Inorganic or organic derivatives of phosphinic acid, H2PO(OH). They include phosphinates and phosphinic acid esters.

Posterior pituitary lobe extracts.

Intermediate in production of taurine in the liver.

Hypotensive peptide isolated from Crotalus atrox venom.

Isolated from the corpora cardiaca of horse flies (Diptera).

A purine and a reaction intermediate in the metabolism of adenosine and in the formation of nucleic acids by the salvage pathway.

Weakly antileukemic.