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2421-28-5 Basic information More..
Product Name:3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Synonyms:1,3-Isobenzofurandione, 5,5'-carbonylbis-;3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride;3,3',4,4'-Tetracarboxybenzophenone dianhydride;3,3’,4,4’-benzophenonetetracarboxylicaciddianhydride;3-Isobenzofurandione,5,5’-carbonylbis-1;4,4'-Carbonylbis[phthalic anhydride];4,4'-Diphthalic anhydride ketone;5,5’-carbonylbis-3-isobenzofurandione
CAS:2421-28-5
MF:C17H6O7
MW:322.23
EINECS:219-348-1
Mol File:Mol File
2421-28-5
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Company Name:TCI Japan  
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Products Intro:Product Name:3,3',4,4'-Benzophenonetetracarboxylic Dianhydride
CAS:2421-28-5
Package:25g; 500g;
CB Index:80
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Products Intro:Product Name:3,3',4,4'-Benzophenonetetracarboxylic Dianhydride (purified by sublimation)
CAS:2421-28-5
Package:25g; 5g;
CB Index:75
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Products Intro:Product Name:3,3',4,4'-Benzophenonetetracarboxylic Dianhydride (purified by sublimation)
CAS:2421-28-5
Package:25g; 5g;
CB Index:75
WebSite:www.tcichemicals.com/en/us/index.html
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Company Name:HBCChem, Inc.  
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Products Intro:Product Name:4,4'-Carbonyldiphthalic Anhydride
CAS:2421-28-5
Purity:98% Package:2kg;25 kg;100kg Remarks:HBC11894
CB Index:60
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