Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All data (experiment and calculated) in the CCCBDB for C₅H₈ (Bicyclo[2.1.0]pentane)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K	x
	Enthalpy 0K
	Energy 0K		264
	Energy 298.15K		254
	Atomization Enthalpy 298.15K	x	182	x
	Atomization Enthalpy 0K		181
	Entropy (298.15K)		180
	Entropy at any temperature		180
	Integrated Heat Capacity		180
	Heat Capacity (Cp)		180
	Nuclear Repulsion Energy		249
	HOMO-LUMO Energies		209
	Barriers to Internal Rotation		0
Geometries	Cartesians		220
	Internal Coordinates	x	219	x
	Products of moments of inertia	x	239	x
	Rotational Constants	x	244	x
	Point Group		250
Vibrations	Vibrational Frequencies	fun.	241	x
	Vibrational Intensities		256
	Zero-point energies		241
	Vibrational scaling factors
	Anharmonic frequencies and constants		1
	Raman frequencies and intensities		5
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		185
	Dipole	x	196	x
	Quadrupole		187
	Polarizability		172
Other results	Spin		0
	Number of basis functions		7
	Conformations		1