Benzofuran-3(2H)-one

1-Benzofuran-3(2H)-one; 2,3-Dihydro-1-benzofuran-3-one; 2,3-Dihydro-3-oxobenzofuran; 2,3-Dihydrobenzofuran-3-one; Benzo[b]furan-3(2H)-one; Benzofuran-3(2H)-one; Benzofuran-3-one; Coumaran-3-one; Coumaranone; NSC 512726; beta-Coumaranone;