1348. Boron Trichloride

Nomenclature

CAS number: 10294-34-5
BCl3; mol wt 117.17.
B 9.23%, Cl 90.77%.

Description and references

Prepn: Gamble, Inorg. Synth. 3, 27 (1950). Reviews: Gerrard, Lappert, Chem. Rev. 58, 1081-1111 (1958); Massey, Adv. Inorg. Chem. Radiochem. 10, 1-152 (1967).

Properties

Colorless, fuming liquid at low temp; dec by water or alcohol. Poisonous, corrosive. bp 12.5°. mp 107°. d412 1.35. d0 1.3728. See Ward, J. Chem. Eng. Data 14, 167 (1969).

Use

Manuf and purification of boron; as catalyst for organic reactions; in semiconductors; in bonding of iron, steels; in purification of metal alloys to remove oxides, nitrides and carbides.