oa South African Journal of Chemistry - Halogenated oxindole and indoles from the South African marine ascidian : research article



The known 3,6-dibromoindole (), 6-bromo-3-chloroindole () and 6-bromo-2-oxindole () were isolated from the marine ascidian (sea squirt) collected from Algoa Bay, South Africa. Standard spectroscopic techniques were used to elucidate the structures of . All three compounds were found to be moderately cytotoxic to metastatic MDA-MB-231 breast cancer cells.


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