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 Si₃H₈ (trisilane)

Property		Experiment	Calculated	Comparison
Energies Entropies	Enthalpy 298.15K
	Enthalpy 0K
	Energy 0K		819
	Energy 298.15K		610
	Atomization Enthalpy 298.15K		0
	Atomization Enthalpy 0K		0
	Entropy (298.15K)		0
	Entropy at any temperature		0
	Integrated Heat Capacity		0
	Heat Capacity (Cp)		0
	Nuclear Repulsion Energy		820
	HOMO-LUMO Energies		707
	Barriers to Internal Rotation		0
Geometries	Cartesians		804
	Internal Coordinates		804
	Products of moments of inertia		796
	Rotational Constants		804
	Point Group		821
Vibrations	Vibrational Frequencies		743
	Vibrational Intensities		679
	Zero-point energies		743
	Vibrational scaling factors
	Anharmonic frequencies and constants
	Raman frequencies and intensities		41
Electronic States	Electronic states	x	0
Electrostatics	Atom charges		450
	Dipole		628
	Quadrupole		517
	Polarizability		533
Other results	Spin		0
	Number of basis functions		41
	Conformations		1