英文别名Diethyl pyridazine-1,2(3H,6H)-dicarboxylate; Diethyl 3,6-dihydropyridazine-1,2-dicarboxylate; 1,2-Pyridazinedicarboxylic acid, 3,6-dihydro-, 1,2-diethyl ester; 1,2-dicarbethoxy-1,2,3,6-tetrahydropyridazine; Diethyl 3,6-dihydro-1,2-pyridazinedicarboxylate; 1,2-dicarbethoxy-4-1,2,3,6-piperidazine; 1,2-dicarboethoxy-1,2,3,6-tetrahydropyridazine; 1,2-diethoxycarbonyl-1,2,3,6-tetrahydropyridazine 
