3,3,4,4-diphenylsulfonetetracarboxylicdianhydride CAS#2540-99-0

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【Product name】3,3,4,4-diphenylsulfonetetracarboxylicdianhydride

【Synonyms】DSDA;5,5'-Sulfonylbis-1,3-isobenzofurandione

【CAS#】2540-99-0

【MF】C16H6O8S

【Assay】≥99%

【Appearance】Off-white powder

【Package】20Kg drum

【Chemical properties】MP283°C

【Validity】24 months

【Storage conditions】Sealed and stored in a cool, dry and ventilated place

【Application fields】3,3',4,4'-Diphenylsulfonetetracarboxylic Dianhydride (DSDA) and 1,1-Bis[4-(4-aminophenoxy)phenyl]-1-phenylethane (BAPPE) can be used as raw materials for the synthesis of novel organosoluble polyimides and copolyimides.

HENAN VOCAS BIOTECHNOLOGY CO., LTD.

3,3,4,4-diphenylsulfonetetracarboxylicdianhydride CAS#2540-99-0