13813-62-2
1,3,5,7-tetraphosphocane
+
2548-31-4
diphenylsulfone-2,5-dicarboxylic acid
→
51762-52-8
9-氧-9H-硫代呫吨-3-羧酸10,10-二氧化物
51762-88-0
9-oxothioxanthene-3-carboxylic acid