3,3′,4,4′-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5

I-CAS:2421-28-5

Ifomula Yamamolekyuli:C17H6O7

Isisindo sama-molecule:322.23

I-EINECS:219-348-1

Amagama afanayo:3,3', 4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3', 4,4'-Tetracarboxybenzophenone dianhydride; 3,3', 4,4'-benzophenonetetracarboxylicaciddianhydride; I-BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; I-BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; I-BTDA~4,4-Carbonyldiphthalic anhydride

Shiya Umlayezo Wakho

Imininingwane Yomkhiqizo

Landa

Amathegi Omkhiqizo

Kuyini i-3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5?

3,3 ', 4,4' - I-Benzophenonetetracarboxylic dianhydride iyimpuphu ekristalu ensundu. Iphuzu lokuncibilika kwalesi sici lingu-218.67 ° C, futhi liyabola ku-360 ° C. Izinga lokushisa lokushisa elizenzakalelayo liphezulu kakhulu, futhi akukho ukusha okubonwe. Ubuningi besici bungu-1.5452g/ml, kanti ingcindezi yomhwamuko ingu-6.53E-011Pa.

Imininingwane

Into	Imininingwane
Indawo yokubilisa	320°C 5mm
Ubuningi	1,57 g/cm3
Indawo yokuncibilika	218-222 °C (ngokukhanya)
iphuzu elikhanyayo	324 °C
ukumelana	1.6380 (isilinganiso)
Izimo zokugcina	Isimo sezulu esingenampilo, Izinga lokushisa legumbi

Isicelo

I-BTDA isetshenziswa njengesikhungo sokukhiqiza imikhiqizo yepulasitiki noma amakhemikhali amahle emkhakheni wezimboni. I-polymer monomer, esetshenziselwa ukuhlanganisa izinto ze-polymer ezimelana nokushisa okuphezulu.