Identification Molecular formula AlBr3 and Al2Br6 CAS number 7727-15-3 Solubility details Comment on solubility Soluble in water. Slightly soluble in methanol, diethyl ether, acetone. State State solid Melting point (Celsius) 97.80 Melting point (Kelvin) 371.00 Boiling point (Celsius) 265.00 Boiling point (Kelvin) 538.00 General information Appearence white to pale yellow crystalline solid Molar mass 266.6900g/mol Density 3.2050g/cm3