prostanoic acid

pros·ta·no·ic ac·id

(pros'tă-nō'ik as'id),
The 20-carbon acid that is the skeleton of the prostaglandins, with various hydroxyl and keto substitutions at positions 9, 11, and 15, and double bonds in the long aliphatic chains.

prostanoic acid

[pros′tənō′ik]
a 20-carbon aliphatic carboxylic acid that is the basic framework for prostaglandin molecules, which differ according to the location of hydroxyl and keto substitutions at various positions along the molecule.

pros·ta·no·ic ac·id

(pros'tă-nō'ik as'id)
The 20-carbon acid that is the skeleton of the prostaglandins.
References in periodicals archive ?
Prostaglandins are structural derivatives of prostanoic acid and are classified into four main groups - PGA, PGB, PGE, and PGF - which differ in the ring substituents and the number of double bonds in the molecule.