Antitumor agents. 190. Absolute stereochemistry of the cytotoxic germacranolides, tomenphantins A and B, from Elephantopus tomentosus.

Journal Article (Journal Article)

The structures and absolute stereochemistries of tomenphantins A (1) and B (2), cytotoxic germacranolides isolated from Elephantopus tomentosus, are reported herein. 1H and 13C NMR spectroscopic data, chemical transformation, and single-crystal X-ray analysis were used in these determinations.

Full Text

Duke Authors

Cited Authors

  • Hayashi, T; Nakano, T; Kozuka, M; McPhail, DR; McPhail, AT; Lee, KH

Published Date

  • February 1999

Published In

Volume / Issue

  • 62 / 2

Start / End Page

  • 302 - 304

PubMed ID

  • 10075766

Electronic International Standard Serial Number (EISSN)

  • 1520-6025

International Standard Serial Number (ISSN)

  • 0163-3864

Digital Object Identifier (DOI)

  • 10.1021/np980185b


  • eng