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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: MP4/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at MP4/6-31G(2df,p)
 hartrees
Energy at 0K-117.611930
Energy at 298.15K-117.618296
HF Energy-117.074235
Nuclear repulsion energy75.624218
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 MP4/6-31G(2df,p)
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' 3189 3189        
2 A1' 1532 1532        
3 A1' 1224 1224        
4 A1" 1171 1171        
5 A2' 1093 1093        
6 A2" 3286 3286        
7 A2" 856 856        
8 E' 3179 3179        
8 E' 3179 3179        
9 E' 1483 1483        
9 E' 1483 1483        
10 E' 1069 1069        
10 E' 1069 1069        
11 E' 908 908        
11 E' 907 907        
12 E" 3267 3267        
12 E" 3267 3267        
13 E" 1221 1221        
13 E" 1221 1221        
14 E" 739 739        
14 E" 739 739        

Unscaled Zero Point Vibrational Energy (zpe) 18040.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18040.9 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 MP4/6-31G(2df,p)
ABC
0.67045 0.67045 0.41898

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G(2df,p)

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.872 0.000
C2 0.755 -0.436 0.000
C3 -0.755 -0.436 0.000
H4 0.000 1.457 0.912
H5 1.262 -0.729 0.912
H6 -1.262 -0.729 0.912
H7 0.000 1.457 -0.912
H8 1.262 -0.729 -0.912
H9 -1.262 -0.729 -0.912

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51081.51081.08342.23332.23331.08342.23332.2333
C21.51081.51082.23331.08342.23332.23331.08342.2333
C31.51081.51082.23332.23331.08342.23332.23331.0834
H41.08342.23332.23332.52442.52441.82343.11413.1141
H52.23331.08342.23332.52442.52443.11411.82343.1141
H62.23332.23331.08342.52442.52443.11413.11411.8234
H71.08342.23332.23331.82343.11413.11412.52442.5244
H82.23331.08342.23333.11411.82343.11412.52442.5244
H92.23332.23331.08343.11413.11411.82342.52442.5244

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 117.892
C1 C2 H8 117.892 C1 C3 C2 60.000
C1 C3 H6 117.892 C1 C3 H9 117.892
C2 C1 C3 60.000 C2 C1 H4 117.892
C2 C1 H7 117.892 C2 C3 H6 117.892
C2 C3 H9 117.892 C3 C1 H4 117.892
C3 C1 H7 117.892 C3 C2 H5 117.892
C3 C2 H8 117.892 H4 C1 H7 114.608
H5 C2 H8 114.608 H6 C3 H9 114.608
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability