2421-28-5

  • Product Name：3,3',4,4'-Benzophenonetetracarboxylic dianhydride
  • Molecular Formula：C17H6O7
  • Purity：99%
  • Molecular Weight：322.23
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Product Details

pd_meltingpoint:218-222 °C(lit.)

Appearance:white crystal powder

Purity:99%

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What is the 3,3',4,4'-Benzophenonetetracarboxylic dianhydride ?

3,3',4,4'-Benzophenonetetracarboxylic dianhydride is white crystal powder, while it's Molecular Formula is C17H6O7. BTDA polymer fine free-flowing powder suitable for general purposes. BTDA Microfine Micronized powder facilitates mixing in epoxy resins. BTDA ultrapure high-purity, high-assay powder for critical polyimide synthesis.

What is the CAS number for 3,3',4,4'-Benzophenonetetracarboxylic dianhydride ?

The CAS number of 3,3',4,4'-Benzophenonetetracarboxylic dianhydride is 2421-28-5.

More information of 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 2421-28-5 are:

Synonyms

 Phthalicanhydride, 4,4'-carbonyldi- (8CI);3,3',4,4'-Benzophenonetetracarboxylic aciddianhydride;3,3',4,4'-Benzophenonetetracarboxylic acid-KF 8010 copolymer;3,3',4,4'-Tetracarboxybenzophenone dianhydride;3,4,3',4'-Benzophenonetetracarboxylic acid anhydride;3,4,3',4'-Benzophenonetetracarboxylic dianhydride;4,4'-Carbonylbis(phthalicanhydride);4,4'-Carbonyldiphthalic anhydride;5,5'-Carbonylbis[1,3-isobenzofurandione];BTDA;Benzophenone-3,3',4,4'-tetracarboxylic acid anhydride;Benzophenonetetracarboxylic acid dianhydride;Benzophenonetetracarboxylicdianhydride;NSC 78480;

CAS Number

 2421-28-5

Molecular Formula

 C17H6O7

Molecular Weight

 322.23

Density

 1.662 g/cm3

Melting Point

 218-222 °C(lit.)

Boiling Point

 638.8 °C at 760 mmHg

Flash Point

 286.1 °C

HS CODE

 29183000

PSA

 103.81000

LogP

 1.53880

What is 3,3',4,4'-Benzophenonetetracarboxylic dianhydride (2421-28-5) used for?

Benzophenone-3,3',4, 4'-tetracarboxylic dianhydride (BTDA) is used as intermediate and in polycondensation (fiber and powder production) to manufacture plastic products or fine chemicals in the industrial sector. Consumer risk is very unlikely as BTDA is manufactured and handled under closed conditions in industrial settings only. The environmental effects, ecotoxicology and toxicology information available for BTDA is provided based on studies and/or a reliable evaluation of its hazardous properties.

Articles related to 3,3',4,4'-Benzophenonetetracarboxylic dianhydride:

Article

Source

Development and optimization of producing 3,3′, 4,4′-benzophenonetetracarboxylic dianhydride

Yegorov, Anton Sergeyevich,Wozniak, Alyona Igorevna,Ivanov, Vitaly Sergeyevich,Averina, Elena Aleksandrovna,Zhdanovich, Olga Anatolevna

, p. 3063 - 3070 (2016)

Bronsted base-assisted boronic acid catalysis for the dehydrative intramolecular condensation of dicarboxylic acids

Sakakura, Akira,Ohkubo, Takuro,Yamashita, Risa,Akakura, Matsujiro,Ishihara, Kazuaki

supporting information; experimental part, p. 892 - 895 (2011/05/02)

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