BIOMIMETIC SYNTHESIS OF CHROBISIAMONE A FROM CASSIA SIAMEA
[摘要]:Chrobisiamone A (1), an unique chromone dimer from leaves of Cassia siamea Lam. (Leguminosae), was synthesized from 5-acetonyl-7-hydroxy-2-methylchromone (2) in 4 steps through biomimetic Michael addition.
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