Phosphinate

Phosphinates are organophosphorus compounds with the formula OP(OR)R₂. The phosphinate group is a structural isomer of the phosphonite group P(OR)₂R.

Synthesis

Phosphinates can be synthetized by the Michaelis–Arbuzov reaction. Phosphinites P(OR)R₂ can be oxidized into phosphinates.

See also

Phosphine - PR₃
Phosphine oxide - OPR₃
Phosphite - P(OR)₃
Phosphonate - OP(OR)₂R
Phosphate - OP(OR)₃
Bensulide - contains the sulfur analogue of this moiety, SP(SR)R₂

Organophosphorus

Only P-O bonds

P(III)	Phosphite/Organophosphite
P(V)	Phosphate/Organophosphate

With P-C bonds

One P-C bonds

P(III)	Phosphonite
P(V)	Phosphonate

Two P-C bonds

P(III)	Phosphinite
P(V)	Phosphinate

Three P-C bonds

P(III)	Phosphine
P(V)	Phosphine oxide

With P-N bonds

One P-N bond

P(III)	Phosphoramidite e.g. Nucleoside phosphoramidite
P(V)	Phosphoramidate e.g. Phosphocreatine

Two P-N bond

P(III)	Phosphorodiamidite
P(V)	Phosphorodiamidate e.g. Morpholino Cyclophosphamide

Three P-N bond

P(V)	Phosphoramide e.g. Hexamethylphosphoramide Metepa

With P-C and P-N bonds

One P-C bond and one P-N bond

P(V)	Phosphonamidate

One P-C bond and two P-N bond

P(V)	Phosphonamide

Two P-C bond and one P-N bond

P(V)	Phosphinamide

With P-S bonds

One P-S bond

P(III)	Phosphorothioite
P(V)	Phosphorothioate

Two P-S bond

P(III)	Phosphorodithioite
P(V)	Phosphorodithioate

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