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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP2=FULL/6-311+G(3df,2pd)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP2=FULL/6-311+G(3df,2pd)
 hartrees
Energy at 0K-117.685405
Energy at 298.15K-117.691787
HF Energy-117.099740
Nuclear repulsion energy76.165497
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=FULL/6-311+G(3df,2pd)
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' 3190 3190 0.00      
2 A1' 1537 1537 0.00      
3 A1' 1242 1242 0.00      
4 A1" 1172 1172 0.00      
5 A2' 1091 1091 0.00      
6 A2" 3293 3293 14.65      
7 A2" 870 870 0.40      
8 E' 3181 3181 12.84      
8 E' 3181 3181 12.84      
9 E' 1486 1486 1.03      
9 E' 1486 1486 1.03      
10 E' 1055 1055 10.22      
10 E' 1055 1055 10.22      
11 E' 917 917 19.93      
11 E' 917 917 19.93      
12 E" 3275 3275 0.00      
12 E" 3275 3275 0.00      
13 E" 1222 1222 0.00      
13 E" 1222 1222 0.00      
14 E" 748 748 0.00      
14 E" 748 748 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18081.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18081.7 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 MP2=FULL/6-311+G(3df,2pd)
ABC
0.68021 0.68021 0.42588

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311+G(3df,2pd)

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.865 0.000
C2 0.749 -0.433 0.000
C3 -0.749 -0.433 0.000
H4 0.000 1.445 0.909
H5 1.252 -0.723 0.909
H6 -1.252 -0.723 0.909
H7 0.000 1.445 -0.909
H8 1.252 -0.723 -0.909
H9 -1.252 -0.723 -0.909

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.49871.49871.07782.21662.21661.07782.21662.2166
C21.49871.49872.21661.07782.21662.21661.07782.2166
C31.49871.49872.21662.21661.07782.21662.21661.0778
H41.07782.21662.21662.50322.50321.81713.09323.0932
H52.21661.07782.21662.50322.50323.09321.81713.0932
H62.21662.21661.07782.50322.50323.09323.09321.8171
H71.07782.21662.21661.81713.09323.09322.50322.5032
H82.21661.07782.21663.09321.81713.09322.50322.5032
H92.21662.21661.07783.09323.09321.81712.50322.5032

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 117.773
C1 C2 H8 117.773 C1 C3 C2 60.000
C1 C3 H6 117.773 C1 C3 H9 117.773
C2 C1 C3 60.000 C2 C1 H4 117.773
C2 C1 H7 117.773 C2 C3 H6 117.773
C2 C3 H9 117.773 C3 C1 H4 117.773
C3 C1 H7 117.773 C3 C2 H5 117.773
C3 C2 H8 117.773 H4 C1 H7 114.897
H5 C2 H8 114.897 H6 C3 H9 114.897
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability