Diboron Tetrachloride

Title: Diboron Tetrachloride
CAS Registry Number: 13701-67-2
CAS Name: Tetrachlorodiborane(4)
Additional Names: boron chloride
Molecular Formula: B2Cl4
Molecular Weight: 163.43
Percent Composition: B 13.23%, Cl 86.77%
Literature References: Prepd by passing gaseous boron trichloride through flow discharge between mercury or copper electrodes: Urry et al., J. Am. Chem. Soc. 76, 5293 (1954); Wartik et al., Inorg. Synth. 10, 118 (1967); by passing boron trichloride vapor over boron monoxide at 200°: McCloskey et al., J. Am. Chem. Soc. 83, 4750 (1961). Infrared and Raman spectra: Linevsky et al., J. Am. Chem. Soc. 75, 3287 (1953). Review of boron halides: Massey, Adv. Inorg. Chem. Radiochem. 10, 1-152 (1967).
Properties: Liquid, ignites in air. mp -92.6°. bp1 -63.5°; bp45 0°; bp (calc) 65.5°.
Melting point: mp -92.6°
Boiling point: bp1 -63.5°; bp45 0°; bp (calc) 65.5°
Diboron Tetrahydroxide Dibromantin Dibromochloropropane Dibromogallic Acid Dibromopropamidine