Product name: Neohesperidin


Synonym:


Hesperetin
7-neohesperidoside;


(S)-7-(((2-O-6-Deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranosyl)oxy)-2,3-dihydro-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one


M.F. : C28H34O15


M. W. : 610.56


CAS NO.: 13241-33-3


Plant source: the fruit of Citrus arantium L.






Physical Property: white needle crystalline (recrystallization by dilute ethanol or dilute
acetic acid), M.P.: 236-237, freely soluble in hot water,
soluble in hot ethanol, insoluble in aether; turn to brown when mixing with
ferric trichloide, recover by magnesium and hydrochloric acid with red color;
without precipitation by adding CO2 into aqueous alkali; while hydrolysis after
adding 2% hydrochloric acid or sulfuric acid, it will generate hesperitin,
glucose and rhamnose each per molecule.






Indications: For the treatment of capillary fragility and over high protein
permeability in plasma. Therefore, it is used to be known as vitamin P or vitamin
which remains normal permeability of capillary.

http://www.sino-excellent.com