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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CISD/cc-pVDZ
 hartrees
Energy at 0K-117.476657
Energy at 298.15K-117.483083
HF Energy-117.066975
Nuclear repulsion energy75.527578
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 CISD/cc-pVDZ
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' 3239 2986 0.00      
2 A1' 1572 1449 0.00      
3 A1' 1261 1163 0.00      
4 A1" 1187 1094 0.00      
5 A2' 1124 1036 0.00      
6 A2" 3333 3073 28.56      
7 A2" 875 806 0.19      
8 E' 3224 2972 20.34      
8 E' 3224 2972 20.34      
9 E' 1501 1384 0.68      
9 E' 1501 1384 0.68      
10 E' 1105 1018 4.44      
10 E' 1105 1018 4.44      
11 E' 932 859 20.89      
11 E' 932 859 20.89      
12 E" 3313 3054 0.00      
12 E" 3313 3054 0.00      
13 E" 1244 1146 0.00      
13 E" 1244 1146 0.00      
14 E" 756 697 0.00      
14 E" 756 697 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18370.1 cm-1
Scaled (by 0.9218) Zero Point Vibrational Energy (zpe) 16933.6 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 CISD/cc-pVDZ
ABC
0.66920 0.66920 0.41907

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/cc-pVDZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.871 0.000
C2 0.755 -0.436 0.000
C3 -0.755 -0.436 0.000
H4 0.000 1.461 0.916
H5 1.265 -0.730 0.916
H6 -1.265 -0.730 0.916
H7 0.000 1.461 -0.916
H8 1.265 -0.730 -0.916
H9 -1.265 -0.730 -0.916

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50911.50911.08952.23702.23701.08952.23702.2370
C21.50911.50912.23701.08952.23702.23701.08952.2370
C31.50911.50912.23702.23701.08952.23702.23701.0895
H41.08952.23702.23702.52972.52971.83273.12383.1238
H52.23701.08952.23702.52972.52973.12381.83273.1238
H62.23702.23701.08952.52972.52973.12383.12381.8327
H71.08952.23702.23701.83273.12383.12382.52972.5297
H82.23701.08952.23703.12381.83273.12382.52972.5297
H92.23702.23701.08953.12383.12381.83272.52972.5297

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 117.931
C1 C2 H8 117.931 C1 C3 C2 60.000
C1 C3 H6 117.931 C1 C3 H9 117.931
C2 C1 C3 60.000 C2 C1 H4 117.931
C2 C1 H7 117.931 C2 C3 H6 117.931
C2 C3 H9 117.931 C3 C1 H4 117.931
C3 C1 H7 117.931 C3 C2 H5 117.931
C3 C2 H8 117.931 H4 C1 H7 114.513
H5 C2 H8 114.513 H6 C3 H9 114.513
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability