Isoalantolactone; (3aR,4aS,8aR,9aR)-8a-methyl-3,5-dimethylenedecahydronaphtho[2,3-b]furan-2(3H)-one; CAS No.: 470-17-7; Specializing in pharma building blocks, ChemShuttle supplies (3aR,4aS,8aR,9aR)-8a-methyl-3,5-dimethylenedecahydronaphtho[2,3-b]furan-2(3H)-one, a key intermediate for pharmaceutical research. Our expertise lies in small molecules synthesis.