Chemical Name : 2,3,3',4-biphenyl tetracarboxylic acid dianhydride(α-BPDA)
CAS : 36978-41-3
苯基对苯二酚二乙酯
1-溴-4,5-二氯-2-硝基苯
1-溴-3-氯-2-氟苯
3-(三氟甲基)苯磺酰氯
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