Shorea laeviforia
Encyclopedia
Shorea laeviforia is a plant species in the genus Shorea
.
Valoneic acid dilactone
, flavogallonic acid dilactone
, gallagyldilactone, ellagic acid
and gallic acid
are hydrolysable tannins that can be isolated from the heartwood of S. laeviforia as well as two stilbenoids, laevifonol (an ε-viniferin-ascorbic acid
hybrid compound) and laevifoside (an O-glucoside of ampelopsin A).
Shorea
Shorea is a genus of about 196 species of mainly rainforest trees in the family Dipterocarpaceae. The genus is named after Sir John Shore, the Governor-General of the British East India Company, 1793-1798. They are native to southeast Asia, from Northern India to Malaysia, Indonesia and the...
.
Valoneic acid dilactone
Valoneic acid dilactone
Valoneic acid dilactone is a hydrolysable tannin that can be isolated from the heartwood of Shorea laeviforia....
, flavogallonic acid dilactone
Flavogallonic acid dilactone
Flavogallonic acid dilactone is a hydrolysable tannin that can be found in Rhynchosia volubilis seeds, in Shorea laeviforia, in Anogeissus leiocarpus and Terminalia avicennoides....
, gallagyldilactone, ellagic acid
Ellagic acid
Ellagic acid is a natural phenol antioxidant found in numerous fruits and vegetables including blackberries, raspberries, strawberries, cranberries, walnuts, pecans, pomegranates, wolfberry and other plant foods...
and gallic acid
Gallic acid
Gallic acid is a trihydroxybenzoic acid, a type of phenolic acid, a type of organic acid, also known as 3,4,5-trihydroxybenzoic acid, found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plants. The chemical formula is C6H23COOH. Gallic acid is found both free and as part of...
are hydrolysable tannins that can be isolated from the heartwood of S. laeviforia as well as two stilbenoids, laevifonol (an ε-viniferin-ascorbic acid
Ascorbic acid
Ascorbic acid is a naturally occurring organic compound with antioxidant properties. It is a white solid, but impure samples can appear yellowish. It dissolves well in water to give mildly acidic solutions. Ascorbic acid is one form of vitamin C. The name is derived from a- and scorbutus , the...
hybrid compound) and laevifoside (an O-glucoside of ampelopsin A).