4′-biphenyltetracarboxylic dianhydride 2420-87-3

English name: 3,3′,4,4′-Biphenyltetracarboxylic dianhydride Common aliases: Biphenyltetracarboxylic dianhydride; 3,3′,4,4′-biphenyltetracarboxylic dianhydride; diphenyltetracarboxylic anhy…