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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CISD/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-117.584473
Energy at 298.15K-117.590930
HF Energy-117.101537
Nuclear repulsion energy76.287653
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-pVTZ
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' 3245 3017 0.00      
2 A1' 1590 1478 0.00      
3 A1' 1263 1175 0.00      
4 A1" 1205 1121 0.00      
5 A2' 1148 1067 0.00      
6 A2" 3336 3102 27.59      
7 A2" 886 824 0.25      
8 E' 3233 3006 20.78      
8 E' 3233 3006 20.78      
9 E' 1532 1424 0.88      
9 E' 1532 1424 0.88      
10 E' 1114 1036 6.75      
10 E' 1114 1036 6.75      
11 E' 933 868 22.26      
11 E' 933 868 22.26      
12 E" 3315 3082 0.00      
12 E" 3315 3082 0.00      
13 E" 1263 1174 0.00      
13 E" 1263 1174 0.00      
14 E" 769 715 0.00      
14 E" 769 715 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18494.9 cm-1
Scaled (by 0.9298) Zero Point Vibrational Energy (zpe) 17196.6 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-pVTZ
ABC
0.68236 0.68236 0.42644

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.864 0.000
C2 0.749 -0.432 0.000
C3 -0.749 -0.432 0.000
H4 0.000 1.445 0.904
H5 1.252 -0.723 0.904
H6 -1.252 -0.723 0.904
H7 0.000 1.445 -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
C11.49731.49731.07422.21402.21401.07422.21402.2140
C21.49731.49732.21401.07422.21402.21401.07422.2140
C31.49731.49732.21402.21401.07422.21402.21401.0742
H41.07422.21402.21402.50302.50301.80763.08753.0875
H52.21401.07422.21402.50302.50303.08751.80763.0875
H62.21402.21401.07422.50302.50303.08753.08751.8076
H71.07422.21402.21401.80763.08753.08752.50302.5030
H82.21401.07422.21403.08751.80763.08752.50302.5030
H92.21402.21401.07423.08753.08751.80762.50302.5030

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 117.912
C1 C2 H8 117.912 C1 C3 C2 60.000
C1 C3 H6 117.912 C1 C3 H9 117.912
C2 C1 C3 60.000 C2 C1 H4 117.912
C2 C1 H7 117.912 C2 C3 H6 117.912
C2 C3 H9 117.912 C3 C1 H4 117.912
C3 C1 H7 117.912 C3 C2 H5 117.912
C3 C2 H8 117.912 H4 C1 H7 114.559
H5 C2 H8 114.559 H6 C3 H9 114.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability