Phytochemistry p. 2075 - 2078 (1987)
Update date:2022-07-29
Topics:
Quijano, Leovigildo
Calderon, Jose S.
Garibay, Frederico Gomez
Escobar, Edgar
Rios, Tirso
The aerial parts of Ageratum houstonianum afforded three new flavones, 5-hydroxy-6,7,8,2',4',5'-hexamethoxyflavone; 5,2'-dihydroxy-6,7,8,4',5'-pentamethoxyflavone and 5-hydroxy-6,7,2',4',5'-pentamethoxyflavone.The known 5,6,7,3',4',5'-hexamethoxyflavone was also isolated.Structural determinations involved spectral methods and chemical degradations. - Key Word Index: Ageratum houstonianum; Asteraceae; Eupatorieae; heptasubstituted and hexasubstituted flavones; structure determination.
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Doi:10.1016/S0040-4020(01)89985-3
(1987)Doi:10.1007/BF00959386
(1987)Doi:10.1016/S0040-4020(01)81644-6
(1987)Doi:10.1021/jm00396a002
(1988)Doi:10.1134/S1070428019070108
(2019)Doi:10.1039/jr9570002729
(1957)
