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2,3',3,4'-Diphenyl sulfone tetracarboxylicdianhydride(a-DSDA)
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3,3,4,4-Diphenyl sulfone tetracarboxylicdianhydride(s-DSDA)
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2,3',3,4'-Benz ophenone tetracarboxylicdianhydride(a-BTDA)
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2,2',3,3'-Diphenylether tetracarboxylic aciddianhydride(i-ODPA)
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2,2',3,3'-Diphenylether tetracarboxylic aciddianhydride(i-ODPA)
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9,9-Bis(trifluoromethyl)xanthenetetracarboxylicdianhydride(6F-ODA)
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2,2'-Bis(trifluoromethyl)-4,4',5,5'-biphenyltetracarboxylic dianhydride(6F- BPDA)
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Send Inquiry Contact Info![China 4-[2-(4-Aminophenyl)ethynyl]aniline - China Supplier](https://img-i-album.toocle.com/300-300/2026/09/08/6a/6a9fcbfec3a6a.png "China 4-[2-(4-Aminophenyl)ethynyl]aniline - China Supplier")
4-[2-(4-Aminophenyl)ethynyl]aniline
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1,4-Benzenedicarboxylicacid,1,4-bis(4-aminophenyl)ester
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4,4'-bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-ylcarbonyloxy)biphenyl(DEDAN)
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