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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-516.102413
Energy at 298.15K-516.109011
Nuclear repulsion energy158.987794
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 3222 3094 6.40      
2 A 3158 3033 18.91      
3 A 3138 3013 17.40      
4 A 3133 3009 6.99      
5 A 3110 2987 16.12      
6 A 3042 2922 27.88      
7 A 1526 1465 5.85      
8 A 1520 1459 4.95      
9 A 1508 1448 4.52      
10 A 1442 1385 2.91      
11 A 1401 1346 8.62      
12 A 1205 1157 4.37      
13 A 1200 1153 2.50      
14 A 1108 1064 22.26      
15 A 1077 1035 8.75      
16 A 1032 991 3.13      
17 A 945 908 4.39      
18 A 933 896 3.26      
19 A 890 854 2.47      
20 A 641 616 9.58      
21 A 607 582 19.01      
22 A 388 373 0.28      
23 A 299 287 2.03      
24 A 233 223 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 18379.2 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 17649.5 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
0.38704 0.15865 0.12889

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 -1.786 -0.310 -0.178
C2 -0.522 0.165 0.502
C3 0.365 1.156 -0.153
S4 1.102 -0.526 -0.054
H5 -1.647 -0.373 -1.262
H6 -2.083 -1.298 0.186
H7 -2.608 0.389 0.028
H8 -0.588 0.236 1.587
H9 0.105 1.485 -1.157
H10 0.850 1.913 0.459

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.51202.60252.89821.09451.09481.09852.20202.78503.5063
C21.51201.48201.85032.16072.16362.15111.08922.21112.2224
C32.60251.48201.83962.75973.48313.07532.18641.08821.0876
S42.89821.85031.83963.00643.28623.82182.47592.50142.5057
H51.09452.16072.75973.00641.77271.78013.10012.55673.7980
H61.09482.16363.48313.28621.77271.77392.56033.78724.3583
H71.09852.15113.07533.82181.78011.77392.55623.15733.8035
H82.20201.08922.18642.47593.10012.56032.55623.09372.4807
H92.78502.21111.08822.50142.55673.78723.15733.09371.8298
H103.50632.22241.08762.50573.79804.35833.80352.48071.8298

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 120.738 C1 C2 S4 118.736
C1 C2 H8 114.699 C2 C1 H5 110.975
C2 C1 H6 111.186 C2 C1 H7 109.967
C2 C3 S4 66.698 C2 C3 H9 117.883
C2 C3 H10 118.949 C2 S4 C3 47.359
C3 C2 S4 65.943 C3 C2 H8 115.655
S4 C2 H8 112.156 S4 C3 H9 114.946
S4 C3 H10 115.326 H5 C1 H6 108.132
H5 C1 H7 108.531 H6 C1 H7 107.952
H9 C3 H10 114.484
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 -0.438 -0.114   -0.253
2 C -0.184 0.074   0.090
3 C -0.378 -0.163   -0.275
4 S -0.034 -0.226   -0.210
5 H 0.165 0.032   0.074
6 H 0.164 0.062   0.099
7 H 0.154 0.041   0.083
8 H 0.180 0.063   0.081
9 H 0.185 0.125   0.168
10 H 0.187 0.104   0.144


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.775 1.440 0.291 2.304
CHELPG -1.771 1.452 0.336 2.314
AIM        
ESP -1.825 1.466 0.344 2.366


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.224 1.433 -0.490
y 1.433 -31.301 -0.464
z -0.490 -0.464 -32.163
Traceless
 xyz
x -1.492 1.433 -0.490
y 1.433 1.393 -0.464
z -0.490 -0.464 0.099
Polar
3z2-r20.199
x2-y2-1.924
xy1.433
xz-0.490
yz-0.464


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.908 -0.623 -0.295
y -0.623 6.886 -0.045
z -0.295 -0.045 5.508


<r2> (average value of r2) Å2
<r2> 104.726
(<r2>)1/2 10.234