Title: Apigetrin
CAS Registry Number: 578-74-5
CAS Name: 7-(b-D-Glucopyranosyloxy)-5-hydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
Additional Names: apigenin-7-D-glucoside; 7-D-glycosylapigenin; cossmetin
Molecular Formula: C21H20O10
Molecular Weight: 432.38
Percent Composition: C 58.33%, H 4.66%, O 37.00%
Literature References: Isoln from flowers of Anthemis nobilis L., Compositae: Power, Browning, J. Chem. Soc. 105, 1833 (1914); from parsley: Nordström, Swain, Chem. Ind. (London) 1953, 85; J. Chem. Soc. 1953, 2764.
Properties: Pale yellow, cryst powder, dec 178-180°. Astringent taste. uv max (ethanol): 335, 268 nm. Sol in water, dil alcohol.
Absorption maximum: uv max (ethanol): 335, 268 nm |