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

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-515.101257
Energy at 298.15K-515.107996
HF Energy-514.585133
Nuclear repulsion energy160.182146
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 MP2/6-31G*
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 3288 3101 2.84      
2 A 3218 3034 14.33      
3 A 3203 3021 7.02      
4 A 3193 3011 6.78      
5 A 3190 3008 10.39      
6 A 3102 2925 18.47      
7 A 1560 1471 6.94      
8 A 1553 1464 4.61      
9 A 1542 1454 4.69      
10 A 1473 1389 4.92      
11 A 1432 1351 6.24      
12 A 1244 1173 4.42      
13 A 1227 1157 2.29      
14 A 1153 1087 16.97      
15 A 1116 1052 11.30      
16 A 1063 1003 4.19      
17 A 975 920 2.43      
18 A 966 911 4.01      
19 A 923 870 2.06      
20 A 682 643 9.04      
21 A 658 620 11.01      
22 A 397 375 0.22      
23 A 312 294 1.38      
24 A 247 233 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 18858.2 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 17783.3 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 MP2/6-31G*
ABC
0.39179 0.16143 0.13134

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.776 -0.295 -0.179
C2 -0.510 0.152 0.503
C3 0.380 1.140 -0.148
S4 1.086 -0.525 -0.057
H5 -1.632 -0.379 -1.259
H6 -2.114 -1.266 0.194
H7 -2.571 0.436 0.009
H8 -0.590 0.227 1.586
H9 0.107 1.496 -1.140
H10 0.865 1.905 0.456

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.50582.59012.87401.09341.09401.09592.18962.77093.4957
C21.50581.48081.82202.15592.16312.13771.08842.21092.2289
C32.59011.48081.81102.75543.48243.03722.18651.08871.0885
S42.87401.82201.81102.97613.29433.78142.46432.49322.4932
H51.09342.15592.75542.97611.76961.77623.09042.56043.7943
H61.09402.16313.48243.29431.76961.77252.54763.78734.3592
H71.09592.13773.03723.78141.77621.77252.54033.10063.7632
H82.18961.08842.18652.46433.09042.54762.54033.08682.4925
H92.77092.21091.08872.49322.56043.78733.10063.08681.8132
H103.49572.22891.08852.49323.79434.35923.76322.49251.8132

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 120.280 C1 C2 S4 119.150
C1 C2 H8 114.176 C2 C1 H5 111.093
C2 C1 H6 111.641 C2 C1 H7 109.491
C2 C3 S4 66.337 C2 C3 H9 117.922
C2 C3 H10 119.567 C2 S4 C3 48.105
C3 C2 S4 65.559 C3 C2 H8 115.817
S4 C2 H8 113.294 S4 C3 H9 116.355
S4 C3 H10 116.374 H5 C1 H6 108.000
H5 C1 H7 108.444 H6 C1 H7 108.067
H9 C3 H10 112.781
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability