CAS No: 2421-28-5, Chemical Name: 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
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2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride

Nome del prodotto 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Sinonimi BTDA; 4,4-Carbonyldiphthalic anhydride; benzophenone-3,3:4,4-tetracarboxylic dianhydride; BTDA; 3,3,4,4-Benzophenontetracarbonsaeuredianhydride; 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; 5,5'-carbonylbis(2-benzofuran-1,3-dione); 3,3',4,4'-Benzophenone tetracarboxylic dianhydride; Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 3,3,4,4-Benzophenonetetracarboxylic dianhydride
Formula molecolare C17H6O7
Peso Molecolare 322.2253
InChI InChI=1/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H
Numero CAS 2421-28-5
EINECS 219-348-1
Struttura molecolare 2421-28-5 3,3',4,4'-Benzophenonetetracarboxylic dianhydride
Densità 1.662g/cm3
Punto di fusione 219-226℃ 
Punto di ebollizione 638.8°C at 760 mmHg 
Indice di rifrazione 1.699 
Punto d'infiammabilità 286.1°C 
Solubilità in acqua REACTS 
Simboli di pericolo  Xi:Irritant;
Codici di Rischio R36/37:;
Sicurezza Descrizione S25:;