Chemical Name : 3,3',4,4'-biphenyltetracarboxylic di-anhydride
CAS : 2420-87-3
1-Acetoxy-3-fluorobenzene
2-Chloro-5-cyanobenzene-1-sulfonyl chloride
4-Ethylbenzenesulphonyl chloride
4-Bromo-4'-hydroxybiphenyl
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