Abstract An antifouling sesquiterpene isolated from Sinularia sp. was synthesized from citronellyl acetate in eight steps and 9% overall yield. The furan moiety was constructed using a multifunctional sulfone reagent. An antifouling sesquiterpene isolated from Sinularia sp. was synthesized from citronellyl acetate in eight steps and 9% overall yield. The furan moiety was constructed using a multifunctional
Aliphatic hydrocarbon tri-olefinic and substituted aliphatic di-olefinic halides, and derivatives thereof, intermediates therefor, syntheses thereof, and the control of insects.