Chemical Name : 2,3,3',4-biphenyl tetracarboxylic acid dianhydride(α-BPDA)
CAS : 36978-41-3
1,2,3-三氟苯
4-溴-2-氟苯磺酰氯
1,3-Difluoro-2-iodo-5-methoxybenzene
1,4-二溴苯
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