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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CID/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-117.575491
Energy at 298.15K-117.581946
HF Energy-117.098971
Nuclear repulsion energy76.290368
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/6-311+G(3df,2p)
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' 3242 2996 0.00      
2 A1' 1591 1470 0.00      
3 A1' 1264 1168 0.00      
4 A1" 1207 1115 0.00      
5 A2' 1152 1064 0.00      
6 A2" 3334 3081 25.54      
7 A2" 885 818 0.26      
8 E' 3230 2985 18.96      
8 E' 3230 2985 18.96      
9 E' 1533 1417 0.94      
9 E' 1533 1417 0.94      
10 E' 1114 1029 6.50      
10 E' 1114 1029 6.50      
11 E' 935 864 22.29      
11 E' 935 864 22.29      
12 E" 3314 3062 0.00      
12 E" 3314 3062 0.00      
13 E" 1262 1166 0.00      
13 E" 1262 1166 0.00      
14 E" 769 711 0.00      
14 E" 769 711 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18495.0 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 17089.4 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/6-311+G(3df,2p)
ABC
0.68251 0.68251 0.42659

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-311+G(3df,2p)

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.864 0.000
C2 0.748 -0.432 0.000
C3 -0.748 -0.432 0.000
H4 0.000 1.446 0.904
H5 1.252 -0.723 0.904
H6 -1.252 -0.723 0.904
H7 0.000 1.446 -0.904
H8 1.252 -0.723 -0.904
H9 -1.252 -0.723 -0.904

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.49661.49661.07492.21432.21431.07492.21432.2143
C21.49661.49662.21431.07492.21432.21431.07492.2143
C31.49661.49662.21432.21431.07492.21432.21431.0749
H41.07492.21432.21432.50422.50421.80783.08863.0886
H52.21431.07492.21432.50422.50423.08861.80783.0886
H62.21432.21431.07492.50422.50423.08863.08861.8078
H71.07492.21432.21431.80783.08863.08862.50422.5042
H82.21431.07492.21433.08861.80783.08862.50422.5042
H92.21432.21431.07493.08863.08861.80782.50422.5042

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 117.949
C1 C2 H8 117.949 C1 C3 C2 60.000
C1 C3 H6 117.949 C1 C3 H9 117.949
C2 C1 C3 60.000 C2 C1 H4 117.949
C2 C1 H7 117.949 C2 C3 H6 117.949
C2 C3 H9 117.949 C3 C1 H4 117.949
C3 C1 H7 117.949 C3 C2 H5 117.949
C3 C2 H8 117.949 H4 C1 H7 114.471
H5 C2 H8 114.471 H6 C3 H9 114.471
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability