New cytotoxic polyacetylenes from the marine sponge Petrosia

Young Ja Lim, Jung Sun Kim, Kwang Sik Im, Jee H. Jung, Chong O. Lee, Jongki Hong, Dong Kyoo Kim

Research output: Contribution to journalArticlepeer-review

30 Citations (Scopus)

Abstract

New polyacetylenic alcohols with a C45 carbon skeleton (2) and with an enone moiety in the alkyl chain (C46, 1) were isolated from the marine sponge Petrosia sp. The gross structures of 1 and 2 were established by spectral methods, and the absolute stereochemistry was determined by the modified Mosher's method. Compounds 1 and 2 displayed considerable cytotoxicity against a small panel of human solid tumor cell lines. Significant inhibitions on DNA replication by 1 and 2 were also observed which could be explanative of their cytotoxicity.

Original languageEnglish
Pages (from-to)1215-1217
Number of pages3
JournalJournal of Natural Products
Volume62
Issue number9
DOIs
Publication statusPublished - Sept 1999

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