| 英文同义词: | Diethyl 2-Methylenecyclopropane-1,1-dicarboxylate;1,1-Cyclopropanedicarboxylic acid, 2-methylene-, 1,1-diethyl ester;1,1-Diethyl 2-methylene-1,1- cyclopropanedicarboxylate;dimethyl 2-methylenecyclopropane-1,1-dicarboxyl;diethyl 2-methylidenecyclopropane-1,1-dicarboxylate;2-Methylene-cyclopropane-1,1-dicarboxylic acid diethyl ester |