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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CISD/6-311G**

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/6-311G**
 hartrees
Energy at 0K-117.516831
Energy at 298.15K-117.523293
HF Energy-117.088372
Nuclear repulsion energy75.918339
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/6-311G**
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' 3234 3234 0.00      
2 A1' 1590 1590 0.00      
3 A1' 1263 1263 0.00      
4 A1" 1208 1208 0.00      
5 A2' 1145 1145 0.00      
6 A2" 3326 3326 36.72      
7 A2" 889 889 0.07      
8 E' 3221 3221 22.04      
8 E' 3221 3221 22.04      
9 E' 1528 1528 1.07      
9 E' 1528 1528 1.07      
10 E' 1125 1125 7.07      
10 E' 1125 1125 7.07      
11 E' 933 933 22.22      
11 E' 933 933 22.22      
12 E" 3305 3305 0.00      
12 E" 3305 3305 0.00      
13 E" 1265 1265 0.00      
13 E" 1265 1265 0.00      
14 E" 776 776 0.00      
14 E" 776 776 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18478.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18478.7 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 CISD/6-311G**
ABC
0.67581 0.67581 0.42250

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-311G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.868 0.000
C2 0.752 -0.434 0.000
C3 -0.752 -0.434 0.000
H4 0.000 1.452 0.909
H5 1.257 -0.726 0.909
H6 -1.257 -0.726 0.909
H7 0.000 1.452 -0.909
H8 1.257 -0.726 -0.909
H9 -1.257 -0.726 -0.909

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50421.50421.08002.22472.22471.08002.22472.2247
C21.50421.50422.22471.08002.22472.22471.08002.2247
C31.50421.50422.22472.22471.08002.22472.22471.0800
H41.08002.22472.22472.51502.51501.81763.10303.1030
H52.22471.08002.22472.51502.51503.10301.81763.1030
H62.22472.22471.08002.51502.51503.10303.10301.8176
H71.08002.22472.22471.81763.10303.10302.51502.5150
H82.22471.08002.22473.10301.81763.10302.51502.5150
H92.22472.22471.08003.10303.10301.81762.51502.5150

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 117.901
C1 C2 H8 117.901 C1 C3 C2 60.000
C1 C3 H6 117.901 C1 C3 H9 117.901
C2 C1 C3 60.000 C2 C1 H4 117.901
C2 C1 H7 117.901 C2 C3 H6 117.901
C2 C3 H9 117.901 C3 C1 H4 117.901
C3 C1 H7 117.901 C3 C2 H5 117.901
C3 C2 H8 117.901 H4 C1 H7 114.587
H5 C2 H8 114.586 H6 C3 H9 114.586
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability