Phosphorus compounds

Phosphorus pentoxide is a chemical compound with molecular formula P4O10 (with its common name derived from its empirical formula, P2O5).

Phosphoric acid (also known as orthophosphoric acid or phosphoric(V) acid) is a mineral (inorganic) acid having the chemical formula H3PO4.

Hexamethylphosphoramide, often abbreviated HMPA, is a phosphoramide (i.e. an amide of phosphoric acid) with the formula [(CH3)2N]3PO.

Hypophosphorous acid is a phosphorus oxoacid and a powerful reducing agent with molecular formula H3PO2.

Pyrophosphoric acid, also known under the name diphosphoric acid, is colorless, odorless, hygroscopic and is soluble in water, diethyl ether, and ethyl alcohol.

Phosphorous acid is the compound described by the formula H3PO3.

Triphenylphosphine (IUPAC name: triphenylphosphane) is a common organophosphorus compound with the formula P(C6H5)3 - often abbreviated to PPh3 or Ph3P.

Phytic acid (known as inositol hexakisphosphate (IP6), inositol polyphosphate, or phytate when in salt form), discovered in 1903, a saturated cyclic acid, is the principal storage form of phosphorus in many plant tissues, especially bran and seeds.

Wilkinson's catalyst, is the common name for chloridotris(triphenylphosphane)rhodium(I), an coordination complex of rhodium with the formula RhCl(PPh3)3 (Ph = phenyl).

Hypophosphoric acid is a mineral acid with the formula H4P2O6, with phosphorus in a formal oxidation state of +4.

Diphosphane is an inorganic compound with the chemical formula P2H4.

Triphosphorus pentanitride is an inorganic compound with the chemical formula P3N5.

Tris(triphenylphosphine)rhodium carbonyl hydride (Carbonyl(hydrido)tris(triphenylphosphine)rhodium) is an organorhodium compound with the formula [RhH(CO)(PPh3)3] (Ph = C6H5).

In chemistry, a diphosphene is an organophosphorus compound that has a phosphorus-phosphorus double bond, denoted by R-P=P-R'.