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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP3/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP3/CEP-121G
 hartrees
Energy at 0K-20.163175
Energy at 298.15K-20.169585
HF Energy-19.865339
Nuclear repulsion energy42.197845
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 MP3/CEP-121G
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' 3092 3092 0.00      
2 A1' 1524 1524 0.00      
3 A1' 1184 1184 0.00      
4 A1" 1189 1189 0.00      
5 A2' 1134 1134 0.00      
6 A2" 3197 3197 65.15      
7 A2" 856 856 0.15      
8 E' 3073 3073 30.19      
8 E' 3073 3073 30.19      
9 E' 1490 1490 1.09      
9 E' 1490 1490 1.09      
10 E' 1138 1138 13.44      
10 E' 1138 1138 13.44      
11 E' 857 857 27.19      
11 E' 857 857 27.19      
12 E" 3173 3173 0.00      
12 E" 3173 3173 0.00      
13 E" 1230 1230 0.00      
13 E" 1230 1230 0.00      
14 E" 779 779 0.00      
14 E" 779 779 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17827.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17827.8 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 MP3/CEP-121G
ABC
0.64068 0.64068 0.39795

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/CEP-121G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.898 0.000
C2 0.777 -0.449 0.000
C3 -0.777 -0.449 0.000
H4 0.000 1.486 0.921
H5 1.287 -0.743 0.921
H6 -1.287 -0.743 0.921
H7 0.000 1.486 -0.921
H8 1.287 -0.743 -0.921
H9 -1.287 -0.743 -0.921

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.55491.55491.09302.27952.27951.09302.27952.2795
C21.55491.55492.27951.09302.27952.27951.09302.2795
C31.55491.55492.27952.27951.09302.27952.27951.0930
H41.09302.27952.27952.57362.57361.84243.16513.1651
H52.27951.09302.27952.57362.57363.16511.84243.1651
H62.27952.27951.09302.57362.57363.16513.16511.8424
H71.09302.27952.27951.84243.16513.16512.57362.5736
H82.27951.09302.27953.16511.84243.16512.57362.5736
H92.27952.27951.09303.16513.16511.84242.57362.5736

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 117.778
C1 C2 H8 117.778 C1 C3 C2 60.000
C1 C3 H6 117.778 C1 C3 H9 117.778
C2 C1 C3 60.000 C2 C1 H4 117.778
C2 C1 H7 117.778 C2 C3 H6 117.778
C2 C3 H9 117.778 C3 C1 H4 117.778
C3 C1 H7 117.778 C3 C2 H5 117.778
C3 C2 H8 117.778 H4 C1 H7 114.885
H5 C2 H8 114.885 H6 C3 H9 114.885
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability