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

using model chemistry: MP2/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-515.170683
Energy at 298.15K-515.177364
HF Energy-514.612104
Nuclear repulsion energy159.223942
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/cc-pVDZ
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 3266 3111 3.24      
2 A 3199 3047 17.08      
3 A 3184 3032 5.90      
4 A 3174 3023 9.40      
5 A 3162 3011 8.67      
6 A 3077 2931 23.53      
7 A 1493 1423 4.09      
8 A 1490 1419 5.55      
9 A 1476 1406 5.38      
10 A 1419 1351 3.49      
11 A 1378 1312 5.59      
12 A 1210 1152 2.88      
13 A 1189 1132 1.24      
14 A 1102 1050 12.84      
15 A 1063 1013 9.30      
16 A 1022 973 3.18      
17 A 940 895 3.83      
18 A 929 885 1.98      
19 A 899 857 2.12      
20 A 667 636 9.32      
21 A 645 615 8.01      
22 A 385 367 0.21      
23 A 306 291 1.46      
24 A 245 234 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 18459.1 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 17582.3 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/cc-pVDZ
ABC
0.38462 0.16040 0.13022

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.776 -0.304 -0.180
C2 -0.516 0.165 0.512
C3 0.372 1.156 -0.156
S4 1.089 -0.530 -0.055
H5 -1.612 -0.369 -1.267
H6 -2.080 -1.299 0.183
H7 -2.603 0.403 0.015
H8 -0.579 0.244 1.605
H9 0.096 1.481 -1.166
H10 0.873 1.912 0.458

Atom - Atom Distances (Å)
  C1 C2 C3 S4 H5 H6 H7 H8 H9 H10
C11.51222.59782.87721.10191.10191.10472.21782.76853.5125
C21.51221.48881.83892.15702.16782.15791.09782.21832.2327
C32.59781.48881.83412.73853.48673.07372.19941.09641.0955
S42.87721.83891.83412.96523.27033.80852.47782.50232.5045
H51.10192.15702.73852.96521.78511.79533.11342.52033.7893
H61.10192.16783.48673.27031.78511.78832.58033.77954.3716
H71.10472.15793.07373.80851.79531.78832.57793.13713.8151
H82.21781.09782.19942.47783.11342.58032.57793.10862.4913
H92.76852.21831.09642.50232.52033.77953.13713.10861.8513
H103.51252.23271.09552.50453.78934.37163.81512.49131.8513

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 119.912 C1 C2 S4 117.991
C1 C2 H8 115.451 C2 C1 H5 110.218
C2 C1 H6 111.076 C2 C1 H7 110.127
C2 C3 S4 66.255 C2 C3 H9 117.394
C2 C3 H10 118.732 C2 S4 C3 47.825
C3 C2 S4 65.920 C3 C2 H8 115.661
S4 C2 H8 112.619 S4 C3 H9 114.932
S4 C3 H10 115.158 H5 C1 H6 108.191
H5 C1 H7 108.893 H6 C1 H7 108.270
H9 C3 H10 115.263
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability