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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-117.283539
Energy at 298.15K-117.290024
HF Energy-117.006958
Nuclear repulsion energy75.187264
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
4/u)
Dep P Dep U
1 A1' 3216 3007 0.00      
2 A1' 1598 1494 0.00      
3 A1' 1246 1165 0.00      
4 A1" 1219 1140 0.00      
5 A2' 1203 1125 0.00      
6 A2" 3299 3085 44.59      
7 A2" 901 843 0.37      
8 E' 3198 2991 22.00      
8 E' 3198 2991 22.00      
9 E' 1565 1463 1.70      
9 E' 1565 1463 1.70      
10 E' 1179 1103 12.31      
10 E' 1179 1103 12.31      
11 E' 912 853 22.65      
11 E' 912 853 22.65      
12 E" 3277 3065 0.00      
12 E" 3277 3065 0.00      
13 E" 1280 1197 0.00      
13 E" 1280 1197 0.00      
14 E" 807 755 0.00      
14 E" 807 755 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18558.2 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 17355.7 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
0.66279 0.66279 0.41227

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 0.878 0.000
C2 0.761 -0.439 0.000
C3 -0.761 -0.439 0.000
H4 0.000 1.473 0.908
H5 1.275 -0.736 0.908
H6 -1.275 -0.736 0.908
H7 0.000 1.473 -0.908
H8 1.275 -0.736 -0.908
H9 -1.275 -0.736 -0.908

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52141.52141.08552.24922.24921.08552.24922.2492
C21.52141.52142.24921.08552.24922.24921.08552.2492
C31.52141.52142.24922.24921.08552.24922.24921.0855
H41.08552.24922.24922.55072.55071.81673.13163.1316
H52.24921.08552.24922.55072.55073.13161.81673.1316
H62.24922.24921.08552.55072.55073.13163.13161.8167
H71.08552.24922.24921.81673.13163.13162.55072.5507
H82.24921.08552.24923.13161.81673.13162.55072.5507
H92.24922.24921.08553.13163.13161.81672.55072.5507

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 118.303
C1 C2 H8 118.303 C1 C3 C2 60.000
C1 C3 H6 118.303 C1 C3 H9 118.303
C2 C1 C3 60.000 C2 C1 H4 118.303
C2 C1 H7 118.303 C2 C3 H6 118.303
C2 C3 H9 118.303 C3 C1 H4 118.303
C3 C1 H7 118.303 C3 C2 H5 118.303
C3 C2 H8 118.303 H4 C1 H7 113.611
H5 C2 H8 113.611 H6 C3 H9 113.611
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability