英文同义词
2H-Benzofuran-3-one-2-carboxylic acid ethyl ester~2-Carboethoxy-3-coumaranone~Ethyl 2H-benzofuran-3-one-2-carboxylate;(2H)-Benzofuran-3-one-2-carboxylicacidethylester;2-Carboethoxy-3-coumaranone;Ethyl-2H-benzofuran-3-one-2-carboxylate;AKOS BB-9998;2-ETHOXYCARBONYL-3-COUMARANONE;ethyl 3-oxo-2,3-dihydrobenzofuran-2-carboxylate;2-Carbethoxy-3-coumarone-98%