Synthesis of 2,3-Dihydro-8-(3-hydroxy-3-methylbut-1-enyl)-7-methoxy-2-phenyl-4H-1-benzopyran-4-one: A Novel Structure for Falciformin

Article abstract of DOI:10.1021/jo00291a017

Synthesis of 2,3-dihydro-8-(3-hydroxy-3-methylbut-1-enyl)-7-methoxy-2-phenyl-4H-1-benzopyran-4-one (1) has been achieved in order to verify the proposed structure of falciformin, a new constituent of Tephrosia falciformis.The melting point and spectral ch