Chemical Name : 2,3,3',4-biphenyl tetracarboxylic acid dianhydride(α-BPDA)
CAS : 36978-41-3
2,5-Dichloro-1,4-dimethylbenzene
3-Bromo-4-fluoro-1-nitrobenzene
3-Bromobiphenyl
4-Bromo-2-fluoro- (trifluoromethoxy)benzene
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