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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CCSD(T)/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CCSD(T)/cc-pVTZ
 hartrees
Energy at 0K-117.670323
Energy at 298.15K-117.676688
HF Energy-117.100949
Nuclear repulsion energy75.713481
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 CCSD(T)/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 3158 3078        
2 A1' 1528 1490        
3 A1' 1215 1184        
4 A1" 1161 1132        
5 A2' 1088 1061        
6 A2" 3249 3168        
7 A2" 856 835        
8 E' 3147 3068        
8 E' 3147 3068        
9 E' 1478 1440        
9 E' 1477 1440        
10 E' 1061 1034        
10 E' 1061 1034        
11 E' 892 870        
11 E' 892 870        
12 E" 3230 3148        
12 E" 3229 3148        
13 E" 1217 1186        
13 E" 1217 1186        
14 E" 740 721        
14 E" 740 721        

Unscaled Zero Point Vibrational Energy (zpe) 17890.9 cm-1
Scaled (by 0.9748) Zero Point Vibrational Energy (zpe) 17440.0 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 CCSD(T)/cc-pVTZ
ABC
0.67188 0.67188 0.41998

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/cc-pVTZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.872 0.000
C2 0.755 -0.436 0.000
C3 -0.755 -0.436 0.000
H4 0.000 1.454 0.911
H5 1.259 -0.727 0.911
H6 -1.259 -0.727 0.911
H7 0.000 1.454 -0.911
H8 1.259 -0.727 -0.911
H9 -1.259 -0.727 -0.911

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50991.50991.08132.22972.22971.08132.22972.2297
C21.50991.50992.22971.08132.22972.22971.08132.2297
C31.50991.50992.22972.22971.08132.22972.22971.0813
H41.08132.22972.22972.51832.51831.82243.10853.1085
H52.22971.08132.22972.51832.51833.10851.82243.1085
H62.22972.22971.08132.51832.51833.10853.10851.8224
H71.08132.22972.22971.82243.10853.10852.51832.5183
H82.22971.08132.22973.10851.82243.10852.51832.5183
H92.22972.22971.08133.10853.10851.82242.51832.5183

picture of Cyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 H5 117.795
C1 C2 H8 117.795 C1 C3 C2 60.000
C1 C3 H6 117.795 C1 C3 H9 117.795
C2 C1 C3 60.000 C2 C1 H4 117.795
C2 C1 H7 117.795 C2 C3 H6 117.795
C2 C3 H9 117.795 C3 C1 H4 117.795
C3 C1 H7 117.795 C3 C2 H5 117.795
C3 C2 H8 117.795 H4 C1 H7 114.844
H5 C2 H8 114.844 H6 C3 H9 114.844
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability