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

using model chemistry: mPW1PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-31G
 hartrees
Energy at 0K-516.021262
Energy at 298.15K-516.027867
Nuclear repulsion energy156.836409
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 mPW1PW91/6-31G
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 3298 3121 3.38      
2 A 3224 3051 8.17      
3 A 3195 3024 6.41      
4 A 3178 3009 10.80      
5 A 3151 2983 12.09      
6 A 3066 2902 24.47      
7 A 1546 1463 11.33      
8 A 1535 1453 3.18      
9 A 1523 1442 11.90      
10 A 1469 1390 9.91      
11 A 1428 1352 3.55      
12 A 1235 1169 3.57      
13 A 1230 1164 3.70      
14 A 1133 1073 33.15      
15 A 1105 1046 6.89      
16 A 1041 985 3.42      
17 A 968 917 8.25      
18 A 923 873 2.66      
19 A 914 865 5.21      
20 A 613 580 9.88      
21 A 575 544 16.96      
22 A 399 378 0.36      
23 A 295 280 2.80      
24 A 227 215 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 18635.3 cm-1
Scaled (by 0.9466) Zero Point Vibrational Energy (zpe) 17640.1 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 mPW1PW91/6-31G
ABC
0.37641 0.15454 0.12510

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.781 -0.360 -0.180
C2 -0.557 0.178 0.505
C3 0.295 1.187 -0.158
S4 1.148 -0.514 -0.050
H5 -1.618 -0.452 -1.257
H6 -2.052 -1.344 0.208
H7 -2.629 0.316 -0.013
H8 -0.614 0.236 1.587
H9 0.043 1.483 -1.170
H10 0.770 1.954 0.442

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50182.58892.93551.09271.09241.09692.19992.77553.4995
C21.50181.47751.92152.15042.15402.13991.08562.20622.2179
C32.58891.47751.90532.74853.47123.05452.18521.08401.0831
S42.93551.92151.90533.01823.31583.86682.51892.54222.5442
H51.09272.15042.74853.01821.76871.77713.09332.55243.7917
H61.09242.15403.47123.31581.76871.77122.54313.77924.3469
H71.09692.13993.05453.86681.77711.77122.57433.13693.8003
H82.19991.08562.18522.51893.09332.54312.57433.09632.4856
H92.77552.20621.08402.54222.55243.77923.13693.09631.8291
H103.49952.21791.08312.54423.79174.34693.80032.48561.8291

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 120.674 C1 C2 S4 117.553
C1 C2 H8 115.538 C2 C1 H5 110.981
C2 C1 H6 111.286 C2 C1 H7 109.882
C2 C3 S4 67.871 C2 C3 H9 118.109
C2 C3 H10 119.230 C2 S4 C3 45.420
C3 C2 S4 66.709 C3 C2 H8 116.151
S4 C2 H8 110.694 S4 C3 H9 113.655
S4 C3 H10 113.860 H5 C1 H6 108.086
H5 C1 H7 108.503 H6 C1 H7 108.003
H9 C3 H10 115.128
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.467      
2 C -0.353      
3 C -0.480      
4 S 0.092      
5 H 0.186      
6 H 0.189      
7 H 0.178      
8 H 0.221      
9 H 0.217      
10 H 0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.189 1.622 0.304 2.741
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.598 1.728 -0.416
y 1.728 -31.401 -0.489
z -0.416 -0.489 -32.159
Traceless
 xyz
x -1.818 1.728 -0.416
y 1.728 1.477 -0.489
z -0.416 -0.489 0.341
Polar
3z2-r20.682
x2-y2-2.197
xy1.728
xz-0.416
yz-0.489


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.029 -0.861 -0.391
y -0.861 6.860 -0.096
z -0.391 -0.096 5.211


<r2> (average value of r2) Å2
<r2> 106.869
(<r2>)1/2 10.338