A New Chlorinated Red Naphthoquinone from Roots of Sesamum indicum

A. F. M. Feroj HASAN; Setara BEGUM; Toshio FURUMOTO; Hiroshi FUKUI

doi:10.1271/bbb.64.873

Bioscience, Biotechnology, and Biochemistry

Online ISSN : 1347-6947
Print ISSN : 0916-8451

Organic Chemistry Notes

A New Chlorinated Red Naphthoquinone from Roots of Sesamum indicum

A. F. M. Feroj HASAN, Setara BEGUM, Toshio FURUMOTO, Hiroshi FUKUI

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Keywords: Sesamum indicum, Pedaliaceae, chlorinated naphthoquinone, chlorosesamone, antifungal activity

JOURNAL FREE ACCESS

2000 Volume 64 Issue 4 Pages 873-874

DOI https://doi.org/10.1271/bbb.64.873

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Abstract

A new chlorinated red naphthoquinone pigment having antifungal activity, named chlorosesamone, was isolated from the roots of Sesamum indicum. Its structure was characterized as 2-chloro-5,8-dihydroxy-3-(3-methyl-2-butenyl)-1,4-naphthoquinone on the basis of spectral evidence.

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