Article
Plant antimutagenic agents, 5. Isolation and structure of two new isoflavones, fremontin and fremontone from Psorothamnus fremontii.
Journal of natural products - 1 Jan 2000
Manikumar G, Gaetano K, Wani M C, Taylor H, Hughes T J, Warner J, McGivney R, Wall M E
Abstract excerpt
Two new isoflavones, fremontin and fremontone, were isolated from roots of Psorothamnus fremontii (Fabaceae), a desert plant. Compound 1 has the structure 5'-(alpha, alpha-dimethylallyl)-5,7,2',4'-tetrahydroxyisoflavone; compound 2 is similar but also contains the 3'-(gamma,gamma-dimethylallyl) s...
Topics
- Animals
- Crystallization
- Flavonoids
- In Vitro Techniques
- Isoflavones
- Magnetic Resonance Spectroscopy
- Mutagenicity Tests
- Mutation
- Plants, Medicinal
- Rats
- Salmonella typhimurium