3 resultados
OBJECTIVE
To investigate the chemical constituents of Ehretia thyrsiflora.
METHODS
Compounds were isolated with silica gel, Sephadex LH-20 and RP-C18 colum chromatography. Their structures were elucidated by means of physico-chemical properties and spectral analysis.
RESULTS
Six compounds were
OBJECTIVE
To investigate the chemical constituents of Ehretia thyrsiflora.
METHODS
Compounds were isolated by using silica gel, Sephadex LH-20 and RP-C18 chromatography; their structures were elucidated by means of spectral data analysis.
RESULTS
Seven compounds were isolated and identified as
The wood anatomy of Coccoloba cozumelensis Hemsl., Coccoloba spicata Lundell, Gymnanthes lucida Sw., Blomia cupanioides Miranda, Canella winterana (L.) Gaertn., Aspidosperma megalocarpon Müell Arg. and Ehretia tinifolia L., is described. One tree per species was collected in the tropical rain forest