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

using model chemistry: B3LYP/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 B3LYP/6-31+G**
 hartrees
Energy at 0K-516.115612
Energy at 298.15K-516.122208
Nuclear repulsion energy158.992479
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/6-31+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 3214 3099 4.30      
2 A 3150 3037 16.74      
3 A 3126 3014 17.36      
4 A 3123 3011 7.15      
5 A 3100 2989 15.32      
6 A 3031 2922 31.85      
7 A 1501 1447 8.62      
8 A 1499 1445 4.18      
9 A 1484 1431 6.28      
10 A 1421 1370 5.38      
11 A 1385 1335 7.66      
12 A 1195 1152 3.94      
13 A 1189 1147 2.26      
14 A 1098 1059 24.29      
15 A 1068 1030 8.43      
16 A 1021 984 3.26      
17 A 936 902 4.26      
18 A 924 891 2.48      
19 A 883 852 2.81      
20 A 637 614 9.14      
21 A 603 582 20.70      
22 A 388 374 0.25      
23 A 299 288 1.83      
24 A 231 223 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 18252.0 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 17598.6 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 B3LYP/6-31+G**
ABC
0.38685 0.15870 0.12889

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.786 -0.309 -0.178
C2 -0.521 0.165 0.502
C3 0.365 1.157 -0.153
S4 1.101 -0.527 -0.054
H5 -1.647 -0.375 -1.261
H6 -2.084 -1.296 0.188
H7 -2.607 0.391 0.027
H8 -0.585 0.234 1.587
H9 0.106 1.485 -1.157
H10 0.854 1.911 0.460

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.51232.60372.89801.09411.09431.09792.20322.78533.5076
C21.51231.48271.84972.16032.16302.15071.08902.21062.2225
C32.60371.48271.84022.76133.48383.07472.18641.08781.0870
S42.89801.84971.84023.00493.28593.82062.47282.50062.5039
H51.09412.16032.76133.00491.77181.77963.10022.55803.7998
H61.09432.16303.48383.28591.77181.77372.55933.78714.3581
H71.09792.15073.07473.82061.77961.77372.55903.15573.8042
H82.20321.08902.18642.47283.10022.55932.55903.09362.4801
H92.78532.21061.08782.50062.55803.78713.15573.09361.8311
H103.50762.22251.08702.50393.79984.35813.80422.48011.8311

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 120.769 C1 C2 S4 118.740
C1 C2 H8 114.793 C2 C1 H5 110.949
C2 C1 H6 111.147 C2 C1 H7 109.951
C2 C3 S4 66.644 C2 C3 H9 117.818
C2 C3 H10 118.935 C2 S4 C3 47.383
C3 C2 S4 65.973 C3 C2 H8 115.615
S4 C2 H8 111.972 S4 C3 H9 114.863
S4 C3 H10 115.171 H5 C1 H6 108.128
H5 C1 H7 108.557 H6 C1 H7 108.015
H9 C3 H10 114.695
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.495     -0.222
2 C -0.054     0.093
3 C -0.393     -0.277
4 S -0.058     -0.215
5 H 0.157     0.066
6 H 0.160     0.092
7 H 0.152     0.071
8 H 0.176     0.078
9 H 0.176     0.169
10 H 0.179     0.144


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.781 1.438 0.292 2.307
CHELPG        
AIM        
ESP -1.829 1.466 0.340 2.369


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.984 1.511 -0.532
y 1.511 -31.998 -0.512
z -0.532 -0.512 -32.898
Traceless
 xyz
x -1.536 1.511 -0.532
y 1.511 1.443 -0.512
z -0.532 -0.512 0.093
Polar
3z2-r20.186
x2-y2-1.985
xy1.511
xz-0.532
yz-0.512


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.115 -0.639 -0.171
y -0.639 7.855 0.075
z -0.171 0.075 6.721


<r2> (average value of r2) Å2
<r2> 105.172
(<r2>)1/2 10.255