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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: CCSD/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 CCSD/6-311G*
 hartrees
Energy at 0K-117.526177
Energy at 298.15K-117.532574
HF Energy-117.077568
Nuclear repulsion energy75.518496
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 CCSD/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' 3154 3007 0.00      
2 A1' 1557 1485 0.00      
3 A1' 1235 1178 0.00      
4 A1" 1179 1124 0.00      
5 A2' 1100 1049 0.00      
6 A2" 3244 3093 40.65      
7 A2" 865 825 0.29      
8 E' 3142 2996 24.17      
8 E' 3142 2996 24.17      
9 E' 1500 1430 2.18      
9 E' 1500 1430 2.18      
10 E' 1090 1039 10.18      
10 E' 1090 1039 10.18      
11 E' 908 866 21.48      
11 E' 908 866 21.48      
12 E" 3224 3074 0.00      
12 E" 3224 3074 0.00      
13 E" 1236 1178 0.00      
13 E" 1236 1178 0.00      
14 E" 761 726 0.00      
14 E" 761 726 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18027.3 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 17189.0 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 CCSD/6-311G*
ABC
0.66884 0.66884 0.41816

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.873 0.000
C2 0.756 -0.436 0.000
C3 -0.756 -0.436 0.000
H4 0.000 1.461 0.914
H5 1.265 -0.730 0.914
H6 -1.265 -0.730 0.914
H7 0.000 1.461 -0.914
H8 1.265 -0.730 -0.914
H9 -1.265 -0.730 -0.914

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51131.51131.08672.23722.23721.08672.23722.2372
C21.51131.51132.23721.08672.23722.23721.08672.2372
C31.51131.51132.23722.23721.08672.23722.23721.0867
H41.08672.23722.23722.53032.53031.82723.12113.1211
H52.23721.08672.23722.53032.53043.12111.82723.1211
H62.23722.23721.08672.53032.53043.12113.12111.8272
H71.08672.23722.23721.82723.12113.12112.53032.5303
H82.23721.08672.23723.12111.82723.12112.53032.5304
H92.23722.23721.08673.12113.12111.82722.53032.5304

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 117.962
C1 C2 H8 117.962 C1 C3 C2 60.000
C1 C3 H6 117.962 C1 C3 H9 117.962
C2 C1 C3 60.000 C2 C1 H4 117.962
C2 C1 H7 117.962 C2 C3 H6 117.962
C2 C3 H9 117.962 C3 C1 H4 117.962
C3 C1 H7 117.962 C3 C2 H5 117.962
C3 C2 H8 117.962 H4 C1 H7 114.439
H5 C2 H8 114.438 H6 C3 H9 114.438
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability