Chemical Name : 2,3,3',4-biphenyl tetracarboxylic acid dianhydride(α-BPDA)
CAS : 36978-41-3
1-bromo-4-isobutylbenzene
4-Bromo-1-iodo-2-nitrobenzene
2,2'-Difluorobiphenyl
1,1':4',1''-Terphenyl, 4''-ethyl-2'-fluoro-4-propyl-
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