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| The Total Synthesis of (±)-Hinesol and (±)-Agarospirol | |
| 摘 要： | Eversinceβ-vetivoneanditscongenerswererecognizedtohavespiro4,5]decaneratherthanthehydroazuleneskeleton,1]themembersofthisclasshavebecomeafavoritetargetforsynthesis.Herein.weshowafacileconversionofthemajorphotoproductformedinthereactionofmethyl2,4-dioxopentancate(1)with1,5-dimethyl-6-methylenecyclochexene(2)2]intovetispiranederivatives,hinesol(3),ametaboliteofAtractylodeslancea3,4],andagarospirol(4)foundinAquilariaagollocha,5]inracemicforms,respectively.WhenanEtoAsolutionof1and2wasintema… |
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