title: A new isoflavone glycoside from dalbergia nigra
abstract: The new 5-hydroxy-6, 7-dimethoxy-4'-O-(6-O-D-apio-beta-D-furanosyl-beta-D-glucopyranosyl)i soflavone (1) has been isolated from Dalbergia nigra. The structure was elucidated using extensive spectroscopic analysis (1D and 2D NMR, MS, IR, UV).
authors.affiliation: Setor de Quimica de Produtos Naturais-CCT/CCTA, Universidade Estadual do Norte Fluminense, 28015-620 Campos-RJ, Brazil, and Departamento de Quimica, Universidade Federal de Sao Carlos, Sao Carlos-SP, Brazil.
authors.initials: L
authors.lastname: Mathias
authors.initials: IJC
authors.lastname: Vieira
authors.initials: R
authors.lastname: Braz-Filho
authors.initials: E
authors.lastname: Rodrigues-Filho