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

using model chemistry: B3LYP/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 B3LYP/6-31G
 hartrees
Energy at 0K-516.045497
Energy at 298.15K-516.052022
Nuclear repulsion energy155.631481
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/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 3265 3141 5.13      
2 A 3192 3071 9.85      
3 A 3168 3047 7.33      
4 A 3142 3022 12.98      
5 A 3113 2994 14.43      
6 A 3035 2920 27.31      
7 A 1540 1482 9.55      
8 A 1530 1472 2.72      
9 A 1520 1462 9.65      
10 A 1463 1407 6.32      
11 A 1420 1366 4.69      
12 A 1223 1177 2.47      
13 A 1218 1172 4.45      
14 A 1119 1077 30.64      
15 A 1091 1049 8.84      
16 A 1029 990 2.11      
17 A 960 923 7.96      
18 A 908 874 2.67      
19 A 896 862 5.07      
20 A 575 553 9.45      
21 A 539 518 17.76      
22 A 398 383 0.44      
23 A 288 277 3.07      
24 A 224 216 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 18426.2 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 17726.0 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/6-31G
ABC
0.37152 0.15178 0.12278

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.791 -0.374 -0.180
C2 -0.568 0.183 0.504
C3 0.279 1.198 -0.159
S4 1.166 -0.513 -0.049
H5 -1.633 -0.466 -1.259
H6 -2.049 -1.363 0.211
H7 -2.650 0.291 -0.010
H8 -0.624 0.238 1.588
H9 0.032 1.490 -1.175
H10 0.750 1.970 0.439

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50852.59982.96371.09441.09431.09942.20532.79143.5130
C21.50851.47861.94862.15952.16122.14721.08682.21052.2216
C32.59981.47861.93052.76303.48093.06972.18851.08541.0844
S42.96371.94861.93053.04993.33593.90012.53882.56222.5642
H51.09442.15952.76303.04991.77211.77983.10132.57023.8077
H61.09432.16123.48093.33591.77211.77392.54723.79414.3590
H71.09942.14723.06973.90011.77981.77392.58093.16083.8190
H82.20531.08682.18852.53883.10132.54722.58093.10372.4923
H92.79142.21051.08542.56222.57023.79413.16083.10371.8305
H103.51302.22161.08442.56423.80774.35903.81902.49231.8305

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 120.993 C1 C2 S4 117.462
C1 C2 H8 115.395 C2 C1 H5 111.129
C2 C1 H6 111.269 C2 C1 H7 109.848
C2 C3 S4 68.244 C2 C3 H9 118.304
C2 C3 H10 119.379 C2 S4 C3 44.809
C3 C2 S4 66.947 C3 C2 H8 116.259
S4 C2 H8 110.272 S4 C3 H9 113.337
S4 C3 H10 113.545 H5 C1 H6 108.124
H5 C1 H7 108.445 H6 C1 H7 107.920
H9 C3 H10 115.049
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.390      
2 C -0.278      
3 C -0.404      
4 S 0.051      
5 H 0.158      
6 H 0.159      
7 H 0.148      
8 H 0.183      
9 H 0.185      
10 H 0.186      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.228 1.616 0.307 2.770
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.805 1.645 -0.431
y 1.645 -31.535 -0.477
z -0.431 -0.477 -32.387
Traceless
 xyz
x -1.844 1.645 -0.431
y 1.645 1.561 -0.477
z -0.431 -0.477 0.283
Polar
3z2-r20.566
x2-y2-2.270
xy1.645
xz-0.431
yz-0.477


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.178 -0.883 -0.400
y -0.883 6.918 -0.102
z -0.400 -0.102 5.239


<r2> (average value of r2) Å2
<r2> 108.415
(<r2>)1/2 10.412