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

CAS:2421-28-5

Molecular Formula:C17H6O7

Molecular Weight:322.23

EINECS:219-348-1

Mashoko anoreva zvakafanana:3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3',4,4'-Tetracarboxybenzophenone dianhydride; 3,3',4,4'-benzophenonetetracarboxylicaciddianhydride; BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; BTDA~4,4-Carbonyldiphthalic anhydride

Siya Mharidzo Yako

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Chii chinonzi 3,3',4,4'-Benzophenonetetracarboxylic dianhydride CAS 2421-28-5?

3,3 ', 4,4' - Benzophenonetetracarboxylic dianhydride iupfu hwebrownish crystalline. Nzvimbo yakanyunguduka yechinhu ichi ndeye 218.67 ° C, uye inoparara pa 360 ° C. Kupisa kunongoerekana kwaitika kwakanyanya, uye hapana kupisa kwakaonekwa. Density yechinhu i1.5452g/ml, uye mhute pressure ndeye 6.53E-011Pa.

Tsanangudzo

Item	Tsanangudzo
Boiling point	320°C 5mm
Density	1,57 g/cm3
Melting point	218-222 °C (lit.)
flash point	324 °C
resistivity	1.6380 (kufungidzira)
Kuchengetedza mamiriro	Inert mamiriro, Room Temperature

Application

BTDA inoshandiswa seyepakati mukugadzira zvigadzirwa zvepurasitiki kana makemikari akanaka muchikamu cheindasitiri. Polymer monomer, inoshandiswa kugadzira yakakwirira-tembiricha inodzivirira polymer zvinhu.