diethyl 5,8-diamino-6a-methyl-2-methylsulfanyl-6a,7-dihydro-6H-1,3,6,7-tetraazaphenalene-4,9-dicarboxylate picrate 在
sodium ethanolate 作用下,
以
乙醇 为溶剂,
反应 1.0h,
以74%的产率得到diethyl 5,8-diamino-6a-methyl-2-methylsulfanyl-6a,7-dihydro-6H-1,3,6,7-tetraazaphenalene-4,9-dicarboxylate