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1,2,3,4-Butanetetracarboxylic 1,2:3,4-dianhydride 3,3'-Bi[tetrahydrofuran-2,5-dione] 1,2,3,4-Butanetetracarboxylic Dianhydride manufacture
1,2,3,4-Butanetetracarboxylic Dianhydride
Product Name:1,2,3,4-Butanetetracarboxylic Dianhydride
Synonym:1,2,3,4-Butanetetracarboxylic 1,2:3,4-dianhydride;
3,3'-Bi[tetrahydrofuran-2,5-dione]
CAS NO: 4534-73-0
Molecular Formula: C8H6O6
Molecular Weight:198.13
Properties: White powder,Stable under normal temperature and pressure,
Melting point: 238 to 239 deg.C , Boiling point: 492deg.C ~at 760mmHg
Flash point: 228.5 deg.C
Specification:
Appearance: white powder
Purity: 99.0%min
Free acid: 1.0%max
Use:the raw material to synthetic polyimide
Packing : 1kg/bottle, 25kg/drum, or according to customer's requirement
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