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All results from a given calculation for C3H6S (Thietane)

using model chemistry: MP2/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/LANL2DZ
 hartrees
Energy at 0K-127.217082
Energy at 298.15K-127.224058
HF Energy-126.904530
Nuclear repulsion energy101.855871
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/LANL2DZ
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' 3183 3066 50.88      
2 A' 3134 3019 15.54      
3 A' 3095 2980 13.97      
4 A' 3064 2951 42.94      
5 A' 1529 1473 0.11      
6 A' 1507 1452 4.62      
7 A' 1302 1254 1.28      
8 A' 1220 1175 1.32      
9 A' 1005 968 5.07      
10 A' 935 900 1.93      
11 A' 869 837 3.52      
12 A' 679 654 3.01      
13 A' 509 490 2.51      
14 A' 145 139 1.46      
15 A" 3179 3062 2.84      
16 A" 3093 2979 75.36      
17 A" 1507 1451 0.78      
18 A" 1354 1304 11.53      
19 A" 1295 1247 18.94      
20 A" 1214 1169 1.49      
21 A" 1039 1001 0.31      
22 A" 990 954 1.14      
23 A" 852 821 0.03      
24 A" 615 593 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 18657.9 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 17969.4 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/LANL2DZ
ABC
0.32202 0.20106 0.13588

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.391 1.090 0.000
C2 -0.239 -0.331 1.178
C3 -0.239 -0.331 -1.178
C4 -0.239 -1.377 0.000
H5 -1.244 -0.075 1.544
H6 0.456 -0.509 2.012
H7 -1.244 -0.075 -1.544
H8 0.456 -0.509 -2.012
H9 -1.092 -2.078 0.000
H10 0.704 -1.950 0.000

Atom - Atom Distances (Å)
  S1 C2 C3 C4 H5 H6 H7 H8 H9 H10
S11.95041.95042.54572.53262.57072.53262.57073.49753.0559
C21.95042.35641.57521.10041.10012.91343.27012.27292.2130
C31.95042.35641.57522.91343.27011.10041.10012.27292.2130
C42.54571.57521.57522.25642.29912.25642.29911.10421.1034
H52.53261.10042.91342.25641.81643.08833.96592.53393.1141
H62.57071.10013.27012.29911.81643.96594.02452.98462.4876
H72.53262.91341.10042.25643.08833.96591.81642.53393.1141
H82.57073.27011.10012.29913.96594.02451.81642.98462.4876
H93.49752.27292.27291.10422.53392.98462.53392.98461.8005
H103.05592.21302.21301.10343.11412.48763.11412.48761.8005

picture of Thietane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 C4 91.820 S1 C2 H5 109.025
S1 C2 H6 111.809 S1 C3 C4 91.820
S1 C3 H7 109.025 S1 C3 H8 111.809
C2 S1 C3 74.323 C2 C4 C3 96.830
C2 C4 H9 114.921 C2 C4 H10 110.172
C3 C4 H9 114.921 C3 C4 H10 110.172
C4 C2 H5 113.805 C4 C2 H6 117.388
C4 C3 H7 113.805 C4 C3 H8 117.388
H5 C2 H6 111.271 H7 C3 H8 111.271
H9 C4 H10 109.290
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability