Phosphatidic acid, definition

Definition and example of a glycerophospho-lipid Phospholipids that contain glycerol are called glycerophospholipids or phosphoglyc-erides. All contain phosphatidic acid, the simplest glycerophospholipid. When an alcohol, such as choline, is esterified to phosphatidic acid, the product is phosphatidylcholine. 

Synonyms Phosphatidic acid, ammonium salt Definition Ammonium salts of phosphatidic acids derived from edible fats and oils Properties Unctuous semisolid sol. in fats partly sol. in ethanol insol. in water Uses Emulsifier in foods, dairy-based beverages vise, control agent for molten chocolate, substitute for soya lecithin in cocoa, chocolate prods., confectionery Features Flavor-free Ammonium phosphite CAS 51503-61-8... 

The term lipid is frequently used to denote a wide variety of natural products fatty , oily or waxy substances of animal and vegetable origin that are easily soluble in organic solvents readily satisfy this loose definition. Thus, such diverse compounds as fatty acids and their derivatives, triglycerides, sterols, phosphatides and sphingolipids, carotenoids, bile acids, vitamins A, D, E, and K, long-chain alcohols, terpenes, etc., may be included. Studies of these substances by GC are indeed numerous a comprehensive survey of this field is beyond the scope of this... 

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