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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-117.436563
Energy at 298.15K-117.443027
HF Energy-117.058693
Nuclear repulsion energy75.987016
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 CID/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1' 3253 3005 0.00      
2 A1' 1617 1493 0.00      
3 A1' 1283 1186 0.00      
4 A1" 1217 1124 0.00      
5 A2' 1157 1068 0.00      
6 A2" 3338 3084 34.51      
7 A2" 897 828 0.25      
8 E' 3240 2993 22.66      
8 E' 3240 2993 22.66      
9 E' 1554 1435 0.74      
9 E' 1554 1435 0.74      
10 E' 1142 1055 7.39      
10 E' 1142 1055 7.39      
11 E' 949 877 21.00      
11 E' 949 877 21.00      
12 E" 3320 3066 0.00      
12 E" 3320 3066 0.00      
13 E" 1277 1180 0.00      
13 E" 1277 1180 0.00      
14 E" 783 723 0.00      
14 E" 783 723 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18645.0 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 17222.4 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 CID/6-31G*
ABC
0.67747 0.67747 0.42354

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.866 0.000
C2 0.750 -0.433 0.000
C3 -0.750 -0.433 0.000
H4 0.000 1.455 0.908
H5 1.260 -0.727 0.908
H6 -1.260 -0.727 0.908
H7 0.000 1.455 -0.908
H8 1.260 -0.727 -0.908
H9 -1.260 -0.727 -0.908

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50011.50011.08202.22502.22501.08202.22502.2250
C21.50011.50012.22501.08202.22502.22501.08202.2250
C31.50011.50012.22502.22501.08202.22502.22501.0820
H41.08202.22502.22502.51992.51991.81553.10573.1057
H52.22501.08202.22502.51992.51993.10571.81553.1057
H62.22502.22501.08202.51992.51993.10573.10571.8155
H71.08202.22502.22501.81553.10573.10572.51992.5199
H82.22501.08202.22503.10571.81553.10572.51992.5199
H92.22502.22501.08203.10573.10571.81552.51992.5199

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 118.117
C1 C2 H8 118.117 C1 C3 C2 60.000
C1 C3 H6 118.117 C1 C3 H9 118.117
C2 C1 C3 60.000 C2 C1 H4 118.117
C2 C1 H7 118.117 C2 C3 H6 118.117
C2 C3 H9 118.117 C3 C1 H4 118.117
C3 C1 H7 118.117 C3 C2 H5 118.117
C3 C2 H8 118.117 H4 C1 H7 114.063
H5 C2 H8 114.063 H6 C3 H9 114.063
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability