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

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-516.077220
Energy at 298.15K-516.083865
Nuclear repulsion energy160.402132
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 B1B95/6-31+G**
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 3236 3095 3.55      
2 A 3171 3034 16.94      
3 A 3151 3014 8.96      
4 A 3144 3007 14.10      
5 A 3132 2996 11.86      
6 A 3053 2920 28.75      
7 A 1495 1430 5.69      
8 A 1493 1428 8.14      
9 A 1477 1413 6.81      
10 A 1417 1355 6.98      
11 A 1379 1319 6.47      
12 A 1205 1153 3.70      
13 A 1185 1134 1.87      
14 A 1099 1052 22.70      
15 A 1068 1022 8.69      
16 A 1020 976 4.24      
17 A 938 897 3.49      
18 A 928 888 3.06      
19 A 895 856 2.24      
20 A 679 650 8.71      
21 A 644 616 18.25      
22 A 380 364 0.23      
23 A 301 288 1.65      
24 A 235 225 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 18362.5 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 17565.6 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 B1B95/6-31+G**
ABC
0.39283 0.16188 0.13166

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.773 -0.295 -0.177
C2 -0.511 0.160 0.504
C3 0.379 1.143 -0.152
S4 1.082 -0.526 -0.056
H5 -1.624 -0.360 -1.258
H6 -2.084 -1.278 0.182
H7 -2.584 0.413 0.022
H8 -0.574 0.233 1.587
H9 0.111 1.475 -1.151
H10 0.870 1.894 0.460

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50432.58822.86641.09231.09211.09532.19812.76183.4900
C21.50431.47971.82242.14802.15532.14351.08772.20342.2170
C32.58821.47971.81382.73813.47003.05692.18171.08651.0856
S42.86641.82241.81382.96593.26263.78532.45322.47932.4833
H51.09232.14802.73812.96591.76851.77663.09052.52773.7752
H61.09212.15533.47003.26261.76851.77062.55743.76474.3431
H71.09532.14353.05693.78531.77661.77062.55443.12513.7835
H82.19811.08772.18172.45323.09052.55742.55443.08352.4720
H92.76182.20341.08652.47932.52773.76473.12513.08351.8295
H103.49002.21701.08562.48333.77524.34313.78352.47201.8295

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 120.308 C1 C2 S4 118.688
C1 C2 H8 115.051 C2 C1 H5 110.625
C2 C1 H6 111.226 C2 C1 H7 110.089
C2 C3 S4 66.293 C2 C3 H9 117.511
C2 C3 H10 118.791 C2 S4 C3 48.022
C3 C2 S4 65.685 C3 C2 H8 115.534
S4 C2 H8 112.447 S4 C3 H9 115.175
S4 C3 H10 115.550 H5 C1 H6 108.115
H5 C1 H7 108.606 H6 C1 H7 108.090
H9 C3 H10 114.767
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.528      
2 C -0.088      
3 C -0.423      
4 S -0.042      
5 H 0.167      
6 H 0.172      
7 H 0.164      
8 H 0.195      
9 H 0.190      
10 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.698 1.397 0.292 2.218
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.534 1.503 -0.500
y 1.503 -31.685 -0.499
z -0.500 -0.499 -32.495
Traceless
 xyz
x -1.444 1.503 -0.500
y 1.503 1.330 -0.499
z -0.500 -0.499 0.114
Polar
3z2-r20.229
x2-y2-1.850
xy1.503
xz-0.500
yz-0.499


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.849 -0.575 -0.168
y -0.575 7.681 0.062
z -0.168 0.062 6.610


<r2> (average value of r2) Å2
<r2> 103.380
(<r2>)1/2 10.168