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Communication | Regular issue | Vol 23, No. 8, 1985, pp.1869-1872
Published online, 1st January, 1970
DOI: 10.3987/R-1985-08-1869
Structure and Stereochemistry of 4-Deacetoxy-10-epi-olguine, a New δ-Lactone from Hyptis oblongifolia Bentham (Labiatae)

Guillermo Delgado, Rogelio Pereda-Miranda, and Alfonso Romo de Vivar*

*Div. Estudios de Posgrado, Facultad de Química, Universidad Nacinal Autónoma, Circuito Exterior, Ciudad Universitaria, Coyoacán 04510, Mexico


A minor secondary metabolite, 4-deacetoxy-10-epi-olguine, has been isolated from the aerial parts of Hyptis oblongifolia (Labiatae). Its structure has been elucidated as that represented by formula 1, based on spectral and crystallographic evidence.