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Feeding-Deterrent Bromophenols from Odonthalia corymbifera.-The structure of new bromophenol (I), isolated together with five known potent title compounds, is determined by spectroscopic means. (I) displays potent feeding-deterrent activity against young abalone Haliotis discus hannai and seems to be active against young sea urchin Strongylocentrotus intermedius. -(KURATA, K.; TANIGUCHII, K.; TAKASHIMA, K.; HAYASHI, I.; SUZUKI, M.; Phytochemistry 45 (1997) 3, 485-487; Dep. Ind. Chem., Hakodate Tech.