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 C₄H₉N (Pyrrolidine)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K	x
	Enthalpy 0K
	Energy 0K		261
	Energy 298.15K		254
	Atomization Enthalpy 298.15K	x	188	x
	Atomization Enthalpy 0K		188
	Entropy (298.15K)	x	186	x
	Entropy at any temperature		186
	Integrated Heat Capacity		186
	Heat Capacity (Cp)		186
	Nuclear Repulsion Energy		239
	HOMO-LUMO Energies		239
	Barriers to Internal Rotation		0
Geometries	Cartesians		218
	Internal Coordinates	x	217	x
	Products of moments of inertia	x	234	x
	Rotational Constants	x	239	x
	Point Group		240
Vibrations	Vibrational Frequencies	fun.	235	x
	Vibrational Intensities		247
	Zero-point energies	x	235	x
	Vibrational scaling factors	x
	Anharmonic frequencies and constants		1
	Raman frequencies and intensities		0
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		177
	Dipole		185
	Quadrupole		176
	Polarizability		164
Other results	Spin		0
	Number of basis functions		7
	Conformations		1