Formononetin

Structural formula
General
Surname	Formononetin
other names	7-Hydroxy-3- (4-methoxyphenyl) -4 H -chromen-4-one ( IUPAC ) ; Biochanin B;
Molecular formula	C 16 H 12 O 4
External identifiers / databases
EC number	207-623-9
ECHA InfoCard	100.006.931
PubChem	5280378
ChemSpider	4444070
Wikidata	Q408859
properties
Molar mass	268.26 g mol −1
Physical state	firmly
Melting point	257-261 ° C
safety instructions
GHS labeling of hazardous substances Caution
H and P phrases	H: 315-319-335
	P: 261-305 + 351 + 338
	As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Formononetin is a chemical compound belonging to the isoflavone class . It is assigned to the phytoestrogens because it is a plant compound with estrogen-like biological activity. The substance does not have a steroidal structure, its effect is weak.

Occurrence

Formononetin occurs particularly in the upper parts of the plant of the meadow clover (red clover), and also in certain legume species.

Meadow clover (red clover)

It is usually glycosidically bound; the 7-O-β-D- glucopyranoside of formononetin is ononin .

Individual evidence

↑ ^a ^b ^c data sheet formononetin from Sigma-Aldrich , accessed on June 8, 2011 ( PDF ).
↑ Booth, Nancy L. et al .: Seasonal variation of red clover (Trifolium pratense L., Fabaceae) isoflavones and estrogenic activity . In: J. Agric. Food Chem . 54, No. 4, 2006, pp. 1277-1282. doi : 10.1021 / jf052927u . PMC 1903374 (free full text).

[sigma-aldrich-1] ta sheet formononetin from Sigma-Aldrich , accessed on June 8, 2011 ( PDF ).

[2] Booth, Nancy L. et al .: Seasonal variation of red clover (Trifolium pratense L., Fabaceae) isoflavones and estrogenic activity . In: J. Agric. Food Chem . 54, No. 4, 2006, pp. 1277-1282. doi : 10.1021 / jf052927u . PMC 1903374 (free full text).