0.509
C3 0.884 0.855 -0.134
S4 1.208 -0.973 -0.142
H5 -1.461 -0.111 -1.252
H6 -2.074 -0.991 0.164
H7 -2.201 0.782 0.103
H8 -0.225 0.080 1.600
H9 0.687 1.287 -1.116
H10 1.555 1.438 0.496

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.52392.61982.91361.09601.09661.10062.21842.79943.5290
C21.52391.49331.86502.17122.17362.16361.09102.22262.2342
C32.61981.49331.85662.77163.50003.09532.19961.09001.0893
S42.91361.86501.85663.01603.29633.84182.48902.51542.5182
H51.09602.17122.77163.01601.77601.78373.11412.56643.8143
H61.09662.17363.50003.29631.77601.77822.57513.80124.3796
H71.10062.16363.09533.84181.78371.77822.57663.17503.8330
H82.21841.09102.19962.48903.11412.57512.57663.10822.4960
H92.79942.22261.09002.51542.56643.80123.17503.10821.8363
H103.52902.23421.08932.51823.81434.37963.83302.49601.8363

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 120.521 C1 C2 S4 118.234
C1 C2 H8 115.067 C2 C1 H5 110.878
C2 C1 H6 111.036 C2 C1 H7 110.008
C2 C3 S4 66.638 C2 C3 H9 117.876
C2 C3 H10 118.952 C2 S4 C3 47.313
C3 C2 S4 66.049 C3 C2 H8 115.798
S4 C2 H8 112.033 S4 C3 H9 114.717
S4 C3 H10 114.968 H5 C1 H6 108.190
H5 C1 H7 108.586 H6 C1 H7 108.054
H9 C3 H10 114.836
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.540      
2 C -0.033      
3 C -0.422      
4 S -0.131      
5 H 0.175      
6 H 0.180      
7 H 0.163      
8 H 0.209      
9 H 0.200      
10 H 0.198      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.340 1.766 0.428 2.258
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.842 2.437 -0.378
y 2.437 -32.240 -0.489
z -0.378 -0.489 -31.758
Traceless
 xyz
x -0.843 2.437 -0.378
y 2.437 0.060 -0.489
z -0.378 -0.489 0.782
Polar
3z2-r21.565
x2-y2-0.602
xy2.437
xz-0.378
yz-0.489


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.633 -0.830 -0.398
y -0.830 8.169 0.135
z -0.398 0.135 6.320


<r2> (average value of r2) Å2
<r2> 77.184
(<r2>)1/2 8.785