benzofuran,ylmethanesulfonyl,chloride,furan
Furan
3447-87-81,3,4,6,7,8,8-Heptachloro-1,3a,4,6,7,7a-hexahydro-4,7-methanoisobenzofuran-5(3H)-one 884599-80-8[(3s,3ar,4s,6s,6as,9s,9as,9br)-3,6,9-trimethyl-2,7-dioxo-3,3a,4,5,6,6a,8,9,9a,9b-decahydroazuleno[4,5-b]furan-4-yl] Acetate