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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-515.136393
Energy at 298.15K-515.143130
HF Energy-514.585112
Nuclear repulsion energy159.989773
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 MP3/6-31G*
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 3287 3085 4.09      
2 A 3222 3025 12.44      
3 A 3199 3003 11.33      
4 A 3194 2998 8.84      
5 A 3177 2982 13.35      
6 A 3101 2910 20.56      
7 A 1557 1462 6.03      
8 A 1555 1460 5.14      
9 A 1542 1447 4.74      
10 A 1482 1391 4.76      
11 A 1439 1351 5.69      
12 A 1245 1168 4.86      
13 A 1229 1154 2.83      
14 A 1158 1087 18.37      
15 A 1120 1051 10.06      
16 A 1066 1000 3.81      
17 A 977 917 2.53      
18 A 966 907 3.29      
19 A 924 868 2.05      
20 A 685 643 10.19      
21 A 660 619 12.63      
22 A 398 374 0.20      
23 A 313 294 1.35      
24 A 240 225 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 18867.4 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 17708.9 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 MP3/6-31G*
ABC
0.39111 0.16088 0.13089

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.778 -0.299 -0.178
C2 -0.510 0.154 0.506
C3 0.374 1.148 -0.151
S4 1.088 -0.525 -0.057
H5 -1.622 -0.371 -1.258
H6 -2.094 -1.280 0.188
H7 -2.584 0.418 0.014
H8 -0.578 0.231 1.589
H9 0.098 1.482 -1.148
H10 0.856 1.902 0.462

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.51012.59282.87741.09351.09331.09612.20142.76253.4919
C21.51011.48401.82572.15082.15952.14761.08752.20712.2195
C32.59281.48401.82102.74133.47793.05092.18491.08651.0856
S42.87741.82571.82102.96873.27963.79202.46082.48922.4925
H51.09352.15082.74132.96871.77181.77983.09232.53093.7775
H61.09332.15953.47793.27961.77181.77542.55863.77044.3476
H71.09612.14763.05093.79201.77981.77542.55753.11103.7733
H82.20141.08752.18492.46083.09232.55862.55753.08412.4731
H92.76252.20711.08652.48922.53093.77043.11103.08411.8285
H103.49192.21951.08562.49253.77754.34763.77332.47311.8285

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 119.986 C1 C2 S4 118.917
C1 C2 H8 114.905 C2 C1 H5 110.373
C2 C1 H6 111.084 C2 C1 H7 109.965
C2 C3 S4 66.150 C2 C3 H9 117.491
C2 C3 H10 118.657 C2 S4 C3 48.026
C3 C2 S4 65.823 C3 C2 H8 115.485
S4 C2 H8 112.813 S4 C3 H9 115.437
S4 C3 H10 115.753 H5 C1 H6 108.235
H5 C1 H7 108.751 H6 C1 H7 108.365
H9 C3 H10 114.667
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability