磷是一种化学元素，符号为P，原子序数为15。元素磷以白磷和红磷两种主要形式存在，但由于其高度活性，磷在地球上从未被发现是自由元素。它在地壳中的浓度约为每千克1克(而铜的浓度约为每千克0.06克)。除少数例外，含磷矿物以无机磷酸盐岩的形式处于最大氧化状态。
(2-Amino-4-methylphenyl)dimethylphosphine oxide
(4-Amino-2-methylphenyl)dimethylphosphine oxide
(4-Amino-3-methoxyphenyl)dimethylphosphine oxide
(4-Amino-3-fluorophenyl)dimethylphosphine oxide
Methyl 2-amino-4-(dimethylphosphoryl)benzoate
Methyl 2-amino-5-(dimethylphosphoryl)benzoate
4-Amino-2-(dimethylphosphoryl)benzonitrile
Diethyl 2-Fluorobenzylphosphonate
Diethyl 4-methoxybenzylphosphonate
Diethyl 4-nitrobenzylphosphonate
Diethyl 3-methoxybenzylphosphonate
Tetraethyl (1,4-phenylenebis(methylene))bis(phosphonate)
Diethyl 3-methylbenzylphosphonate
Diethyl 4-methylbenzylphosphonate
Diethyl benzylphosphonate
Diethyl 4-cyanobenzylphosphonate
Diethyl 2-methylbenzylphosphonate
Diethyl 4-fluorobenzylphosphonate
Diethyl 3,5-dimethoxybenzylphosphonate
Phenyl phosphate disodium salt
2-(1-Methylguanidino)ethyl dihydrogen phosphate
Diphenyl p-tolyl phosphate
(1R,4S,5R,6R)-5,6-Bis(diphenylphosphaneyl)bicyclo[2.2.1]hept-2-ene
Tetraisopropyl methylenebis(phosphonate)
(R)-2,2'-Bis(di-p-tolylphosphino)-1,1'-binaphthalene
(R)-5,5'-Bis(diphenylphosphino)-4,4'-bibenzo[d][1,3]dioxole
(S)-5,5'-Bis(diphenylphosphino)-4,4'-bi-1,3-benzodioxole
Triphenylphosphine oxide
Tris(2,4-dimethylphenyl)phosphine
(11bR)-4-Hydroxy-2,6-bis(2,4,6-triisopropylphenyl)dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide
