Tetramethylphosphonium bromide is an organophosphorus compound with the formula (CH3)4PBr. It is a white, water-soluble solid, the salt of the cation...

phosphine oxide with oxygen. It reacts with methyl bromide to give tetramethylphosphonium bromide. Trimethylphosphine is a highly basic ligand that forms...

phosphonium cations include tetraphenylphosphonium, (C6H5)4P+ and tetramethylphosphonium P(CH 3)+ 4. Quaternary phosphonium cations (PR+ 4) are produced...

compounds containing anions composed of bromide (Br−) and antimony (Sb). They can be considered as double bromides, metallohalides or halometallates. They...