Atkamine: A New Pyrroloiminoquinone Scaffold from the Cold Water Aleutian Islands <i>Latrunculia</i> Sponge Yike Zou Mark T. Hamann 10.1021/ol400294v.s001 https://acs.figshare.com/articles/journal_contribution/Atkamine_A_New_Pyrroloiminoquinone_Scaffold_from_the_Cold_Water_Aleutian_Islands_i_Latrunculia_i_Sponge/2427193 A new pyrroloiminoquinone alkaloid, named atkamine, with an unusual scaffold was discovered from a cold, deep water Alaskan sponge <i>Latrunculia</i> sp. collected from the Aleutian Islands. Olefin metathesis was utilized to determine the location of the double bond in the hydrocarbon chain. The absolute configuration was determined by using computational approaches combing with the ECD (electronic circular dichroism) spectroscopy. 2013-04-05 00:00:00 Olefin metathesis sponge Latrunculia sp atkamine configuration Cold Water Aleutian Islands Latrunculia SpongeA scaffold dichroism location hydrocarbon chain approach spectroscopy ECD Aleutian Islands pyrroloiminoquinone alkaloid New Pyrroloiminoquinone Scaffold Atkamine bond