A new biflavonoid from Ochna beddomei.
A new biflavonoid, 2,3-dihydroochnaflavone 7,4',7"-tri-O-methyl ether (1) together with two known biflavonoids namely, 2,3-dihydroochnaflavone (2) and ochnaflavone (3) were isolated from the stem bark of Ochna beddomei. The structures were determined by means of spectral and chemical studies.
Jayakrishna
G
G
Natural Products Division, Department of Chemistry, Sri Venkateswara University, Tirupati 517 502, India.
Reddy
M Kesava
MK
Jayaprakasam
B
B
Gunasekar
D
D
Blond
A
A
Bodo
B
B
D002942:Circular Dichroism; D005419:Flavonoids / Q000737:chemistry / Q000302:isolation & purification*; D007194:India; D015394:Molecular Structure; D019906:Nuclear Magnetic Resonance, Biomolecular; D024301:Plant Bark / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*; D021241:Spectrometry, Mass, Electrospray Ionization; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet
D005419:Flavonoids