Phytochemistry p. 1245 - 1248 (1983)
Update date:2022-08-11
Topics:
Gunaherath, G.M.Kamal B.
Gunatilaka, A.A.Leslie
Sultanbawa, M. Uvais S.
Balasubramaniam, S.
The isolation of plumbagin, droserone, isoshinanolone and a new naphthalenone, 1,2(3)-tetrahydro-3,3'-biplumbagin is reported from the phenolic fraction of the lightpetrol extract of the roots of Plumbago zeylanica.The structure of the new naphthalenone was elucidated by means of spectroscopic data and chemical interconversions.The main constituent of the neutral fraction was shown to be sitosterol. - Key Words: Plumbago zeylanica; Plumbaginaceae; plumbagin; droserone; isoshinanolone; naphthalenones; 1,2(3)-tetrahydro-3,3'-biplumbagin; sitosterol; structure elucidation.
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