benzofurancarbonitrile,dihydro,benzofuran,furan
Benzofuran
89391-34-43(2H)-Dibenzofuranone,1,4,4a,9b-tetrahydro-7,8-dimethoxy-9b-(2-methoxyethyl)-9-(2-propenyl)-
71519-79-41,3-Isobenzofurandione, 5,5-(1-methylethylidene)bis(4,1-phenyleneoxy)bis-, polymer with 1,3-benzenediamine and 1,4-benzenediamine