Chemical Name : 3,3',4,4'-biphenyltetracarboxylic di-anhydride
CAS : 2420-87-3
4-Bromomethylbenzenesulfonyl chloride
4-Fluoro-5-methylbenzene-1,2-diamine
1,4-Diiodobenzene
3-Chloro-2-fluoroiodobenzene
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