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 HCONH₂CN₂H₄ (formamide aminomethanimine dimer)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		160
	Energy 298.15K		144
	Atomization Enthalpy 298.15K		32
	Atomization Enthalpy 0K		34
	Entropy (298.15K)		70
	Entropy at any temperature		70
	Integrated Heat Capacity		70
	Heat Capacity (Cp)		70
	Nuclear Repulsion Energy		127
	HOMO-LUMO Energies		107
	Barriers to Internal Rotation		0
Geometries	Cartesians		128
	Internal Coordinates		127
	Products of moments of inertia		121
	Rotational Constants		125
	Point Group		131
Vibrations	Vibrational Frequencies		121
	Vibrational Intensities		125
	Zero-point energies		121
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		4
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		118
	Dipole		120
	Quadrupole		115
	Polarizability		115
Other results	Spin		0
	Number of basis functions		6
	Conformations		1