Aristophenones A and B. A new tautomeric pair of polyisoprenylated benzophenones from Garcinia aristata.
A tautomeric pair of new isoprenylated benzophenones, aristophenone A (1a) and B (1b), have been isolated from Garcinia aristata fruits. Their structures has been determined using high-field 2D NMR techniques.
Cuesta-Rubio
O
O
Instituto de Farmacia y Alimentos (IFAL), Universidad de La Habana, Avenue 23, 21425, Lisa, La Habana, Cuba.
Padron
A
A
Castro
H V
HV
Pizza
C
C
Rastrelli
L
L
D001577:Benzophenones / Q000737:chemistry / Q000302:isolation & purification*; D002851:Chromatography, High Pressure Liquid; D003462:Cuba; D005638:Fruit / Q000737:chemistry; D009682:Magnetic Resonance Spectroscopy; D015394:Molecular Structure; D010946:Plants, Medicinal / Q000737:chemistry*; D013237:Stereoisomerism
D001577:Benzophenones; C435803:aristophenone A; C435804:aristophenone B